Size:1/2" -2"(DN15-DN50)
  Pressure: Class 150LB-2500LB (1000W0G)
  Material: CF8,CF8M,CF3,CF3M, A105,LF2,F11,F304,F316,F304L,F316L
  Design & Manufacture Std.: API602,ASME B16.34
  Threaded End: G, NPT, BSP, BSPT, DIN259/2999
  Butt-weld End.: ASME B 16.25
  Socket-weld End: ASME B16.11
  Mounting pad:ISO5211 
  Test Standard: API598
  Structure Type: Bolted,welded,Reduced bore,Full bore
  Operated way: Lever, Pneumatic, Electric