Buying Guide
77
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TECH SERVICES PH: 1.888.446.4226 • FAX: 1.888.336.4226 • INTERNATIONAL OFFICE PH: +1.574.295.3327 • FAX: +1.574.295.3455
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AHEAD OF THE FLOW
®
Revised 2/12/2020
MATERIAL LIST
PART SPECIFICATION
1. Stem Brass ASTM B 371
2. Handwheel Nut Copper Alloy ASTM B584
3. Identification Plate Aluminum
4. Yoke Bushing Copper Alloy ASTM B584 C84400
5. Handwheel Iron ASTM A126 Class B
6. Bonnet Cap Nut Steel ASTM A563
7. Bonnet Cap Ductile Iron ASTM A536
8.
1
Bonnet Ductile Iron ASTM A395
9. Bonnet Cap Bolt Steel ASTM A307/SAE J429
10. Gland Follower Nut Steel ASTM A563
11. Gland Follower Ductile Iron ASTM A536
12. Packing Gland
Zinc Plated Powdered Iron ASTM B783
or Copper Alloy ASTM B16 Alloy C3600
13. Packing Aramid Fiber / Graphite
14. Gland Follower Bolt Steel ASTM A307/SAE J429
15. Backseat Bushing Copper Alloy ASTM B584 C84400
16. Body Nut Steel ASTM A563
17. Body Bolt Steel ASTM A307/SAE J429
18. Wedge Pin Copper Alloy ASTM B 371 C69430/C69400
19. Body Ductile Iron ASTM A395 60-40-18
20.
3
Seat Ring Copper Alloy ASTM B584 C84400
21. Wedge Face Ring Copper Alloy ASTM B584 C84400
22.
2
Wedge Ductile Iron ASTM A395
23. Body Gasket Synthetic Fibers
24. Stem Collar Copper Alloy ASTM B 371 C69430/C69400
25. Grease Fitting Alemite 1743B (not shown)
1
Sizes thru 8" made with Yoke Integral with Bonnet. 10" and 12" sizes made with separate
Yoke Bolted to Bonnet.
2
Sizes 2" thru 6" are all Copper Alloy (31 Trim).
Sizes 8" thru 12" Ductile Iron Wedge with Copper Alloy Wedge Face Rings (31 Trim).
3
Lugs may be removed at customer‘s request – POA.
Class 150 Ductile Iron Body Gate Valves
Raised Face Flanges • Bolted Bonnet • Outside Screw and Yoke • Solid Wedge • Bronze Trim
285 PSI/19.7 bar non-shock cold working pressure to -20°F to 100°F/-29°C to 38°C
t
Maximum working temperature 450°F/232°C at 185 PSI/8.6 bar
150 PSI/10.3 bar saturated steam to 366°F/186°C
CONFORMS TO MSS SP-128
F-637-31
Flanged-Raised Face
F-637-31
Flg x Flg
DIMENSIONS—WEIGHTS—QUANTITIES
Dimensions
Size A B C D E Weight
In. mm. In. mm. In. mm. In. mm. In. mm. In. mm. Lbs. Kg.
2 50 7.00 178 16.31 414 8.00 203 6.00 152 .63 16 41 19
2¹⁄₂ 65 7.50 191 17.19 437 8.00 203 7.00 178 .69 17 55 25
3 80 8.00 203 19.50 495 8.00 203 7.50 191 .75 19 67 30
4 100 9.00 229 24.00 610 10.00 254 9.00 229 .94 24 107 48
5 125 10.00 254 27.13 689 10.00 254 10.00 254 .94 24 145 66
6 150 10.50 267 31.06 789 12.00 305 11.00 279 1.00 25 178 81
8 200 11.50 292 40.19 1021 14.00 356 13.50 343 1.13 29 309 140
10 250 13.00 330 48.25 1226 16.00 406 16.00 406 1.19 30 481 218
12 300 14.00 356 56.88 1445 18.00 457 19.00 483 1.25 32 706 320
FREEZING WEATHER PRECAUTION: Subsequent to testing a piping
system, valves should be left in an open position to allow com-
plete drainage.
t For detailed Operating Pressure, refer to Pressure Temperature
Chart on page 114.
WARNING: This product can expose you to chemicals includ-
ing lead, which is known to the State of California to cause
cancer and birth defects or other reproductive harm. For more
information go to www.P65Warnings.ca.gov.