Vacuum Isolation Gate Valve
Detailed Product Description
Design and Manufacture GB12234
Face to face/End to end dimensions to GB12221
Pressure-Temp Rating GB9131 or JB/T74 or HG20604
Flange dimensions to JB/T74~90 or 9113 or HG20592~20635
Inspection and Test to JB/T9092 or GB13927
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