GB标准气动球阀 PUEUMATIC FIXED TYPE BALL VALVE OF GB STANDARD Q641<F、N、P>-PN16、25、40 技术范围 Technical specification
设计依据 Design reference
GB标准
设计标准 Design standrd
GB/12237
结构长度 Face To face
对夹连接 Wafer connecting
GB/12221
连接法兰尺寸 Connecting Flange Size
GB/9113、JB/T79
试验和检验 Test＆inspection
JB/T9002
注：系列球阀结构长度及连接法兰尺寸可根据用户要求设计制造。 Note:The structural length and connecting flange size of ball valve serles can be designed and manufactured as perusersrequirements.
