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Unplasticized poly(vinyl chloride)(PVC-U)pipes for non-pressure buried drainage and sewerage systems
Translate name
STANDARD published on 10.3.2006
Designation standards: GB/T 20221-2006
Note: WITHDRAWN
Publication date standards: 10.3.2006
SKU: NS-1201361
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2026-04-30 (Number of items: 2 275 280)
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