This standard specifies the product classification, materials, requirements, test methods, inspection rules, marking, packaging, transportation and storage of polypropylene silent drainage pipes and fittings. This standard is applicable to polypropylene silent drainage pipes and fittings for cold and hot drainage of buildings. It can also be used for industrial drainage pipes under the condition of considering the chemical resistance and temperature resistance of the material.
CJ/T 273-2008 history
2012CJ/T 273-2012 Sound-insulating polypropylene pipes and fittings for drainage
2008CJ/T 273-2008 Polypropylene sound insulating pipes and fittings for drainage