zt008n1 发表于 2015-5-26 12:28:47

BS 3505-1986

BS 3505-1986 Specification for unplasticized polyvinyl chloride (PVC-U) pressure pipes for cold potable water

admin 发表于 2015-5-27 15:40:51

谢谢您的分享,金币已奖励!

Kobelinn 发表于 2018-6-26 11:57:20

正需要,谢谢了!!!!!!!:)
页: [1]
查看完整版本: BS 3505-1986