GB/T 20221-2006

Unplasticized poly(vinyl chloride)(PVC-U)pipes for non-pressure buried drainage and sewerage systems

NORMA vydaná dňa 10.3.2006

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The information about the standard:

Designation standards: GB/T 20221-2006
Note: NEPLATNÁ
Publication date standards: 10.3.2006
Country: Chinese technical standard
Kategória: Technické normy GB