Technical Exhibit T Div 22 Plumbing.pdf

EXPANSION FITTINGS AND LOOPS FOR PIPING 220516 - 1

SECTION 220516 - EXPANSION FITTINGS AND LOOPS FOR PIPING

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section Includes:

1. Flexible, ball-joint, packed expansion joints.

2. Slip-joint packed expansion joints.

3. Expansion-compensator packless expansion joints.

4. Flexible-hose packless expansion joints.

5. Metal-bellows packless expansion joints.

6. Rubber packless expansion joints.

7. Grooved-joint expansion joints.

8. Pipe loops and swing connections.

9. Alignment guides and anchors.

1.3 PERFORMANCE REQUIREMENTS

A. Compatibility: Products shall be suitable for piping service fluids, materials, working pressures, and temperatures.

B. Capability: Products to absorb 200 percent of maximum axial movement between anchors.

1.4 ACTION SUBMITTALS

A. Product Data: For each type of product indicated.

B. Delegated-Design Submittal: For each anchor and alignment guide indicated to comply with performance requirements and design criteria, including analysis data signed and sealed by the qualified professional engineer responsible for their preparation.

1. Design Calculations: Calculate requirements for thermal expansion of piping systems and for selecting and designing expansion joints, loops, and swing connections.

2. Anchor Details: Detail fabrication of each anchor indicated. Show dimensions and methods of assembly and attachment to building structure.

3. Alignment Guide Details: Detail field assembly and attachment to building structure.

4. Schedule: Indicate type, manufacturer's number, size, material, pressure rating, end connections, and location for each expansion joint.

EXPANSION FITTINGS AND LOOPS FOR PIPING 220516 - 2

1.5 INFORMATIONAL SUBMITTALS

A. Welding certificates.

B. Product Certificates: For each type of expansion joint, from manufacturer.

1.6 CLOSEOUT SUBMITTALS

A. Maintenance Data: For expansion joints to include in maintenance manuals.

1.7 QUALITY ASSURANCE

A. Welding Qualifications: Qualify procedures and personnel according to the following:

1. AWS D1.1/D1.1M, "Structural Welding Code - Steel."

2. ASME Boiler and Pressure Vessel Code: Section IX.

PART 2 - PRODUCTS

2.1 PACKED EXPANSION JOINTS

A. Flexible, Ball-Joint, Packed Expansion Joints:

1. Manufacturers: Comply with Requirements.

2. Standards: ASME Boiler and Pressure Vessel Code: Section II, "Materials"; and

ASME B31.9, "Building Services Piping," for materials and design of pressure-containing parts and bolting.

3. Material: Carbon-steel assembly with asbestos-free composition packing.

4. Design: For 360-degree rotation and angular deflection.

5. Minimum Pressure Rating: 250 psig at 400 deg F (1725 kPa at 204 deg C).

6. Angular Deflection for NPS 6 (DN 150) and Smaller: 30 degree minimum.

7. Angular Deflection for NPS 8 (DN 200) and Larger: 15 degree minimum.

8. End Connections for NPS 2 (DN 50) and Smaller: Threaded.

9. End Connections for NPS 2-1/2 (DN 65) and Larger: Flanged.

B. Slip-Joint Packed Expansion Joints:

2. Standard: ASTM F 1007.

3. Material: Carbon steel with asbestos-free PTFE packing.

4. Design: With internal guide and injection device for repacking under pressure. Include drip connection if used for steam piping.

5. Configuration: Single joint or Single joint with base and double joint with base class(es) unless otherwise indicated.

6. End Connections: Flanged or weld ends to match piping system.

EXPANSION FITTINGS AND LOOPS FOR PIPING 220516 - 3

2.2 PACKLESS EXPANSION JOINTS

A. Metal, Expansion-Compensator Packless Expansion Joints:

2. Minimum Pressure Rating: 150 psig or 175 psig unless otherwise indicated.

3. Configuration for Copper Tubing: Two-ply, phosphor-bronze bellows with copper pipe ends.

a. End Connections for Copper Tubing NPS 2 and Smaller: Solder joint or threaded.

b. End Connections for Copper Tubing NPS 2-1/2 to NPS 4: Threaded.

4. Configuration for Steel Piping: Two-ply, stainless-steel bellows; steel-pipe end connections; and carbon-steel shroud.

a. End Connections for Steel Pipe NPS 2 and Smaller: Threaded.

b. End Connections for Steel Pipe NPS 2-1/2 to NPS 4: Flanged or Weld.

B. Rubber, Expansion-Compensator Packless Expansion Joints:

2. Material: Twin reinforced-rubber spheres with external restraining cables.

3. Minimum Pressure Rating: 150 psig at 170 deg F unless otherwise indicated.

4. End Connections for NPS 2 and Smaller: Threaded.

C. Flexible-Hose Packless Expansion Joints:

2. Description: Manufactured assembly with inlet and outlet elbow fittings and two flexible-metal-hose legs joined by long-radius, 180-degree return bend or center section of flexible hose.

3. Flexible Hose: Corrugated-metal inner hoses and braided outer sheaths.

4. Expansion Joints for Copper Tubing NPS 2 and Smaller: Copper-alloy fittings with solder-joint end connections.

a. Bronze hoses and single-braid bronze sheaths with 450 psig at 70 deg F and 340 psig at 450 deg F ratings.

b. Bronze hoses and double-braid bronze sheaths with 700 psig at 70 deg F and 500 psig at 450 deg F ratings.

5. Expansion Joints for Copper Tubing NPS 2-1/2 to NPS 4: Copper-alloy fittings with threaded end connections.

a. Stainless-steel hoses and single-braid, stainless-steel sheaths with 300 psig at 70 deg F and 225 psig at 450 deg F ratings.

b. Stainless-steel hoses and double-braid, stainless-steel sheaths with 420 psig at 70 deg F and 315 psig at 450 deg F ratings.

EXPANSION FITTINGS AND LOOPS FOR PIPING 220516 - 4

6. Expansion Joints for Steel Piping NPS 2 and Smaller: Carbon-steel fittings with threaded end connections.

a. Stainless-steel hoses and single-braid, stainless-steel sheaths with 450 psig at 70 deg F and 325 psig at 600 deg F ratings.

b. Stainless-steel hoses and double-braid, stainless-steel sheaths with 700 psig at 70 deg F and 515 psig at 600 deg F ratings.

7. Expansion Joints for Steel Piping NPS 2-1/2 to NPS 6: Carbon-steel fittings with flanged or weld end connections.

a. Stainless-steel hoses and single-braid, stainless-steel sheaths with 200 psig at 70 deg F and 145 psig at 600 deg F ratings.

b. Stainless-steel hoses and double-braid, stainless-steel sheaths with 275 psig at 70 deg F and 200 psig at 600 deg F ratings.

8. Expansion Joints for Steel Piping NPS 8 to NPS 12: Carbon-steel fittings with flanged or weld end connections.

a. Stainless-steel hoses and single-braid, stainless-steel sheaths with 125 psig at 70 deg F and 90 psig at 600 deg F ratings.

b. Stainless-steel hoses and double-braid, stainless-steel sheaths with 165 psig at 70 deg F and 120 psig at 600 deg F ratings.

9. Expansion Joints for Steel Piping NPS 14 and Larger: Carbon-steel fittings with flanged or weld end connections.

a. Stainless-steel hoses and double-braid, stainless-steel sheaths with 165 psig at 70 deg F and 120 psig at 600 deg F ratings.

