BALL VALVE
Steel ball valve have two types: float ball valve and fixed ball valve, Float ball valve usually class150-600LB, Size1/2-8".Fixed ball valve has two designs: forged steel and cast steel, Forged fixed ball valves have two types cover: bolted and welded cover. Use for water, oil and natural gas, Pressure class150-1500LB. The end of cast steel ball valve: Butt welded end and flange.
Ball Valve Design construction and specifications:
Cast steel ball valve conform to, API608, API6D, ANSI B16.34 and BS5352. Each is tested according to API598, API6D and Marking is per MSS-SP-25.
Construction as follows:
Full Bore/Reduce bore
Turn 90 degree opening or close
Detachable seat PTFE/RTFE
Bolted cover/welded cover
Fire safe and anti-static
Operation: Handle, gear, pneumatic, electric actuator.
Dual seat with injection and drain & outlet.
Bolted bonnet, Two-piece Body, Floating Ball
Full or Reduced bore, Blowout Proof Stem
Fire safe and Anti static
Design and Manufacture: API 608, API6D, BS5351
Face to face (end to end): ANSI B16.10, API6D
Flanged connection: to ANSI B16.5
Fire-safe: API607, API6FA
Butt welded end: ANSI B 16.25
Test and inspection: API598, API6D