REF_2_2_Thermofin_Heat_Exchanger.pdf

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Attached to
Replace Main Motor Heat Exchangers on NOAA Ship PI
Solicitation number
1333MK25Q0079
Issued by

About this file

This document is a detailed technical specification sheet for a heat exchanger manufactured by Thermofin for a NOAA Marine Operations contract (PO #1333MK18PNMAN0048). The heat exchanger is designed for marine applications, featuring 4 rows with 80 tubes, using sea water and air as fluids, with specific thermal specifications including inlet/outlet temperatures, flow rates, and pressure drops. Key technical details include outer tubes of SB-75 C12200 material, extruded aluminum fins, carbon steel casing with hot-dipped galvanized coating, and constructed to ASME Section VIII, Division 1 design codes.

The related federal contract opportunity (Solicitation #1333MK25Q0079) is a 100% small business set-aside for replacing main motor heat exchangers on the NOAA Ship Pisces, with a period of performance from May 23-27, 2025. The acquisition involves a firm fixed-price contract awarded based on best value considerations including capability, availability, and pricing. Vendors must submit quotations electronically by April 30, 2025, at 12:00 PM ET, and are required to provide detailed documentation including SAM registration, references, insurance, and a comprehensive cost breakdown. The contract is under NAICS code 336611 with a size standard of 1,300 employees.

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Text version

1/8"[3] 5/16"[8]3/16"[3]1/8"[3]±DIAGONAL(E)

0.1°0.2°

3/16"[5]

3/16"[5]

5/16"[8]

5/16"[8]

0.5°

1/8"[3]

1/8"[3]

0.1°

7/16"[11]

ANGLE

DIAMETRE / Ø

LINEAR

UNSPECIFIED TOLERANCES

7/16"[11]

>36"[915]@ 72"[1830]

>72"[1830]@ 144"[3658]

0"@36"[915] >144"

[3658]DIMENSION

DIVULGENCE OF THIS DOCUMENT WITHOUT AUTHORIZATION IS PROHIBITED

QTY:

11463-1 2

JOB:

PAGE: SCALE:

TITLE:

Checked by:

Approved by:

DE/OF

NOTE:

www.thermofin.net

DWG No.

3075109 CANADA Inc.

1 1:16

BY DATEDESCRIPTIONREV.

TYPE ELECTRA L/D

PAGE:

UM stamp

DIMENSION: po/in [mm]

11463-1

C FLUID CHANGED TO SEA WATER P.M.Gauthier 09-07-2018

B CHANGED AS PER CUSTOMER COMMENTS I.Gauthier 21-06-2018

A POUR APROBATION / FOR APPROVAL P.M.Gauthier 15-06-2018

SETTING PLAN

NAMEPLATE

WATER CONNECTION

2 1/2"-150# F.F.S.O.

A

A

E

A S

M lbs

PSI@ vF vF@ PSI

11463-1-#

XXX

DRY WT.

YEAR 20

CRN

NEC

N/S S/N

TEST PRESSURE / PRESSION TEST

+1-450-444-4405 www.thermofin.net Made in / Fabriqué au

MAWP

MDMT

PSMP

TMCM

Canada

W

UM

MASSE NETTE

100 150

-20 100

PRESSION INTERNE

INTERNAL PRESSURE

ANNÉE

CERTIFIED BY / CERTIFIÉ PAR:

PSI@ vF

AIR FLOW

1/8"-NPT TELL TALE DRAIN

DO NOT PLUG

84 1/2 REF.

CLIENT/CUSTOMER : NOAA MARINE

OPERATION

#PO :1333MK18PNMAN0048

JOINT TUBE TO HEADER :

per CSA B51

SEA WATER

ED. 2017

CODE

N.D.E.

