GENERAL
Size: 2″ and above.
Pressure Rating: 150LB and above
Design Temperature: ASME B16.34 pressure temperature rating.
General applications: water, oil , gas
DESIGN
Design & Manufacture: API 6D , ASME B16.34 are basic,other norms could be used according to orders.
F TO F dimensions: API 6D, ASME B16.10, BS EN 558
Connection: ASME B16.5, B16.47, EN 1092, JIS 5K-20K. BW, RTJ are available.
Safety design: anti-static, fire proof, anti-blow out stem.
Additional: Double block and bleed.
GENERAL MATERIAL
BODY: ASTM A216 WCB.
BALL: ASTM A105+ENP, ASTM A182 F6A, F304, F316
STEM: ASTM A 182 F6A, F304,F316,XM-19, 17-4PH, INCONEL 718, MONEL K-500
SEAT COLLAR:ASTM A105+ENP, ASTM A182 F6A, F304, F316
SEAT INSERT: RPTFE, DEVLON,NYLON, MOLON,PEEK ETC.
SPRING: INCONEL X-750
OPERATOR: LEVER OR GEAR
OTHER SPECIAL MATERIALS ARE AVAILABLE TO CUSTOMIZE.
TEST
Inspection and approval norm: API598, API6D.
QUALITY CONTROL:
100% Chemical analysis and mechanical test with raw materials of each heat numbers.
100% DPT test with the castings, partly MT or UT test, RT is always available if required.
100% hydraulic test with the shell and seal and low pressure air test.
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