
Plastics piping systems--Elastomeric-sealing-ring-type socket joints of unplasticized poly(vinyl chloride)(PVC-U)for use with PVC-U pipes--Test method for leaktightness under negative pressure
NORMA vydaná dňa 15.3.2004
Designation standards: GB/T 19471.2-2004
Publication date standards: 15.3.2004
Country: Chinese technical standard
Kategória: Technické normy GB