Fully weld ball valve double welded joint

  • Full bore or reduced bore design,forged body and ball, welded body,Double block & bleed.
  • Trunnion mounted ball, Blowout-proof stem,Emergency sealant injection
  • Cavity pressure self relief,Fire safe design to API 607/API 6FA ,Anti-static according to BS5351.
Applicable Standard

Design Standard

API 6D, ASME B16.34, BS 5351, API 608, MSS SP-72

Face to Face

ASME B16.10, API 6D, EN 558

End Connection

ASME B16.25, ASME B16.5, DIN 2501

Inspection and Test

API 6D, API 598




A105, LF2, F304, F316, F304L, F316L, F321, F51, F53

Drive Method

Manual, Gear Box, Electro-motion, Pneumatic, Linkage

Size Range 2"~56"(DN25~DN1400) Pressure Rating ASME CLASS 150~1500(PN16~PN250)
Body Materials A105, F304, F316 etc. Ball Materials A105+ENP, F304, F316 etc.
Stem Materials 410SS,17-4PH, F51 etc. Seat Materials PTFE,PEEK,NYLON
End Connection RF,RTJ,BW Operation Hand lever, Gear, Motor, Pneumatic, Hydraulic