气动对夹式蝶阀 HVD6714>-<6.0、10>
PNEUMATIC WAFER TYPE BUTTERFLY VALVE
| 技术范围 Technical specification 设计依据
Design reference | GB标准 | 设计标准
Design standrd | GB12238 | 结构长度
Face To face | 对夹连接
Wafer connecting | GB12221 | 对夹法兰尺寸
Wafer Flange Size | GB12221 | 试验和检验
Test＆inspection | JB/T9002 | 注：系列蝶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 butterfly valve
serles can be designed and manufactured as perusers'requirements. 
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