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Cast Steel Trunnion Mounted Ball Valve Drawing

Cast Steel Trunnion Mounted Ball Valves Drawing

Cast Steel Trunnion Mounted Ball Valves Drawing

 

Material List of Cast Steel Trunnion Mounted Ball Valves

No.

Part Name

Carbon Steel

Stainless Steel

1

Body

A216 WCB

A351 CF8

A351 CF8M

2

Bonnet

A216 WCB

A351 CF8

A351 CF8M

3

Ball

A105+ENP

A182 F304

A182 F304M

4

Anti-fire packing

Graphite

Graphite

Graphite

5

Seat

PTFE/NYLON/MOLON/PEEK/PPL

6

Seat support ring

A105+ENP

A182 F304

A182 F304M

7

O-ring

VITON

VITON

VITON

8

Spring

17-7PH

17-7PH

17-7PH

9

O-ring

VITON

VITON

VITON

10

Anti-fire gasket

SS+Graphite

SS+Graphite

SS+Graphite

11

Hexagon nut

A194 2H

A194 8

A194 8M

12

Sealant injection valve

Combined parts

Combined parts

Combined parts

13

Check valve

Combined parts

Combined parts

Combined parts

14

Air release valve

Combined parts

Combined parts

Combined parts

15

Anti-static device

Combined parts

Combined parts

Combined parts

16

Stud

A193 B7

A320 B8

A320 B8M

17

Flat key

ANSI 1905

ANSI 1045

ANSI 1045

18

Stem

A182 F6a

17-4PH

17-4PH

19

Sliding bearing

Steel+PTFE

Steel+PTFE

Steel+PTFE

20

Thrust bearing

PTFE

PTFE

PTFE

21

O-ring

VITON

VITON

VITON

22

O-ring

VITON

VITON

VITON

23

Anti-fire gasket

SS+Graphite

SS+Graphite

SS+Graphite

24

Seal gland

A105+ENP

A182 F304

A182 F316

25

Screw

A193 B7

A320 B8

A320 B8M

26

Packing

Graphite

Graphite

Graphite

27

Packing gland

A182 F6a

A182 F6a

A182 F6a

28

Lower cover

A105+ENP

A182 F304

A182 F304

29

Stud

A193 B7

A320 B8

A320 B8M

30

Hexagon nut

A1942H

A194 8

A194 8M

31

Drain valve

Combined parts

Combined parts

Combined parts

 

 

Remarks:
1. Select different materials for different working temperature and media.
2. Trim materials and recommended service coverage referred to Appendix.

 

 

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