D. Metal-Bellows Packless Expansion Joints:

2. Standards: ASTM F 1120 and EJMA's "Standards of the Expansion Joint Manufacturers

Association, Inc."

3. Type: Circular, corrugated bellows with external tie rods.

4. Minimum Pressure Rating: 150 psig or 175 psig unless otherwise indicated.

5. Configuration: Single joint Single joint with base and double joint with base class(es) unless otherwise indicated.

6. Expansion Joints for Copper Tubing: Single, Single- or multi Multi-ply phosphor-bronze bellows, copper pipe ends, and brass shrouds.

a. End Connections for Copper Tubing NPS 2 and Smaller: Solder joint or threaded.

b. End Connections for Copper Tubing NPS 2-1/2 to NPS 4: Solder joint or threaded.

c. End Connections for Copper Tubing NPS 5 and Larger: Flanged.

EXPANSION FITTINGS AND LOOPS FOR PIPING 220516 - 5

7. Expansion Joints for Steel Piping: Single, Single- or multi Multi-ply stainless-steel bellows, steel pipe ends, and carbon-steel shroud.

a. End Connections for Steel Pipe NPS 2 and Smaller: Threaded.

b. End Connections for Steel Pipe NPS 2-1/2 and Larger: Flanged or Weld.

E. Rubber Packless Expansion Joints:

2. Standards: ASTM F 1123 and FSA's "Technical Handbook: Non-Metallic Expansion

Joints and Flexible Pipe Connectors."

3. Material: Fabric-reinforced rubber complying with FSA-NMEJ-703.

4. Arch Type: Single or multiple arches with external control rods.

5. Spherical Type: Single or multiple spheres with external control rods.

6. Minimum Pressure Rating for NPS 1-1/2 to NPS 4: 150 psig at 220 deg F.

7. Minimum Pressure Rating for NPS 5 and NPS 6: 140 psig at 200 deg F.

8. Minimum Pressure Rating for NPS 8 to NPS 12: 140 psig at 180 deg F.

9. Material for Fluids Containing Acids, Alkalies, or Chemicals: BR, CSM or EPDM

10. Material for Fluids Containing Gas, Hydrocarbons, or Oil: Buna-N or CR.

11. Material for Water: BR, Buna-N, CR, CSM, EPDM or NR.

12. End Connections: Full-faced, integral steel flanges with steel retaining rings.

2.3 GROOVED-JOINT EXPANSION JOINTS

A. Manufacturers: Comply with Requirements.

B. Description: Factory-assembled expansion joint made of several grooved-end pipe nipples, couplings, and grooved joints.

C. Standard: AWWA C606, for grooved joints.

D. Nipples: Galvanized, ASTM A 53/A 53M, Schedule 40, Type E or S, steel pipe with grooved

E. Couplings: Five, Seven, 10 or 12, flexible type for steel-pipe dimensions. Include ferrous housing sections, Buna-N gasket suitable for diluted acid, alkaline fluids, and cold and hot water EPDM gasket suitable for cold and hot water, and bolts and nuts.

2.4 ALIGNMENT GUIDES AND ANCHORS

A. Alignment Guides:

2. Description: Steel, factory-fabricated alignment guide, with bolted two-section outer cylinder and base for attaching to structure; with two-section guiding spider for bolting to pipe.

EXPANSION FITTINGS AND LOOPS FOR PIPING 220516 - 6

B. Anchor Materials:

1. Steel Shapes and Plates: ASTM A 36/A 36M.

2. Bolts and Nuts: ASME B18.10 or ASTM A 183, steel hex head.

3. Washers: ASTM F 844, steel, plain, flat washers.

4. Mechanical Fasteners: Insert-wedge-type stud with expansion plug anchor for use in hardened Portland cement concrete, with tension and shear capacities appropriate for application.

a. Stud: Threaded, zinc-coated carbon steel.

b. Expansion Plug: Zinc-coated steel.

c. Washer and Nut: Zinc-coated steel.

5. Chemical Fasteners: Insert-type-stud, bonding-system anchor for use with hardened

Portland cement concrete, with tension and shear capacities appropriate for application.

a. Bonding Material: ASTM C 881/C 881M, Type IV, Grade 3, two-component epoxy resin suitable for surface temperature of hardened concrete where fastener is to be installed.

b. Stud: ASTM A 307, zinc-coated carbon steel with continuous thread on stud unless otherwise indicated.

c. Washer and Nut: Zinc-coated steel.

PART 3 - EXECUTION

3.1 EXPANSION-JOINT INSTALLATION

A. Install expansion joints of sizes matching sizes of piping in which they are installed.

B. Install packed-type expansion joints with packing suitable for fluid service.

C. Install metal-bellows expansion joints according to EJMA's "Standards of the Expansion Joint Manufacturers Association, Inc."

D. Install rubber packless expansion joints according to FSA-NMEJ-702.

E. Install grooved-joint expansion joints to grooved-end steel piping

3.2 PIPE LOOP AND SWING CONNECTION INSTALLATION

A. Install pipe loops cold-sprung in tension or compression as required to partly absorb tension or compression produced during anticipated change in temperature.

B. Connect risers and branch connections to mains with at least five pipe fittings including tee in main.

EXPANSION FITTINGS AND LOOPS FOR PIPING 220516 - 7

C. Connect risers and branch connections to terminal units with at least four pipe fittings including tee in riser.

D. Connect mains and branch connections to terminal units with at least four pipe fittings including tee in main.

3.3 ALIGNMENT-GUIDE AND ANCHOR INSTALLATION

A. Install alignment guides to guide expansion and to avoid end-loading and torsional stress.

B. Install one or two guide(s) on each side of pipe expansion fittings and loops. Install guides nearest to expansion joint not more than four pipe diameters from expansion joint.

C. Attach guides to pipe and secure guides to building structure.

D. Install anchors at locations to prevent stresses from exceeding those permitted by ASME B31.9 and to prevent transfer of loading and stresses to connected equipment.

E. Anchor Attachments:

1. Anchor Attachment to Steel Pipe: Attach by welding. Comply with ASME B31.9 and ASME Boiler and Pressure Vessel Code: Section IX, "Welding and Brazing Qualifications."

2. Anchor Attachment to Copper Tubing: Attach with pipe hangers. Use MSS SP-69, Type 24, U-bolts bolted to anchor.

F. Fabricate and install steel anchors by welding steel shapes, plates, and bars. Comply with

ASME B31.9 and AWS D1.1/D1.1M.

1. Anchor Attachment to Steel Structural Members: Attach by welding.

2. Anchor Attachment to Concrete Structural Members: Attach by fasteners. Follow fastener manufacturer's written instructions.

G. Use grout to form flat bearing surfaces for guides and anchors attached to concrete.

END OF SECTION 220516

SLEEVES AND SLEEVE SEALS FOR PLUMBING PIPING 220517 - 1

SECTION 220517 - SLEEVES AND SLEEVE SEALS FOR PLUMBING PIPING

1. Sleeves.

2. Stack-sleeve fittings.

3. Sleeve-seal systems.

4. Sleeve-seal fittings.

5. Grout.

1.3 ACTION SUBMITTALS

2.1 SLEEVES

A. Cast-Iron Wall Pipes: Cast or fabricated of cast or ductile iron and equivalent to ductile-iron pressure pipe, with plain ends and integral waterstop unless otherwise indicated.

