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Trunnion Ball Valve (Top Entry)

2021-04-01 15:25:14 47

Top entry ball valve

Integral type valve body design, top entry pivot support. The ball is fitted into the valve body from the top, so repair, like replace of stem, ball, should be easy to finished in situ condition.

●  Materials of parts

Parts No.

Parts Name

Materials

Carbon Steel

Low Temp. Steel

Stainless Steel

1

Body

ASTM A216-WCB

ASTM A352-LCB/LCC

ASTM A351-CF8/CF8M

2

Bonnet

ASTM A216-WCB

ASTM A352-LCB/LCC

ASTM A351-CF8/CF8M

3

Nut

ASTM A194-2H/2HM

ASTM A194 4

ASTM A194-2HM/8

4

Bolt

ASTM A193-B7/B7M

ASTM A320 L7

ASTM A193-B7M/B8

5

Gasket

304+PTFE

304+PTFE

304+PTFE

6

O-ring

VITON

VITON

VITON

7

Spring

INCONELX-750

INCONELX-750

INCONELX-750

8

Seat ring

ASTM A105

ASTM A182 F304/F316

ASTM A182 F304/F316

9

Seat insert

PTFE/PPL/PEEK/EPDM/VITON/DEVLON

10

Ball

ASTM A182-F6a

ASTM A182-F304

ASTM A182 F304/F316

11

Stem bearing

304+PTFE

304+PTFE

304+PTFE


Main Standards:

Design standard

API 6D, BS 5351

Face to face

ASME B16.10

Flanged end

ASME B16.5, ANSI B 16.47

Butt-welded end

ASME B16.25

Anti-fire standard

API 607

Inspection standard

API 6D, API 598


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Chengdu Holy Valve & Complete Equipment Co.,Ltd.

Add:No. 10, Gaopeng Avenue, High-tech District, Chengdu City, Sichuan, China
Post Code:610041
Tel:86-28-85148860
FAX:86-28-85148861
E-MAIL:
sales@holy-valve.com 


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