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JSC Ball Valve Srandard

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JSC valves are designed,manufactured and tested in accordance with API,ANSI and ASME requirements.The following list contains the most important applicable standards.JSC Union valves may be produced in accordance with other standards on request.

ANSI -American National Standard Institute
ASME B 1.20.1 Pipe threads,general purpose
ASME B16.5 Steel pipe falnges and flanged fittings
ASME B16.10 Face-to face and end-to end dimensions
offenous valves.
ASME B 16.25 Butt welding ends
ASME B16.34 Steel valves-flanged and butt welding ends
ASME B16.47 Larger diameter steel flange(26"~60")
ASME B 31.3 Technices pipeline
ASME Boiler and pruessure vessel code,section vill,
Division 1,rules for construction of purssure vessel
MESC SPE 76/001 Surface roughness degree of flange
gasket interface
MESC SPE 77/130 Ball valve to API SPEC.6D
MESC SPE 77/302 Material Acceptance requirements for
valves in general service
MESC SPE 77/315 Electroless nickel plating

API-American Petroleum Institute
API 6A Specification for wellhead valves
API 6D Specification for pipeline valves
API 6FA Specification fo fire testing of valves
API 607 Fire test for soft seated quarter-turn valves
API Q1 Quality program
API 5B EUE External upset tubing threads

British Standard
BS 1503 Pressure-containing forged parts
(including semi finished )specification
BS 6755-2 Valve test,section 2:fire test requirement specification
BS 5351 Industrial valve,shell,shell thickness,and bore dimension
BS 1560 End flange dimensions and flange gasket facing
BS 5146 Pressure test.

MSS-Manufactures Standardization Society
MSS SP-6 Standard finishes for contact faces of pipe
flanges and connecting-end flanges of valves
and fittingds.
MSS SP-25 Standard marking system for valves,fittings,
flanges and unions.
MSS SP-55 Quality standard for steel castings.
MSS SP-45 Bypass,and drain connections standard
MSS SP-53 Cast steel quality standard of valve,flange,
fitting and pipeline accessories-mangeticparticle
MSS SP-54 Cast steel quality standard of valve,flange,
fitting and pipeline,accessories radiographic
MSS SP-93 Cast steel and forged steel quality standard
of valve,flange,fitting and pipeline accessories
Liquid penetrant testing

ISO9001-International Organization for Standardization
ISO9001 Quality systems-model for quality assurance in
and servicing.
ISO15156 Materials for use in H2S containing environment
in oil & gas production.
ISO 5221-1 Executive institution accessories of quarter-turn
valves,section 1:flange dimensionI
ISO 5221-2 Executive institution accessories of quarter-turn
valves,section 2:capability character of flange
and connector.
ISO 5221-3 Executive institution accessories of quarter-turn
valves,section 3:the dimensions of drive parts
ISO 10479 Valve test:fire-proof test requirement


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