B. Galvanized-Steel Wall Pipes: ASTM A 53/A 53M, Schedule 40, with plain ends and welded steel collar; zinc coated.

C. Galvanized-Steel-Pipe Sleeves: ASTM A 53/A 53M, Type E, Grade B, Schedule 40, zinc coated, with plain ends.

D. PVC-Pipe Sleeves: ASTM D 1785, Schedule 40.

E. Galvanized-Steel-Sheet Sleeves: 0.0239-inch minimum thickness; round tube closed with welded longitudinal joint.

SLEEVES AND SLEEVE SEALS FOR PLUMBING PIPING 220517 - 2

F. Molded-PE or -PP Sleeves: Removable, tapered-cup shaped, and smooth outer surface with nailing flange for attaching to wooden forms.

G. Molded-PVC Sleeves: With nailing flange for attaching to wooden forms.

2.2 STACK-SLEEVE FITTINGS

B. Description: Manufactured, cast-iron sleeve with integral clamping flange. Include clamping ring, bolts, and nuts for membrane flashing.

1. Underdeck Clamp: Clamping ring with setscrews.

2.3 SLEEVE-SEAL SYSTEMS

B. Description: Modular sealing-element unit, designed for field assembly, for filling annular space between piping and sleeve.

1. Sealing Elements: EPDM-rubber or NBRPortland interlocking links shaped to fit surface of pipe. Include type and number required for pipe material and size of pipe.

2. Pressure Plates: Carbon steel, Plastic or Stainless steel.

3. Connecting Bolts and Nuts: Carbon steel, with corrosion-resistant coating, or Stainless steel of length required to secure pressure plates to sealing elements.

2.4 SLEEVE-SEAL FITTINGS

B. Description: Manufactured plastic, sleeve-type, waterstop assembly made for imbedding in concrete slab or wall. Unit has plastic or rubber waterstop collar with center opening to match piping OD.

2.5 GROUT

A. Standard: ASTM C 1107/C 1107M, Grade B, post-hardening and volume-adjusting, dry, hydraulic-cement grout.

B. Characteristics: Nonshrink; recommended for interior and exterior applications.

C. Design Mix: 5000-psi, 28-day compressive strength.

D. Packaging: Premixed and factory packaged.

SLEEVES AND SLEEVE SEALS FOR PLUMBING PIPING 220517 - 3

3.1 SLEEVE INSTALLATION

A. Install sleeves for piping passing through penetrations in floors, partitions, roofs, and walls.

B. For sleeves that will have sleeve-seal system installed, select sleeves of size large enough to provide 1-inch annular clear space between piping and concrete slabs and walls.

1. Sleeves are not required for core-drilled holes.

C. Install sleeves in concrete floors, concrete roof slabs, and concrete walls as new slabs and walls are constructed.

1. Permanent sleeves are not required for holes in slabs formed by molded-PE or -PP sleeves.

2. Cut sleeves to length for mounting flush with both surfaces.

a. Exception: Extend sleeves installed in floors of mechanical equipment areas or other wet areas 2 inches above finished floor level.

3. Using grout, seal the space outside of sleeves in slabs and walls without sleeve-seal system.

D. Install sleeves for pipes passing through interior partitions.

1. Cut sleeves to length for mounting flush with both surfaces.

2. Install sleeves that are large enough to provide 1/4-inch annular clear space between sleeve and pipe or pipe insulation.

3. Seal annular space between sleeve and piping or piping insulation; use joint sealants appropriate for size, depth, and location of joint. Comply with requirements for sealants specified in Section 079200 "Joint Sealants."

E. Fire-Barrier Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at pipe penetrations. Seal pipe penetrations with firestop materials. Comply with requirements for firestopping specified in Section 078413 "Penetration Firestopping."

3.2 STACK-SLEEVE-FITTING INSTALLATION

A. Install stack-sleeve fittings in new slabs as slabs are constructed.

1. Install fittings that are large enough to provide 1/4-inch annular clear space between sleeve and pipe or pipe insulation.

2. Secure flashing between clamping flanges for pipes penetrating floors with membrane waterproofing. Comply with requirements for flashing specified in Section 076200 "Sheet Metal Flashing and Trim."

SLEEVES AND SLEEVE SEALS FOR PLUMBING PIPING 220517 - 4

3. Install section of cast-iron soil pipe to extend sleeve to 2 inches above finished floor level.

4. Extend cast-iron sleeve fittings below floor slab as required to secure clamping ring if ring is specified.

5. Using grout, seal the space around outside of stack-sleeve fittings.

B. Fire-Barrier Penetrations: Maintain indicated fire rating of floors at pipe penetrations. Seal pipe penetrations with firestop materials. Comply with requirements for firestopping specified in Section 078413 "Penetration Firestopping Systems."

3.3 SLEEVE-SEAL-SYSTEM INSTALLATION

A. Install sleeve-seal systems in sleeves in exterior concrete walls and slabs-on-grade at service piping entries into building.

B. Select type, size, and number of sealing elements required for piping material and size and for sleeve ID or hole size. Position piping in center of sleeve. Center piping in penetration, assemble sleeve-seal system components, and install in annular space between piping and sleeve. Tighten bolts against pressure plates that cause sealing elements to expand and make a watertight seal.

3.4 SLEEVE-SEAL-FITTING INSTALLATION

A. Install sleeve-seal fittings in new walls and slabs as they are constructed.

B. Assemble fitting components of length to be flush with both surfaces of concrete slabs and walls. Position waterstop flange to be centered in concrete slab or wall.

C. Secure nailing flanges to concrete forms.

D. Using grout, seal the space around outside of sleeve-seal fittings.

3.5 SLEEVE AND SLEEVE-SEAL SCHEDULE

A. Use sleeves and sleeve seals for the following piping-penetration applications:

1. Exterior Concrete Walls above Grade:

a. Piping Smaller Than NPS 6: Cast-iron wall sleeves, Galvanized-steel wall sleeves, Galvanized-steel-pipe sleeves or Sleeve-seal fittings.

b. Piping NPS 6 and Larger: Cast-iron wall sleeves, Galvanized-steel wall sleeves or Galvanized-steel-pipe sleeves.

SLEEVES AND SLEEVE SEALS FOR PLUMBING PIPING 220517 - 5

2. Exterior Concrete Walls below Grade:

a. Piping Smaller Than NPS 6: Cast-iron wall sleeves with sleeve-seal system, Galvanized-steel wall sleeves with sleeve-seal system, Galvanized-steel-pipe sleeves with sleeve-seal system or Sleeve-seal fittings.

1) Select sleeve size to allow for 1-inch annular clear space between piping and sleeve for installing sleeve-seal system.

b. Piping NPS 6 and Larger: Cast-iron wall sleeves with sleeve-seal system, Galvanized-steel wall sleeves with sleeve-seal system or Galvanized-steel-pipe sleeves with sleeve-seal system.

3. Concrete Slabs-on-Grade:

a. Piping Smaller Than NPS 6: Cast-iron wall sleeves with sleeve-seal system, sleeves with sleeve-seal system or Sleeve-seal fittings .

b. Piping NPS 6 and Larger: Cast-iron wall sleeves with sleeve-seal system, sleeves with sleeve-seal system or Galvanized-steel-pipe sleeves.

