~Design reference:GB/T12237,API6D,ASME16.34,DIN3357-1,EN12516-1
 Face to face：GB/T12221,API6D,ASME B16.10,DIN3202 F1 F4 F5 F17 F18
 Flange ends：GB/T9092 JB/T79,ASME B 16.5 ASME B16.47 DIN 2542 2543 2544 2545 EN1092
 Butt welding ends：ASME B 16.25
 Test & Inspection：GB/T13927,API6D,API598,DIN3230/3,EN12266
 Body meterials：Cast steel，Strainless steel，Dual-phase steel，Super duples steel，Monel，Inconel and some special materials
 Trim material：CR13,304,316,304L,316L,A105,Dual-phase steel，Super duples steel，Monel，Inconel and some special materials
 Norminal diameter：DN25-DN200,1"-48"
 Norminal pressure：PN16-PN420,150LB-2500LB
 Service meduum：Water、Gas、Oil
 Sealing style：Soft seal、Hard seal
 Color：According to the contract indication
 Certifiactes：ISO9001:2008,CE,API6D
 Packing：Plywood case
 Note：Prouducts can be designed to client's requirements.