Features:
Full bore or reduced bore.
Fire safe design.
Double block.
Inner pressure self drain.
Blow-out proof stem.
Double piston design.
Specification:
Body: WCB, ZG1Cr18Ni9Ti, CF8, CF3.
Bolt, stem: 2Cr13, 1Cr18Ni9Ti
Sealing ring: PTFE, PPL
Applicable media: oil, water, gas
ANSI B16.5 Class 150/300/600 LB