4. Concrete Slabs above Grade:

a. Piping Smaller Than NPS 6: Galvanized-steel-pipe sleeves, PVC-pipe sleeves, Stack-sleeve fittings, Sleeve-seal fittings, Molded-PE or -PP sleeves, or Molded- PVC sleeves.

b. Piping NPS 6 and Larger: Galvanized-steel-pipe sleeves, PVC-pipe sleeves amd Stack-sleeve fittings.

5. Interior Partitions:

a. Piping Smaller Than NPS 6: Galvanized-steel-pipe sleeves or PVC-pipe sleeves.

b. Piping NPS 6 and Larger: Galvanized-steel-sheet sleeves .

END OF SECTION 220517

GENERAL-DUTY VALVES FOR PIPING 220523 - 1

SECTION 220523 - GENERAL-DUTY VALVES FOR PIPING

1. Bronze angle valves.

2. Brass ball valves.

3. Bronze ball valves.

4. Iron ball valves.

5. Iron, single-flange butterfly valves.

6. Iron, grooved-end butterfly valves.

7. Bronze lift check valves.

8. Bronze swing check valves.

9. Iron swing check valves.

10. Iron swing check valves with closure control.

11. Iron, grooved-end swing check valves.

12. Iron, center-guided check valves.

13. Iron, plate-type check valves.

14. Bronze gate valves.

15. Iron gate valves.

16. Bronze globe valves.

17. Iron globe valves.

18. Lubricated plug valves.

19. Chainwheels.

1.3 DEFINITIONS

A. CWP: Cold working pressure.

B. EPDM: Ethylene propylene copolymer rubber.

C. NBR: Acrylonitrile-butadiene, Buna-N, or nitrile rubber.

D. NRS: Nonrising stem.

GENERAL-DUTY VALVES FOR PIPING 220523 - 2

E. OS&Y: Outside screw and yoke.

F. RS: Rising stem.

G. SWP: Steam working pressure.

1.4 ACTION SUBMITTALS

A. Product Data: For each type of valve indicated.

1.5 QUALITY ASSURANCE

A. Source Limitations for Valves: Obtain each type of valve from single source from single manufacturer.

B. ASME Compliance:

1. ASME B16.10 and ASME B16.34 for ferrous valve dimensions and design criteria.

2. ASME B31.1 for power piping valves.

3. ASME B31.9 for building services piping valves.

C. NSF Compliance: NSF 61 for valve materials for potable-water service.

1.6 DELIVERY, STORAGE, AND HANDLING

A. Prepare valves for shipping as follows:

1. Protect internal parts against rust and corrosion.

2. Protect threads, flange faces, grooves, and weld ends.

3. Set angle, gate, and globe valves closed to prevent rattling.

4. Set ball and plug valves open to minimize exposure of functional surfaces.

5. Set butterfly valves closed or slightly open.

6. Block check valves in either closed or open position.

B. Use the following precautions during storage:

1. Maintain valve end protection.

2. Store valves indoors and maintain at higher than ambient dew point temperature. If outdoor storage is necessary, store valves off the ground in watertight enclosures.

C. Use sling to handle large valves; rig sling to avoid damage to exposed parts. Do not use handwheels or stems as lifting or rigging points.

GENERAL-DUTY VALVES FOR PIPING 220523 - 3

2.1 GENERAL REQUIREMENTS FOR VALVES

A. Refer to valve schedule articles for applications of valves.

B. Valve Pressure and Temperature Ratings: Not less than indicated and as required for system pressures and temperatures.

C. Valve Sizes: Same as upstream piping unless otherwise indicated.

D. Valve Actuator Types:

1. Gear Actuator: For quarter-turn valves NPS 8 and larger.

2. Handwheel: For valves other than quarter-turn types.

3. Handlever: For quarter-turn valves NPS 6 and smaller except plug valves.

4. Wrench: For plug valves with square heads. Furnish Owner with 1 wrench for every 5 or 10 plug valves, for each size square plug-valve head.

5. Chainwheel: Device for attachment to valve handwheel, stem, or other actuator; of size and with chain for mounting height, as indicated in the "Valve Installation" Article.

E. Valves in Insulated Piping: With 2-inch stem extensions and the following features:

1. Gate Valves: With rising stem.

2. Ball Valves: With extended operating handle of non-thermal-conductive material, and protective sleeve that allows operation of valve without breaking the vapor seal or disturbing insulation.

3. Butterfly Valves: With extended neck.

F. Valve-End Connections:

1. Flanged: With flanges according to ASME B16.1 for iron valves.

2. Grooved: With grooves according to AWWA C606.

3. Solder Joint: With sockets according to ASME B16.18.

4. Threaded: With threads according to ASME B1.20.1.

G. Valve Bypass and Drain Connections: MSS SP-45.

2.2 BRONZE ANGLE VALVES

A. Class 125, Bronze Angle Valves with Bronze Disc:

GENERAL-DUTY VALVES FOR PIPING 220523 - 4

2. Description:

a. Standard: MSS SP-80, Type 1.

b. CWP Rating: 200 psig.

c. Body Material: ASTM B 62, bronze with integral seat and screw-in bonnet.

d. Ends: Threaded.

e. Stem and Disc: Bronze.

f. Packing: Asbestos free.

g. Handwheel: Malleable iron, bronze or aluminum.

B. Class 125, Bronze Angle Valves with Nonmetallic Disc:

a. Standard: MSS SP-80, Type 2.

b. CWP Rating: 200 psig.

c. Body Material: ASTM B 62, bronze with integral seat and screw-in bonnet.

d. Ends: Threaded.

e. Stem: Bronze.

f. Disc: PTFE or TFE.

g. Packing: Asbestos free.

h. Handwheel: Malleable iron, bronze or aluminum.

C. Class 150, Bronze Angle Valves with Bronze Disc:

a. Standard: MSS SP-80, Type 1.

b. CWP Rating: 300 psig.

c. Body Material: ASTM B 62, bronze with integral seat and union-ring bonnet.

d. Ends: Threaded.

e. Stem and Disc: Bronze.

g. Handwheel: Malleable iron, bronze or aluminum.

D. Class 150, Bronze Angle Valves with Nonmetallic Disc:

a. Standard: MSS SP-80, Type 2.

b. CWP Rating: 300 psig.

c. Body Material: ASTM B 62, bronze with integral seat and union-ring bonnet.

d. Ends: Threaded.

e. Stem: Bronze.

f. Disc: PTFE or TFE.

GENERAL-DUTY VALVES FOR PIPING 220523 - 5

2.3 BRASS BALL VALVES

A. One-Piece, Reduced-Port, Brass Ball Valves with Brass Trim:

a. Standard: MSS SP-110.

b. CWP Rating: 400 psig.

c. Body Design: One piece.

d. Body Material: Forged brass.

e. Ends: Threaded.

f. Seats: PTFE or TFE.

g. Stem: Brass.

h. Ball: Chrome-plated brass.

i. Port: Reduced.

B. Two-Piece, Full-Port, Brass Ball Valves with Brass Trim:

1. Manufacturers: Comply with Requirements

b. SWP Rating: 150 psig.

c. CWP Rating: 600 psig.

d. Body Design: Two piece.

e. Body Material: Forged brass.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Brass.

i. Ball: Chrome-plated brass.

j. Port: Full.

C. Two-Piece, Full-Port, Brass Ball Valves with Stainless-Steel Trim:

c. CWP Rating: 600 psig.

d. Body Design: Two piece.

e. Body Material: Forged brass.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Stainless steel.

i. Ball: Stainless steel, vented.

