Size: 2″-42″
Pressure: Class 150-2500Lb
BB-OS&Y structure
Flanged or butt-welded end
Standards
Design and Manufacture GB12234 or GB3595
Face to face/End to end dimensions to GB12221
Pressure-Temp Rating GB9131 or JB/T74 or HG20604
Flange dimensions to JB/T74 or 90 or 9113 or HG20592 or 20635
Inspection and Test to JB/T9092 or GB13927
Material of main parts
Brand: JIE HUA VALVE, KITZ, POWELL, AIL, WALWORTH, BONNEY,VOGT, COOPER-DRESSER