INCLUDES N/P DATADESIGN DATA

FLUID

DESIGN CODES

CORROSION ALLOWANCE

A.S.M.E. Sect.VIII, Div.1, ROLLED EXPANSION

NOT REQUIREDHEAT TREATMENT

NOT REQ.TEST IMPACT: UHA-51(d) & UNF-65

1950 in³VOLUME

WATERTEST FLUID

1325 lbsAPPROX WEIGHT (FULL)

HYDROSTATICTEST PRESSURE 150 Psig (1.5 h)

SECTION A-A

1:6

TORQUE PROCEDURE:

1- LUBRICATE ALL THREADS AND NUT

FACES WITH COPPER LUBRICANT

2- EXPERIENCED OPERATOR MUST

PROCEED IN 2 STEPS, TIGHTENING

AND BLOCKING, RESPECTING THE

SUGGESTED SEQUENTIAL ORDER.

3- TORQUE VALUES (Min/ Max) (35 lbs·ft/ 45 lbs·ft ).

1 9 15 19 5 22 18 14 3

4 13 17 21 6 20 16 10 2

TORQUE SEQUENCE

(TYPICAL)

H

H

SECTION H-H

1:6

7/

1/

/1

C

O N

D E

N S

A T

E P

A N

O3/8" THRU HOLES

3/16

72 7/8 AIR OPENING

/8 C

O R

E

/8

/1

73 1/2 66 3 3/43 3/4

6 PITCH

/8

3/

3/

8 3/4

/4

/8

O 3/8 (12x EACH COOLER FACE)

(18x EACH COOLER FACE )

TAP Ø5/16-18 UNC

` 1/2 THREAD DEPTH

6 1/8

1/8"-NPT TELL TALE VENT

DO NOT PLUG

5 21/32

REF

/4

CONDENSATE DRAIN

1/4-NPT

HEADER BOX VENT

1/2"-NPT C/W PLUG

HEADER BOX DRAIN

1/2"-NPT C/W PLUG

LIFTING LUG

Ø1-8 UNC

(2x) EACH SIDE

1 2 3

HEX. BOLT Ø7/16"-14 (2A) X 1 1/4"

O'RING CORD 0.250"O X

76 1/2 LG.

5 1/2

REF

B

B

B

5/

P

IT

C

H

REF. DESCRIPTION MATERIAL COATING

1 OUTER TUBES SB-75 C12200 N/A

2 FINS EXTRUDED ALU. 1050 N/A

3 INNER TUBES SB-111 C70500 N/A

4 CASING CARBON STEEL

HOT DIPPED

GALVANIZED

ASTM A123

5 TUBESHEET(S) SB-171 C46400 N/A

6 TUBESHEET(S) LEAK DET. SA-240 304 N/A

7 HEADER(S) SA-240 316 N/A

8 COVER(S) SA-240 316 N/A

9 GASKET(S) NEOPRENE N/A

10 FASTENERS SA-449 Z/PLT N/A

J

DETAIL J

1:7

KK

SECTION K-K

1:7

5/16

3 3/4

5/

5/16

1 3

HEADER

LEAK

B

B

INFORMATION SUPPLÉMENTAIRE / OTHER

INFORMATION

NUMBER OF ROW(S) 4

NUMBER OF PASSE(S) 2

NUMBER OF TUBES 80

INNER TUBES DIAMETER 5/8"

INNER TUBE WALL THICKNESS 0.049" A/W

OUTER TUBES DIAMETER 3/4"

OUTER TUBE WALL THICKNESS 0.049" A/W

FINS DIAMETER 1 1/2"

FPI 11

THERMAL SPECIFICATIONS

TUBESIDE FIN SIDE

FLUID SEA WATER AIR

FLOW 120 USGPM 8925 SCFM

INLET TEMP. 89.6 °F 174 °F

OUTLET TEMP. 98 °F 122 °F

VELOCITY 4.3 ft/s 670 ft/min.

PRESSURE DROP 2.5 PSI 0.7 IN H2O

HEAT CAPACITY 147 kW

B

B

C

C

2018-07-09T15:29:36-0500
SPINDLER.STEPHEN.WILLIAM.1276823422

File details come from the government source that posted it. Updated .