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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| SY/T 5337-2016 |
Technical requirements for gravel packing tools 砾石充填工具技术要求 |
China Oil & Gas Industry
Standards Technical requirements gravel |
 English PDF |
| JGJ 52-2006 |
Standard for technical requirements and test method of sand and crushed stone (or gravel) for ordinary concrete 普通混凝土用砂、石质量及检验方法标准 |
China JG - Building Industry
Standards Technical requirements gravel |
English PDF |
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