Manufacturing Standards -Design:API 6D -Pressure-Temp.Rating:ASME B16.34 -Face to face dimension:ASMEB16.10 -Flanged Ends:ASMEB16.5(upto24") ASMEB16.47(above 26) -Buff Weld Ends:ASMEB16.25 -Pressure Test: API 6D Manufacturing Range -Ratings:From 150Lbs. up to 2500 Lbs -Sizes:2²upto 64" -Applicable Temperature:-64~200℃ characteristics Description: Bolted bonnet Parallel single disc gate valve Soft-metal double seal seat ring Divide to with condult hole and non-conduct Adjusting Type have Flow control function Assembling direction: vertical or horizontal Connection: Flange(RF.F.RTJ) or Welded(BW) Operation -Manual (handwheel or gearbox) -Actuated(Electric,pneumatic or hydraulic)