SALIENT CHARACTERISTICS.pdf

INERT GAS (ARGON) HOSE ASSEMBLY (1/4” ID X 50’ LONG)

DOCMENT NUMBER: 3127-3346

Hose, Nonmetallic, Synthetic Rubber Tube & Cover: Coupled and Fully Assembled, Low Pressure Air

1. Size: 1/4” I.D. by 50’ long.

2. Nominal OD: Not to exceed .625”

3. Weight: Maximum weight per foot not to exceed .115 / foot

4. Application: Inert Gas (Argon) for weld purge.

5. Working Pressure: 250 @ 68 Degrees F. PSI, minimum.

6. Burst Pressure: 1,000 PSI, minimum @ 68 Deg. F

7. Rated bend radius: N/A

8. Rated Continuous Temperature Range: -50ºF to 150ºF

9. Tube: Hose inner tube construction to be LLDPE tube.

10. Reinforcement: Multiple spiral-plied synthetic high tensile textiles.

11. Cover: Thick weld splatter resistant cover propriety blended EVA Copolymer and thermoplastic

Rubber Hose must meet RMA Class C standards for limited oil resistance.

12. Cover Color: Blue

13. Hose end assembly shall be accomplished in accordance with established National Association for

Hose & Accessories Dist. (NAHAD) certification standards.

14. Each hose assembly shall have the following components installed at each end:

a. Both Hose End; ¼” hose barb x ¼” male NPT thread, brass. Dixon #BN22 or Equal

b. 1st Hose End; Brass, ¼” HANSEN 2-HK Series Quick Disconnect (Plug-End) Adapter by Hose barb, brass

HANSEN B2-K16 or equal

c. 2nd Hose End; Brass, ¼” HANSEN 2-HK Series Quick Disconnect (Socket-End) Adapter by Hose barb, brass HANSEN B2-H16 or equal

d. End fitting Interlocking Brass Ferrules Dixon FBL-656 End fittings shall be coupled to the hose with stainless steel interlocking ferrules sized to match the hose and fittings. Must be interlocking ferrule type crimp

15. Branding / Marking: Hose shall be continuously ink-branded, stencil painted, Mylar or stripe branded

/marked in ½” lettering (minimum), which must be in a contrasting color or background to the blue outer cover of the hose. The lettering shall state as a minimum:

a. Hose Brand/Line/Model number, Flame Resistant, Date of Manufacture.

b. PSNS Shop 26 Argon Hose

c. 250 psi MAX

16. THREADED BRASS FITTING ASSEMBLY TO BE DONE WITH LOCTITE THREADLOCKER 242 MEDIUM

STRENGTH (PN: 242-31) OR EQUIVLANT ---TEFLON TAPE NOT ALLOWED

Hose Test & Assembly Certification:

After each hose assembly is completed it shall be hydrostatically strength tested with commercial clean air as a test medium, at 120 psig (+10/-0 psi) for 10 minutes. Manufacturer shall certify that hose assemblies are free of leaks, excessive twisting or kinking; that end fittings are not damaged or faulty, and that the end fittings and ferrules are still properly positioned on the hose ends. Also that the hose does not have hairline cracks, breaks, abrasions, soft spots, bulges, or other defects in the outer cover.

Written certification of satisfactory hose end assembly in accordance with NAHAD standards and satisfactory hydrostatically tested (100% of hoses) shall be provided with shipped hoses