ASTM F1807-15 Standard Specification for Metal Insert Fittings Utilizing a Copper Crimp Ring for SDR9 Cross-linked Polyethylene (PEX) Tubing and SDR9 Polyethylene of Raised Tem[attach]73688[/attach]perature (PE-RT) Tubing 作者: admin 时间: 2015-6-15 11:27:22