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| International Standard Category: Cement. Gypsum. Lime. Mortar |
GB/T 10238-2015 Oil well cement
油井水泥 ;
| Category No.: | 91.100.10 | Valid Status: | superseded |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2015-09-11 |
| Implemented Date: | 2016-8-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 10238-2015/XG1-2017 Oil well cement, includes Amendment 1 |
Superseded Date: | 2017-11-1 |
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