GENERAL-DUTY VALVES FOR PIPING 220523 - 6

D. Two-Piece, Regular-Port, Brass Ball Valves with Brass Trim:

c. CWP Rating: 600 psig.

d. Body Design: Two piece.

e. Body Material: Forged brass.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Brass.

j. Port: Regular.

E. Two-Piece, Regular-Port, Brass Ball Valves with Stainless-Steel Trim:

c. CWP Rating: 600 psig.

d. Body Design: Two piece.

e. Body Material: Brass or bronze.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Stainless steel.

F. Three-Piece, Full-Port, Brass Ball Valves with Brass Trim:

c. CWP Rating: 600 psig.

d. Body Design: Three piece.

e. Body Material: Forged brass.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Brass.

G. Three-Piece, Full-Port, Brass Ball Valves with Stainless-Steel Trim:

GENERAL-DUTY VALVES FOR PIPING 220523 - 7

c. CWP Rating: 600 psig.

d. Body Design: Three piece.

e. Body Material: Forged brass.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Stainless steel.

2.4 BRONZE BALL VALVES

A. One-Piece, Reduced-Port, Bronze Ball Valves with Bronze Trim:

c. Body Design: One piece.

d. Body Material: Bronze.

e. Ends: Threaded.

f. Seats: PTFE or TFE.

g. Stem: Bronze.

h. Ball: Chrome-plated brass.

B. One-Piece, Reduced-Port, Bronze Ball Valves with Stainless-Steel Trim:

b. CWP Rating: 600 psig.

c. Body Design: One piece.

d. Body Material: Bronze.

e. Ends: Threaded.

f. Seats: PTFE or TFE.

g. Stem: Stainless steel.

h. Ball: Stainless steel, vented.

C. Two-Piece, Full-Port, Bronze Ball Valves with Bronze Trim:

GENERAL-DUTY VALVES FOR PIPING 220523 - 8

c. CWP Rating: 600 psig.

d. Body Design: Two piece.

e. Body Material: Bronze.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Bronze.

D. Two-Piece, Full-Port, Bronze Ball Valves with Stainless-Steel Trim:

c. CWP Rating: 600 psig.

d. Body Design: Two piece.

e. Body Material: Bronze.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Stainless steel.

E. Two-Piece, Regular-Port, Bronze Ball Valves with Bronze Trim:

c. CWP Rating: 600 psig.

d. Body Design: Two piece.

e. Body Material: Bronze.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Bronze.

GENERAL-DUTY VALVES FOR PIPING 220523 - 9

F. Two-Piece, Regular-Port, Bronze Ball Valves with Stainless-Steel Trim:

c. CWP Rating: 600 psig.

d. Body Design: Two piece.

e. Body Material: Bronze.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Stainless steel.

G. Three-Piece, Full-Port, Bronze Ball Valves with Bronze Trim:

c. CWP Rating: 600 psig.

d. Body Design: Three piece.

e. Body Material: Bronze.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Bronze.

H. Three-Piece, Full-Port, Bronze Ball Valves with Stainless-Steel Trim:

c. CWP Rating: 600 psig.

d. Body Design: Three piece.

e. Body Material: Bronze.

f. Ends: Threaded.

g. Seats: PTFE or TFE.

h. Stem: Stainless steel.

GENERAL-DUTY VALVES FOR PIPING 220523 - 10

2.5 IRON BALL VALVES

A. Class 125, Iron Ball Valves:

a. Standard: MSS SP-72.

c. Body Design: Split body.

d. Body Material: ASTM A 126, gray iron.

e. Ends: Flanged.

f. Seats: PTFE or TFE.

g. Stem: Stainless steel.

h. Ball: Stainless steel.

i. Port: Full.

2.6 IRON, SINGLE-FLANGE BUTTERFLY VALVES

A. 200 CWP, Iron, Single-Flange Butterfly Valves with EPDM Seat and Aluminum-Bronze Disc:

a. Standard: MSS SP-67, Type I.

c. Body Design: Lug type; suitable for bidirectional dead-end service at rated pressure without use of downstream flange.

d. Body Material: ASTM A 126, cast iron or ASTM A 536, ductile iron.

e. Seat: EPDM.

f. Stem: One- or two-piece stainless steel.

g. Disc: Aluminum bronze.

B. 200 CWP, Iron, Single-Flange Butterfly Valves with NBR Seat and Aluminum-Bronze Disc:

c. Body Design: Lug type; suitable for bidirectional dead-end service at rated pressure without use of downstream flange.

d. Body Material: ASTM A 126, cast iron or ASTM A 536, ductile iron.

e. Seat: NBR.

g. Disc: Aluminum bronze.

GENERAL-DUTY VALVES FOR PIPING 220523 - 11

C. 200 CWP, Iron, Single-Flange Butterfly Valves with EPDM Seat and Ductile-Iron Disc:

c. Body Design: Lug type; suitable for bidirectional dead-end service at rated pressure without use of downstream flange.

d. Body Material: ASTM A 126, cast iron or ASTM A 536, ductile iron.

e. Seat: EPDM.

g. Disc: Nickel-plated or coated ductile iron.

D. 200 CWP, Iron, Single-Flange Butterfly Valves with NBR Seat and Ductile-Iron Disc:

c. Body Design: Lug type; suitable for bidirectional dead-end service at rated pressure without use of downstream flange.

d. Body Material: ASTM A 126, cast iron or ASTM A 536, ductile iron.

e. Seat: NBR.

g. Disc: Nickel-plated or coated ductile iron.

E. 200 CWP, Iron, Single-Flange Butterfly Valves with EPDM Seat and Stainless-Steel Disc:

c. Body Design: Lug type; suitable for bidirectional dead-end service at rated pressure without use of downstream flange.

d. Body Material: ASTM A 126, cast iron or ASTM A 536, ductile iron.

e. Seat: EPDM.

g. Disc: Stainless steel.

F. 200 CWP, Iron, Single-Flange Butterfly Valves with NBR Seat and Stainless-Steel Disc:

GENERAL-DUTY VALVES FOR PIPING 220523 - 12

b. CWP Rating: 200 psig.

c. Body Design: Lug type; suitable for bidirectional dead-end service at rated pressure without use of downstream flange.

d. Body Material: ASTM A 126, cast iron or ASTM A 536, ductile iron.

e. Seat: NBR.

g. Disc: Stainless steel.

2.7 IRON, GROOVED-END BUTTERFLY VALVES

A. 175 CWP, Iron, Grooved-End Butterfly Valves:

b. CWP Rating: 175 psig.

c. Body Material: Coated, ductile iron.

d. Stem: Two-piece stainless steel.

e. Disc: Coated, ductile iron.

f. Seal: EPDM.

B. 300 CWP, Iron, Grooved-End Butterfly Valves:

b. NPS 8 and Smaller CWP Rating: 300 psig.

c. NPS 10 and Larger CWP Rating: 200 psig.

d. Body Material: Coated, ductile iron.

e. Stem: Two-piece stainless steel.

f. Disc: Coated, ductile iron.

g. Seal: EPDM.

2.8 BRONZE LIFT CHECK VALVES

A. Class 125, Lift Check Valves with Bronze Disc:

GENERAL-DUTY VALVES FOR PIPING 220523 - 13

2.

Description:

a. Standard: MSS SP-80, Type 1.

b. CWP Rating: 200 psig.

c. Body Design: Vertical flow.

d. Body Material: ASTM B 61 or ASTM B 62, bronze.

e. Ends: Threaded.

f. Disc: Bronze.

