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Pressure Seal Bonnet Gate ValveKEY:Pressure Seal Gate Valve, Pressure Seal Gate Valve Manufacturer, Pressure Seal Gate Valve Supplier

Pressure Seal Bonnet Gate Valve

Product parameters
Standard or Nonstandard API6D
Structure GATE
Pressure 600LB-2500LB
Operator MANUAL, PNEUMATIC, ELECTRIC
Material WCB, CF3M, CF8M, LCB, WC6 etc
Temperature of Media High Temperature
Port Size 8 inch -24 inch
Place of Origin Zhejiang, China
Connection Raised Flange, Flat Flange, Butt Weld etc
Product description

Class 600~2500 Pressure Seal Gate Valve 
OS&Y, Rising stem, Flexible wedge
Pressure seat Bonnet, Threaded or welded seat ring
ASTM A216 WCB,A217 WC6,A351CF8,A351CF8M,
A351 CF3,A351 CF3M,A351 CN7M

Standards compliance
Design and Manufacture: AMSI B16.34,API600 API6D,BS1414
Face to face(end to end):ANSI B16.10,API6D
Flanged connection : ANSI B16.5
Butt welded end: ANSI B16.25
Test and inspection:API598,API6D

A. Back up ring: Absorbs thrust applied by internal pressure
B. Thrust ring: Protects the soft metallic gasket from deformation
C. Gasket: Unique angular design provides superior sealing

Materials List

NO.

Part name

Material

23

Grease nipple

Brass

22

Grub screw

Carbon steel

21

Hand wheel nut

Carbon steel

20

Hand wheel

Malleable iron/cast steel/ductile iron/fabricated steel

19

Yoke nut

Carbon steel/SS

18

Eye bolt and nut

A 193 B7/A194 2H~A193 B8/A194 8

17

Pin

Carbon steel/stainless steel

16

Stem Nut

A 439-D2/cu-alloy

15

Gland flange

Carbon steel/equivalent to body material

14

Gland

Stain less steel

13

Gland bush

See body material

12

Back seat

11

Stem

10

Seat ring

09

Wedge

 

NO.

Part name

WCB

LCB

WC6

WC9

08

Bolt and nut

A193 Gr B7/A194 Gr 2H

A320 Gr L7/A194 Gr 4

A193 Gr B16/A194 Gr 4/7

A193 Gr B16/A194 Gr 4/7

07

Gland packing

Graphite

Graphite

Graphite

Graphite

06

Gasket

Soft iron

Soft iron

SS304

SS304

05

Thrust ring

A105

A182 F304

A182 F11

A182 F22

04

Back up ring

A105

A182 F304

A182 F11

A182 F22

03

Yoke

A216 Gr WCB

A352 Gr LCB

A271 Gr WC6

A271 Gr WC9

02

Bonnet

A216 Gr WCB

A352 Gr LCB

A271 Gr WC6

A271 Gr WC9

01

Body

A216 Gr WCB

A352 Gr LCB

A271 Gr WC6

A271 Gr WC9

 

NO.

Part name

C5

C12

CF8

CF8M

08

Bolt and nut

A193 Gr B7/A194 Gr 2H

A193 Gr B16/A194 Gr 4/7

A193 B8/A194 8

A193 B8M/A194 8M

07

Gland packing

Graphite

Graphite

Graphite

Graphite

06

Gasket

SS304

SS304

SS304

SS316

05

Thrust ring

A182 F22

A182 F22

A182 F304

A182 F316

04

Back up ring

A182 F22

A182 F22

A182 F304

A182 F316

03

Yoke

A217 Gr C5

A217 Gr C12

A351 Gr CF8

A351 Gr CF8M

02

Bonnet

A217 Gr C5

A217 Gr C12

A351 Gr CF8

A351 Gr CF8M

01

Body

A217 Gr C5

A217 Gr C12

A351 Gr CF8

A351 Gr CF8M

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