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 600, 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, EN 1092, JIS 5K-20K. BW, RTJ are available.
Structure : FLEXIBLE OR SOLID DISC, OS&Y, BB, FB.
General material
BODY AND BONNET: ASTM A216 WCB.
DISC: ASTM A216 WCB+HARD FACED
STEM: ASTM A 182 F6A, F304,F316,XM-19, 17-4PH, INCONEL 718, MONEL K-500
SEAT:ASTM A105+HARD FACED.
OPERATOR: ELECTRIC ACTUATOR ON OFF TYPE OR MODULATING TYPE
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.
