| 1. | Unplasticized polyvinyl chloride pipe for water supply 给水用硬聚氯乙烯pvc - u管材 |
| 2. | Unplastisized polyvinyl chloride pipes for drainage in buildings 建筑排水用硬聚氯乙烯管材 |
| 3. | Plastic pipes in coal mining part 2 : polyvinyl chloride pipes 煤矿井下用塑料管材.第2部分:聚氯乙烯管材 |
| 4. | Pvc - c buried chlorinated polyvinyl chloride pipes for high - tension power cable 埋地式高压电力电缆用氯化聚氯乙烯 |
| 5. | Unplasticized polyvinyl chloride pipes for buried drainage and sewerage systems 埋地排污废水用硬聚氯乙烯pvc - u管材 |
| 6. | Unplasticized polyvinyl chloride pipes - general quality requirements and testing 未增塑聚氯乙烯管.一般质量要求和试验 |
| 7. | Pvc - u thin wall unplasticized polyvinyl chloride pipes for low - pressure conveyance in irrigation 低压输水灌溉用薄壁硬聚氯乙烯 |
| 8. | Unplasticized polyvinyl chloride pipes with a cellular core for drainage and sewerage systems 排水用芯层发泡硬聚氯乙烯pvc - u管材 |
| 9. | Test method of corrosion on the unplasticized polyvinyl chloride pipes for chemical industry 化工用硬聚氯乙烯管材的腐蚀度试验方法 |
| 10. | Plastics . unplasticized polyvinyl chloride pipes for underground communication lines . specifications 塑料制品.地下通信线路用非增塑聚氯乙烯管件.规范 |