Z41H-64型闸阀
设计与制造 Design and manufacture |
GB/T12234 |
|
连接端尺寸 |
结构长度 Face to face |
GB/T12221 |
法兰尺寸 End flanged |
JB/T79 |
|
检验与试验 Inspection and test |
JB/T9092 |
|
材 料 |
碳钢 Carbon steel |
GB/T12229 |
不锈钢 Stain less steel |
GB/T12230 |
|
标志 Symbol |
GB/T12220 |
|
供货 Supply |
JB/T7928 |