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Class 150 Cast Steel Knife Gate Valve
Class 150 Cast Steel Knife Gate Valve
Product Description
 

CLASS 150 Knife gate valve

Class 150
Size: NPS 2"~ 64", 50 ~ 1,600mm
Design standards: ANSI B16.34, MSS SP-81
Inspection and test standards: API 598
Face-to-face: MSS SP-81
Ends Connection: ANSI B16.5, JB 79
Material: WCB, CF8, CF8M, CF3, CF3M



Test Pressure to API 598

Class

Shell Test (Hydrostatic)

Seat Test (Hydrostatic)

150

450psi

315psi


Standard Material Specifications

Body/bonnet

Disc

Stem

Seat
SS/CS/CI

SS

SS

Carbide Alloy


Main Connection Dimensions

Class

NPS

L

D

D1

D2

H

N-M

D0

150Lb

2"

48

152

120.5

92

398

4-M16

180

2 1/2"

48

178

139.5

105

415

4-M16

180

3"

51

190

152.5

127

445

4-M16

220

4"

51

229

190.5

157

497

8-M16

220

5"

57

254

216

186

575

8-M20

230

6"

57

279

241.5

216

635

8-M20

280

8"

70

343

298.5

270

775

8-M20

360

10"

70

406

362

324

940

12-M22

360

12"

76

483

432

381

1030

12-M22

400

14"

76

533

476

413

1186

16-M27

400

16"

89

597

540

470

1365

16-M27

400

18"

89

635

578

533

1620

20-M30

530

20"

114

699

635

584

1720

20-M30

530

24"

114

813

749.5

692

1860

20-M33

600

30"

117

985

914

857

2250

28-M33

600

36"

117

1170

1086

1022

2800

32-M39

800

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