RWD-15-202509013(公用工程运行部PE给水管及管件)紧急计划中国石化长城能源化工(宁夏)有限公司PE给水管\等径直接 电熔承口 dn110 PN1.6/S5 GB/T13663.3PE给水管\45°弯头 热熔 dn250 PN16/S5 GB/T13663.3PE给水管\活套法兰 热熔 dn160 PN16/GB/T13663.3PE给水管\活套法兰 电熔 dn250 PN1.6/S5 GB/T13663.3PE给水管\45°弯头 热熔 dn160 PN16/S5 GB/T13663.3PE给水管\热熔对接/dn110 PN1.6 S5 GB/T13663.2PE给水管\同心大小头 电熔 dn150 ×100 PN1.6/GB/T13663.2 PE100PE给水管\同心大小头 热熔 dn250 ×110 PN1.6/GB/T13663.3PE给水管\管帽 电熔 dn110 PN1.6/S5 GB/T13663.3PE给水管\90°弯头 电熔 dn110 PN1.6/S5 GB/T13663.3
2025-09-30