B. Class 125, Lift Check Valves with Nonmetallic Disc:

a. Standard: MSS SP-80, Type 2.

c. Body Design: Vertical flow.

d. Body Material: ASTM B 61 or ASTM B 62, bronze.

f. Disc: NBR, PTFE, or TFE.

2.9 BRONZE SWING CHECK VALVES

A. Class 125, Bronze Swing Check Valves with Bronze Disc:

a. Standard: MSS SP-80, Type 3.

c. Body Design: Horizontal flow.

d. Body Material: ASTM B 62, bronze.

B. Class 125, Bronze Swing Check Valves with Nonmetallic Disc:

a. Standard: MSS SP-80, Type 4.

c. Body Design: Horizontal flow.

d. Body Material: ASTM B 62, bronze.

f. Disc: PTFE or TFE.

GENERAL-DUTY VALVES FOR PIPING 220523 - 14

C. Class 150, Bronze Swing Check Valves with Bronze Disc:

a. Standard: MSS SP-80, Type 3.

b. CWP Rating: 300 psig.

c. Body Design: Horizontal flow.

d. Body Material: ASTM B 62, bronze.

D. Class 150, Bronze Swing Check Valves with Nonmetallic Disc:

a. Standard: MSS SP-80, Type 4.

c. Body Design: Horizontal flow.

d. Body Material: ASTM B 62, bronze.

f. Disc: PTFE or TFE.

2.10 IRON SWING CHECK VALVES

A. Class 125, Iron Swing Check Valves with Metal Seats:

a. Standard: MSS SP-71, Type I.

c. Body Design: Clear or full waterway.

d. Body Material: ASTM A 126, gray iron with bolted bonnet.

e. Ends: Flanged.

f. Trim: Bronze.

g. Gasket: Asbestos free.

B. Class 125, Iron Swing Check Valves with Nonmetallic-to-Metal Seats:

c. Body Design: Clear or full waterway.

GENERAL-DUTY VALVES FOR PIPING 220523 - 15

d. Body Material: ASTM A 126, gray iron with bolted bonnet.

e. Ends: Flanged.

f. Trim: Composition.

g. Seat Ring: Bronze.

h. Disc Holder: Bronze.

i. Disc: PTFE or TFE.

j. Gasket: Asbestos free.

C. Class 250, Iron Swing Check Valves with Metal Seats:

b. CWP Rating: 500 psig.

c. Body Design: Clear or full waterway.

d. Body Material: ASTM A 126, gray iron with bolted bonnet.

e. Ends: Flanged.

2.11 IRON SWING CHECK VALVES WITH CLOSURE CONTROL

A. Class 125, Iron Swing Check Valves with Lever- and Spring-Closure Control:

c. Body Design: Clear or full waterway.

d. Body Material: ASTM A 126, gray iron with bolted bonnet.

e. Ends: Flanged.

f. Trim: Bronze.

h. Closure Control: Factory-installed, exterior lever and spring.

B. Class 125, Iron Swing Check Valves with Lever- and Weight-Closure Control:

c. Body Design: Clear or full waterway.

d. Body Material: ASTM A 126, gray iron with bolted bonnet.

GENERAL-DUTY VALVES FOR PIPING 220523 - 16

h. Closure Control: Factory-installed, exterior lever and weight.

2.12 IRON, GROOVED-END SWING CHECK VALVES

A. 300 CWP, Iron, Grooved-End Swing Check Valves:

a. CWP Rating: 300 psig.

b. Body Material: ASTM A 536, ductile iron.

c. Seal: EPDM.

d. Disc: Spring-operated, ductile iron or stainless steel.

2.13 IRON, CENTER-GUIDED CHECK VALVES

A. Class 125, Iron, Compact-Wafer, Center-Guided Check Valves with Metal Seat:

a. Standard: MSS SP-125.

c. Body Material: ASTM A 126, gray iron.

d. Style: Compact wafer.

e. Seat: Bronze.

B. Class 125, Iron, Globe, Center-Guided Check Valves with Metal Seat:

c. Body Material: ASTM A 126, gray iron.

d. Style: Globe, spring loaded.

f. Seat: Bronze.

C. Class 150, Iron, Compact-Wafer, Center-Guided Check Valves with Metal Seat:

GENERAL-DUTY VALVES FOR PIPING 220523 - 17

c. Body Material: ASTM A 395/A 395M or ASTM A 536, ductile iron.

D. Class 150, Iron, Globe, Center-Guided Check Valves with Metal Seat:

c. Body Material: ASTM A 395/A 395M or ASTM A 536, ductile iron.

d. Style: Globe, spring loaded.

E. Class 250, Iron, Compact-Wafer, Center-Guided Check Valves with Metal Seat:

c. Body Material: ASTM A 126, gray iron.

d. Style: Compact wafer, spring loaded.

F. Class 250, Iron, Globe, Center-Guided Check Valves with Metal Seat:

c. Body Material: ASTM A 126, gray iron.

d. Style: Globe, spring loaded.

G. Class 300, Iron, Compact-Wafer, Center-Guided Check Valves with Metal Seat:

GENERAL-DUTY VALVES FOR PIPING 220523 - 18

c. Body Material: ASTM A 395/A 395M or ASTM A 536, ductile iron.

H. Class 300, Iron, Globe, Center-Guided Check Valves with Metal Seat:

c. Body Material: ASTM A 395/A 395M or ASTM A 536, ductile iron.

d. Style: Globe, spring loaded.

I. Class 125, Iron, Compact-Wafer, Center-Guided Check Valves with Resilient Seat:

c. Body Material: ASTM A 126, gray iron.

d. Style: Compact wafer.

e. Seat: EPDM or NBR

f. Class 125, Iron, Globe, Center-Guided Check Valves with Resilient Seat:

3. Manufacturers: Comply with Requirements.

4. Description:

c. Body Material: ASTM A 126, gray iron.

d. Style: Globe, spring loaded.

f. Seat: EPDM or NBR.

J. Class 150, Iron, Compact-Wafer, Center-Guided Check Valves with Resilient Seat:

c. Body Material: ASTM A 395/A 395M or ASTM A 536, ductile iron.

GENERAL-DUTY VALVES FOR PIPING 220523 - 19

e. Seat: EPDM or NBR.

K. Class 150, Iron, Globe, Center-Guided Check Valves with Resilient Seat:

c. Body Material: ASTM A 395/A 395M or ASTM A 536, ductile iron.

d. Style: Globe, spring loaded.

L. Class 250, Iron, Compact-Wafer, Center-Guided Check Valves with Resilient Seat:

c. Body Material: ASTM A 126, gray iron.

M. Class 250, Iron, Globe, Center-Guided Check Valves with Resilient Seat:

c. Body Material: ASTM A 126, gray iron.

d. Style: Globe, spring loaded.

f. Seat: EPDM or NBR

N. Class 300, Iron, Compact-Wafer, Center-Guided Check Valves with Resilient Seat:

c. Body Material: ASTM A 395/A 395M or ASTM A 536, ductile iron.

d. Style: Compact wafer, spring loaded.

e. Seat: EPDM or NBR f.

GENERAL-DUTY VALVES FOR PIPING 220523 - 20

O. Class 300, Iron, Globe, Center-Guided Check Valves with Resilient Seat:

c. Body Material: ASTM A 395/A 395M or ASTM A 536, ductile iron.

d. Style: Globe, spring loaded.

