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High Pressure Seal Gate Valve

Wedge Pressure Seal Gate Valve applied for high pressure class above 900lbs and high temperature like steam service with gearbox operation,electric operation, especially in power stations. The pressure seal design is insures force tight in the valve body and bonnet sealing without potential leakage compared with the bolted bonnet body design. By pass valves available upon request. The materials can be alloy steel and super duplex steel.

Details

Wedge Pressure Seal Gate Valve applied for high pressure class above 900lbs and high temperature like steam service with gearbox operation,electric operation, especially in power stations. The pressure seal design is insures force tight in the valve body and bonnet sealing without potential leakage compared with the bolted bonnet body design. By pass valves available upon request. The materials can be alloy steel and super duplex steel.


Main Materials: carbon steel, alloy steel, austenitic stainless steel, etc.

Body:WCB,WCC,WC6,WC9,LCB,LCC,LC1,CF8,CF8M,CF8C,4A,Inconel

Trim: F6a, F304, F316, HF, etc.

Size: NPS 2~60IN

Pressure: Class150~2500LBS

Connection: RF, RTJ, BW

Operation: Gearbox, Pneumatic, Electric

 

Application Standard:

Design ASME B16.34/API 600/API6D

Face-to-face API 6D/ ASME B16.10

Flanged Ends ASME B16.5/B16.47 /MSS SP-44/GOST/DIN/EN1092-1

BW ends ASME B16.25

Temperature ratings ASME B16.34

Marking MSS SP25

Certificate EN 10204 type 3.1

Inspection Test API 598/API6D/API/600/EN12266-1

1517211874287.jpg

1517212011956.jpg

Description:

Standard Material Specifications

Part Name

MATERIAL

Body

A216 WCB

A352 LCB

A217 WC1

A217 WC6

A217 WC9

A217 C5

A217 C12

A315 CF8

A351 CF8M

A351 CF3

A351 CF3M

Seat Ring

A105

A350 LF2

A182 F304

A182 F304

A182 F304

A182 F304

A182 F304

A182 F304

A182 F316

A182 F304L

A182 F316L

Wedge

A216 WCB

A352 LCB

A217 WC1

A217 WC6

A217 WC9

A217 C5

A217 C12

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

Stem

A182 F6

A182 F304

A182 F6

A182 F6

A182 F304

A182 F6

A182 F6

A182 F304

A182 F316

A182 F304L

A182 F316L

Bonnet Bolt

A193  B7

A320 L7

A193.B7

A193.B16

A193.B16

A193.B16

A193.B16

A193.B7

A193.B7

A193.B7

A193.B7

Bonnet Nut

A194 2H

A1944

A194.2H

A193.2H

A194.2H

A194.2H

A194.2H

A194 2H

A194.2H

A194.2H

A194.2H

Gasket

Stainless steel and graphite spiral wound

Bonnet

A216 WCB

A352 LCB

A217 WC1

A217 WC6

A217 WC9

A217 C5

A217 C12

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

Backseat Bushing

A182. F6

A182. F304

A182.F6

A182.F6

A182.F304

A182.F6

A182.F6

A182.F304

A182.F316

A182.F304L

A182.F316L

Stem Packing

Graphite

Lantern

A182 F6

A182 F6

A182.F6

A182 F6

F182 F304

F182 F6

A182 F6

A182 F304

A182 F316

A182 F304L

A182 F316L

Pin

Carbon steel

Gland

A182 F6

A182 F6

A182 F6

A182 F6

A182 F6

A182 F6

A182 F6

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

Gland Flange

A105

A350 LF2

A105

A105

A105

A105

A105

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

Gland Eyebolt

A307 B

A307 L7

A193 B7

A193 B7

A193 B7

A193 B7

A193 B7

A193 B8

A193 B8

A193 B8

A193 B8

Gland Nut

A194 2H

A1944

A194 2H

A194 2H

A194 2H

A194 2H

A194 2H

A1948

A1948

A1948

A1948

Stem Nut

C63000 or A439 D2

Retaining Nut

Carbon Steel

Hand wheel

Ductile Iron or Steel

H.W. Lock Nut

Carbon Steel

York

A216 WCB

Nipple

Carbon steel


Dimensions (mm)

900

L(RF) L1(BW)

368

419

381

457

610

737

838

965

1029

1130

1219

1321

1549

L2(RTJ)

371

422

384

460

613

740

841

968

1038

1140

1232

1334

1568

H(OPEN)

590

700

715

860

1120

1390

1590

1795

2025

2170

2580

2780

3130

W

300

355

355

400

560

460*

610*

610*

760*

760*

800*

800*

800*

Weight

RF

50

68

86

215

450

780

1160

1700

2300

3030

3930

5120

7800

BW

46

64

80

175

370

650

980

1450

2000

2750

3400

4300

6500

1500

L(RF) L1(BW)

368

419

470

546

705

832

991

1130

1257

1384

1537

1664

1943

L2(RTJ)

371

422

473

549

711

841

1000

1146

1276

1407

1559

1686

1972

H(OPEN)

695

705

770

872

1092

1400

1600

1840

2025

2230

2430

2630

3130

W

400

400

400

500

600

750

850

960

960

1100

1100

1200

1200

Weight

RF

95

128

181

275

627

1000

2200

3300

4200

6300

7500

9000

11000

BW

80

110

145

220

560

850

1950

2850

3550

5500

6500

8000

9500


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