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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 31946-2015 |
Steel plates for steel penstock in hydropower station 水电站压力钢管用钢板 |
China National Standards penstock |
 English PDF |
| GB 50766-2012 |
Code for manufacture installation and acceptance of steel penstocks in hydroelectric and hydraulic engineering 水电水利工程压力钢管制作安装及验收规范 |
China National Standards penstock |
English PDF |
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