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| International Standard Category: Plastics pipes and fittings for non fluid use |
GB/T 19473.3-2004 Polybutylene(PB)piping systems for hot and cold water installations - Part 3: fittings
冷热水用聚丁烯（PB）管道系统 第3部分：管件;
| Category No.: | 83.140.30 | Valid Status: | superseded |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2004-3-15 |
| Implemented Date: | 2004-10-1 | Abolished Date: | 2021-06-01 |
| Superseded Standard.: | GB/T 19473.3-2020 Polybutene (PB) piping systems for hot and cold water installations—Part 3:Fittings |
Superseded Date: | 2021-6-1 |
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