2.14 IRON, PLATE-TYPE CHECK VALVES

A. Class 125, Iron, Dual-Plate Check Valves with Metal Seat:

a. Standard: API 594.

c. Body Design: Wafer, spring-loaded plates.

d. Body Material: ASTM A 126, gray iron.

B. Class 150, Iron, Dual-Plate Check Valves with Metal Seat:

c. Body Design: Wafer, spring-loaded plates.

d. Body Material: ASTM A 395/A 395M or ASTM A 536, ductile iron.

C. Class 250, Iron, Dual-Plate Check Valves with Metal Seat:

c. Body Design: Wafer, spring-loaded plates.

GENERAL-DUTY VALVES FOR PIPING 220523 - 21

D. Class 300, Iron, Dual-Plate Check Valves with Metal Seat:

c. Body Design: Wafer, spring-loaded plates.

E. Class 125, Iron, Single-Plate Check Valves with Resilient Seat:

c. Body Design: Wafer, spring-loaded plate.

F. Class 125, Iron, Dual-Plate Check Valves with Resilient Seat:

c. Body Design: Wafer, spring-loaded plates.

G. Class 150, Iron, Dual-Plate Check Valves with Resilient Seat:

c. Body Design: Wafer, spring-loaded plates.

H. Class 250, Iron, Wafer, Single-Plate Check Valves with Resilient Seat:

GENERAL-DUTY VALVES FOR PIPING 220523 - 22

c. Body Design: Wafer, spring-loaded plate.

I. Class 250, Iron, Dual-Plate Check Valves with Resilient Seat:

c. Body Design: Wafer, spring-loaded plates.

J. Class 300, Iron, Dual-Plate Check Valves with Resilient Seat:

c. Body Design: Wafer, spring-loaded plates.

2.15 BRONZE GATE VALVES

A. Class 125, NRS Bronze Gate Valves:

c. Body Material: ASTM B 62, bronze with integral seat and screw-in bonnet.

d. Ends: Threaded or solder joint.

e. Stem: Bronze.

f. Disc: Solid wedge; bronze.

GENERAL-DUTY VALVES FOR PIPING 220523 - 23

B. Class 125, RS Bronze Gate Valves:

c. Body Material: ASTM B 62, bronze with integral seat and screw-in bonnet.

d. Ends: Threaded or solder joint.

e. Stem: Bronze.

f. Disc: Solid wedge; bronze.

C. Class 150, NRS Bronze Gate Valves:

c. Body Material: ASTM B 62, bronze with integral seat and union-ring bonnet.

d. Ends: Threaded.

e. Stem: Bronze.

f. Disc: Solid wedge; bronze.

D. Class 150, RS Bronze Gate Valves:

c. Body Material: ASTM B 62, bronze with integral seat and union-ring bonnet.

d. Ends: Threaded.

e. Stem: Bronze.

f. Disc: Solid wedge; bronze.

2.16 IRON GATE VALVES

A. Class 125, NRS, Iron Gate Valves:

GENERAL-DUTY VALVES FOR PIPING 220523 - 24

a. Standard: MSS SP-70, Type I.

c. Body Material: ASTM A 126, gray iron with bolted bonnet.

d. Ends: Flanged.

e. Trim: Bronze.

f. Disc: Solid wedge.

g. Packing and Gasket: Asbestos free.

B. Class 125, OS&Y, Iron Gate Valves:

c. Body Material: ASTM A 126, gray iron with bolted bonnet.

d. Ends: Flanged.

e. Trim: Bronze.

C. Class 250, NRS, Iron Gate Valves:

c. Body Material: ASTM A 126, gray iron with bolted bonnet.

d. Ends: Flanged.

e. Trim: Bronze.

D. Class 250, OS&Y, Iron Gate Valves:

c. Body Material: ASTM A 126, gray iron with bolted bonnet.

d. Ends: Flanged.

e. Trim: Bronze.

GENERAL-DUTY VALVES FOR PIPING 220523 - 25

2.17 BRONZE GLOBE VALVES

A. Class 125, Bronze Globe Valves with Bronze Disc:

c. Body Material: ASTM B 62, bronze with integral seat and screw-in bonnet.

d. Ends: Threaded or solder joint.

e. Stem and Disc: Bronze.

g. Handwheel: Malleable iron, bronze and aluminum.

B. Class 125, Bronze Globe Valves with Nonmetallic Disc:

c. Body Material: ASTM B 62, bronze with integral seat and screw-in bonnet.

d. Ends: Threaded or solder joint.

e. Stem: Bronze.

f. Disc: PTFE or TFE.

C. Class 150, Bronze Globe Valves with Nonmetallic Disc:

c. Body Material: ASTM B 62, bronze with integral seat and union-ring bonnet.

d. Ends: Threaded.

e. Stem: Bronze.

f. Disc: PTFE or TFE.

2.18 IRON GLOBE VALVES

A. Class 125, Iron Globe Valves:

GENERAL-DUTY VALVES FOR PIPING 220523 - 26

a. Standard: MSS SP-85, Type I.

c. Body Material: ASTM A 126, gray iron with bolted bonnet.

d. Ends: Flanged.

e. Trim: Bronze.

f. Packing and Gasket: Asbestos free.

B. Class 250, Iron Globe Valves:

a. Standard: MSS SP-85, Type I.

c. Body Material: ASTM A 126, gray iron with bolted bonnet.

d. Ends: Flanged.

e. Trim: Bronze.

f. Packing and Gasket: Asbestos free.

2.19 LUBRICATED PLUG VALVES

A. Class 125, Regular-Gland, Lubricated Plug Valves with Threaded Ends:

a. Standard: MSS SP-78, Type II.

c. Body Material: ASTM A 48/A 48M or ASTM A 126, cast iron with lubrication-sealing system.

d. Pattern: Regular, short, or Venturi.

e. Plug: Cast iron or bronze with sealant groove.

B. Class 125, Regular-Gland, Lubricated Plug Valves with Flanged Ends:

c. Body Material: ASTM A 48/A 48M or ASTM A 126, cast iron with lubrication-sealing system.

d. Pattern: Regular, short or Venturi.

GENERAL-DUTY VALVES FOR PIPING 220523 - 27

C. Class 125, Cylindrical, Lubricated Plug Valves with Threaded Ends:

a. Standard: MSS SP-78, Type IV.

c. Body Material: ASTM A 48/A 48M or ASTM A 126, cast iron with lubrication-sealing system.

D. Class 125, Cylindrical, Lubricated Plug Valves with Flanged Ends:

c. Body Material: ASTM A 48/A 48M or ASTM A 126, cast iron with lubrication-sealing system.

E. Class 250, Regular-Gland, Lubricated Plug Valves with Threaded Ends:

c. Body Material: ASTM A 48/A 48M or ASTM A 126, cast iron with lubrication-sealing system.

F. Class 250, Regular-Gland, Lubricated Plug Valves with Flanged Ends:

c. Body Material: ASTM A 48/A 48M or ASTM A 126, cast iron with lubrication-sealing system.

GENERAL-DUTY VALVES FOR PIPING 220523 - 28

G. Class 250, Cylindrical, Lubricated Plug Valves with Threaded Ends:

c. Body Material: ASTM A 48/A 48M or ASTM A 126, cast iron with lubrication-sealing system.

