标题: DIN 30670-2012 钢管和管接头的聚乙烯涂层 要求和试验 [打印本页] 作者: liuxilin1215 时间: 2013-12-18 07:00:27 标题: DIN 30670-2012 钢管和管接头的聚乙烯涂层 要求和试验
DIN 30670-2012 Polyethylene coatings on steel pipes and fittings – Requirements and testing,
English translation of DIN 30670:2012-04
钢管和管接头的聚乙烯涂层 要求和试验