DIN 8076-2008 热塑性材料制压力管道聚乙烯(PE)管用金属和塑料

liuxilin1215 发表于 2014-11-29 16:08:05

DIN 8076-2008 Pressure pipelines made from thermoplastics materials – Metal and plastics compression fittings for polyethylene (PE) pipes – General quality requirements and testing
热塑性材料制压力管道聚乙烯(PE)管用金属和塑料压缩配件通用质量要求和测试

admin 发表于 2014-11-30 13:41:52