
Pipes And Fittings Made Of Unplasticized Poly(vinyl Chloride) (pvc-u) For Water Supply - Specification
出版:International Organization for Standardization

专家解读视频
90 AMD 1 1992 [30/11/1992]1990 [15/09/1990]
BS 3505:1986 - Similar
DIN 19532 (1979-07) - Similar
BS 3505(1986) : 1986 - Similar to
DIN 19532 : 1979 - Similar to
DIN 19532 E : 1979 - Similar to