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International Standard Category: Iron and steel pipes |
Category No.: | 23.040.10 | Valid Status: | abolished |
Issued Organization: | NDRC | Issued Date: | 2005-2-14 |
Implemented Date: | 2005-6-1 | Abolished Date: | 2021-02-01 |
Superseded Standard.: | DL/T 935-2020 Pipes and fittings of steel lined with plastics |
Superseded Date: | 2021-2-1 |
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