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Worm Gear Cast Steel Floating Ball Valve

Worm Gear Cast Steel Floating Ball Valve

Worm gear cast steel floating ball valve is an important valve type, widely used in petrochemical, long-distance pipeline and other fields. The closing member of the ball valve is a spherical ball (or a partial ball) with a hole that rotates with the valve stem to open or close the valve.

Product Details

Product Description

Worm gear cast steel floating ball valve is an important valve type, widely used in petrochemical, long-distance pipeline and other fields. The closing member of the ball valve is a spherical ball (or a partial ball) with a hole that rotates with the valve stem to open or close the valve.


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Material List

ItemPartMaterial
GB
ASTM
1
Valve bodyWCBA2116-WCB
2Sealing ringPTFEPTFE
3Nut35A194-2H
4Stud35CrMoAA193-B7
5Stone bodyWCBA216-WCB
6GasketFlexible graphite + stainless steelB12.10-304F/.G
7FillerPTFEPTFE
8Packing glandWCBA2116-WCB
9Positioning plate25
A105
10Retaining ring65Mn
AISI 1066
11HandleK33A47-667Gr.32510
12Stem1Cr33A276-410
13Screw35A193-B7
14Thrust washerPTFEPTFE


Specification

Design basisNational standardAmerican standard
Design StandardGB/T12237API16DANSI B16.34
Flange connection structure lengthGB/T12221API16DANSI B16.10
Structure length (welding)GB/T15188.1API16DANSI B16.10
Connection flange

GB/T9113

JB/T79

Hg20592

ANSI B16.5、B16.47
Butt endGB/T12224ANSI B16.25
Test and inspectionGB/T9092API16DAPI1598



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