H. Class 250, Cylindrical, Lubricated Plug Valves with Flanged Ends:

c. Body Material: ASTM A 48/A 48M or ASTM A 126, Grade 40 cast iron with lubrication-sealing system.

2.20 CHAINWHEELS

B. Description: Valve actuation assembly with sprocket rim, brackets, and chain.

1. Brackets: Type, number, size, and fasteners required to mount actuator on valve.

2. Attachment: For connection to ball butterfly and plug valve stems.

3. Sprocket Rim with Chain Guides: Ductile iron, Ductile or cast iron, Cast iron or

Aluminum Bronze, of type and size required for valve. Include zinc coating.

4. Chain: Hot-dip, galvanized steel, Brass or Stainless steel, of size required to fit sprocket rim.

3.1 EXAMINATION

A. Examine valve interior for cleanliness, freedom from foreign matter, and corrosion. Remove special packing materials, such as blocks, used to prevent disc movement during shipping and handling.

GENERAL-DUTY VALVES FOR PIPING 220523 - 29

B. Operate valves in positions from fully open to fully closed. Examine guides and seats made accessible by such operations.

C. Examine threads on valve and mating pipe for form and cleanliness.

D. Examine mating flange faces for conditions that might cause leakage. Check bolting for proper size, length, and material. Verify that gasket is of proper size, that its material composition is suitable for service, and that it is free from defects and damage.

E. Do not attempt to repair defective valves; replace with new valves.

3.2 VALVE INSTALLATION

A. Install valves with unions or flanges at each piece of equipment arranged to allow service, maintenance, and equipment removal without system shutdown.

B. Locate valves for easy access and provide separate support where necessary.

C. Install valves in horizontal piping with stem at or above center of pipe.

D. Install valves in position to allow full stem movement.

E. Install chainwheels on operators for ball, butterfly, gate, globe and plug valves NPS 4 and larger and more than 96 inches above floor. Extend chains to 60 inches Insert dimension above finished floor.

F. Install check valves for proper direction of flow and as follows:

1. Swing Check Valves: In horizontal position with hinge pin level.

2. Center-Guided and Plate-Type: In horizontal or vertical position, between flanges.

3. Lift Check Valves: With stem upright and plumb.

3.3 ADJUSTING

A. Adjust or replace valve packing after piping systems have been tested and put into service but before final adjusting and balancing. Replace valves if persistent leaking occurs.

3.4 GENERAL REQUIREMENTS FOR VALVE APPLICATIONS

A. If valve applications are not indicated, use the following:

1. Shutoff Service: Ball, butterfly or gate, gate or plug valves.

2. Butterfly Valve Dead-End Service: Single-flange (lug) type.

3. Throttling Service: Globe, Globe or angle, or ball, or butterfly, ball, or butterfly valves.

GENERAL-DUTY VALVES FOR PIPING 220523 - 30

4. Pump-Discharge Check Valves:

a. NPS 2 and Smaller: Bronze swing check valves with bronze or nonmetallic disc.

b. NPS 2-1/2 and Larger for Domestic Water: Iron swing check valves with lever and weight or with spring or iron, center-guided, metal or resilient-seat check valves.

c. NPS 2-1/2 and Larger for Sanitary Waste and Storm Drainage: Iron swing check valves with lever and weight or spring.

B. If valves with specified SWP classes or CWP ratings are not available, the same types of valves with higher SWP classes or CWP ratings may be substituted.

C. Select valves, except wafer types, with the following end connections:

1. For Copper Tubing, NPS 2 and Smaller: Threaded ends except where solder-joint valve-end option is indicated in valve schedules below.

2. For Copper Tubing, NPS 2-1/2 to NPS 4: Flanged ends except where threaded valve-end option is indicated in valve schedules below.

3. For Copper Tubing, NPS 5 and Larger: Flanged ends.

4. For Steel Piping, NPS 2 and Smaller: Threaded ends.

5. For Steel Piping, NPS 2-1/2 to NPS 4: Flanged ends except where threaded valve-end option is indicated in valve schedules below.

6. For Steel Piping, NPS 5 and Larger: Flanged ends.

7. For Grooved-End Copper Tubing and Steel Piping: Valve ends may be grooved.

3.5 LOW-PRESSURE, COMPRESSED-AIR VALVE SCHEDULE (150 PSIG OR LESS)

A. Pipe NPS 2 and Smaller:

1. Bronze and Brass Valves: May be provided with solder-joint ends instead of threaded

2. Ball Valves: One, Two or Three piece, full, regular or reduced port, brass or bronze with brass, bronze or stainless steel trim.

3. Bronze Lift Check Valves: Class 125, bronze or nonmetallic disc.

4. Bronze Swing Check Valves: Class 125, Class 150, bronze or nonmetallic disc.

5. Bronze Gate Valves: Class 125, Class 150, NRS or RS.

B. Pipe NPS 2-1/2 and Larger:

1. Iron Valves, NPS 2-1/2 to NPS 4: May be provided with threaded ends instead of flanged ends.

2. Iron, Single-Flange Butterfly Valves: 200 CWP, NBR seat, aluminum-bronze, ductile-iron or stainless-steel disc.

3. Iron, Grooved-End Butterfly Valves: 175 or 300 CWP.

4. Iron Swing Check Valves: Class 125, Class 250, metal or nonmetallic-to-metal seats.

5. Iron, Grooved-End Swing Check Valves: 300 CWP.

GENERAL-DUTY VALVES FOR PIPING 220523 - 31

6. Iron, Center-Guided Check Valves: Class 125, Class 150, Class 250, Class 300, compact-wafer, globe or metal resilient seat.

7. Iron, Plate-Type Check Valves: Class 125, Class 150, Class 250, Class 300; single dual plate or metal resilient seat.

8. Iron Gate Valves: Class 125, Class 250, NRS or OS&Y.

3.6 HIGH-PRESSURE, COMPRESSED-AIR VALVE SCHEDULE (150 TO 200 PSIG)

1. Bronze and Bronze Valves: May be provided with solder-joint ends instead of threaded

2. Ball Valves: One, Two or Three piece, full, regular or reduced port, brass or bronze with brass, bronze or stainless-steel trim.

3. Bronze Lift Check Valves: Class 125, bronze or nonmetallic disc.

4. Bronze Swing Check Valves: Class 125, Class 150, bronze on nonmetallic disc.

2. Iron, Single-Flange Butterfly Valves: 200 CWP, NBR seat, aluminum-bronze, ductile-iron or stainless-steel disc.

3. Iron, Grooved-End Butterfly Valves: 175 or 300 CWP.

4. Iron Swing Check Valves: Class 125, Class 250, metal or nonmetallic-to-metal seats.

5. Iron, Grooved-End Swing Check Valves: 300 CWP.

6. Iron, Center-Guided Check Valves: Class 125, Class 150, Class 250 or Class 300;

compact-wafer, globe, metal or resilient seat.

7. Iron, Plate-Type Check Valves: Class 125, Class 150, Class 250, Class 300; single dual plate or metal resilient seat.

8. Iron Gate Valves: Class 125, Class 250, NRS or OS&Y.

3.7 DOMESTIC, HOT- AND COLD-WATER VALVE SCHEDULE

2. Bronze Angle Valves: Class 125, Class 150, bronze or nonmetallic disc.

3. Ball Valves: One, Two or Three piece, full, regular, reduced port, brass or bronze with brass, bronze or stainless-steel…