Company Info |
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Company Name | Shanghai Kangquan Valve Co., Ltd. |
Country/Territory: | Shanghai China |
Business Type: | | 1,2,9 |
Number of Employees: | |
Main Products: gate valve ball valve check valve globe valve control valve |
Forged steel check valves are available in three bonnet designs. The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F304/graphite.Ring joint gasket are also available on request. The second design is the welded bonnet, with a threaded and seal welded joint. On request a full penetration strength welded joint is available .The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet joint. The check valve is also available in three different design configurations. These are piston check, ball check, or swing check designs.
Technical Specification
Globe valves conform to API 602, and ASME B 16.34
each are tested according to API 598, and marking is per MSS SP-25
Full Port or Conventional Port
Outside Screw and Yoke(OS & Y)
Two piece self-aligning packing gland
Bolted bonnet with spiral wound gasket, threaded and seal welded bonnet or threaded and
pressure seal bonnet Integral backseat
Socket weld ends to ASME B16.11 Screwed Ends (NPT) to ANSI/ASME B1.20.1
StandardMaterial Specification:
NO. | Part Name | CStoASTM | AS to ASTM | SStoASTM | |
Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
1 | Body | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
2 | PistonDisc | A276410 | A276 304 | A276 304(L) | A276 316(L) |
3 | Gasket | Corrugated SS+ graphite | SS+PTFE | ||
4 | Bonnet | A105 | A182 F22 | A182 F304(L) A182 F316(L) | |
5 | Nameplate | SS | |||
6 | Bolt | A193 B7 | A193 B16 | A193 B8M | A193 B8M |
7 | Ball | A182 F304 | A182 F304 | A182 F304 | A182 F304 |
SuitableMedium | Water, oil, gas etc., | Water, oil, gas etc., | HNO3,CH3OOH etc | ||
SuitableTemperature | -29oC~425oC | -29oC~550oC | -29oC~180 oC |