Feature
·Floating type or trunnion mounted;
·Integral body double ball. Solid ball;
·Side enty, split body, or End entry unibody, compact flange
·Full bore or reduced bore；
·Anti-static, anti blow-out stem, fire safe;
·DBB(SPE) function or DIB-1(DPE) for trunnion mounted;
·Soft seat or metal to metal
·Dynamic and static sealing in the form of Lip seal or Oring
·ISO5211 mounting flange(for trunnion mounted), Locking device.
Specification
·Temperature-pressure rating: ASME B16.34;
·Design & Manufacture：API6D, ISO14313, ISO17292, API608, BS5351;
·Face to Face: Manufacturer's standard, ASME B16.10
·Flanged conection: ASME B16.5
·NPT conection: ASME B1.20.1
·BW conection: ASME B16.25
·Inspection & Test: API6D, API598
·Leakage: ISO5208
·Fire safe: API607/API6FA.
·Fugitive Emission: ISO15848
·Suor service: NACE MR0175/NACE MR0103
