标准号:NFEN13476-2-2007
英文标准名称:Plasticspipingsystemsfornon-pressureundergrounddrainageandsewerage-Structured-wallpipingsystemsofunplasticizedpoly(vinylchloride)(PVC-U),polypropylene(PP)andpolyethylene(PE)-Part2:specificationsforpipesandfittingswithsmoo
国际标准分类号:23.040.20
83.140.30
93.030