永旺管道供应AWWA C207法兰环,标准供水系统用钢制法兰;永旺管道主要产品有弯头(ELBOW),三通(TEE),大小头/异径管(REDUCER)管帽(CAP),法兰(FLANGE),弯管(BEND),承插管件(Socket pipe fitting),无缝管(SMSL STEEL PIPE)管件标准;ASME B16.9,ASME B16.47,ASME B16.5,ASME B16.11,ASME B36.10M,MSS SP-75,MSS SP-97 GB/T12459 ,DIN2632,DIN2576,DIN2527,DIN2653,DIN256,HG20592~HG20605等美标,德标,俄标,日标标准.管件材质:A234 WPB,A234 WP1,A234 WP5,A234 WP11,A234 WP12,A234 WP22,A234 WP91,WB36,A420 WPL3,A420 WPL6,A350 LF2,A350 LF3,A105,A515 GR.60,A515 GR.70,A516 GR.60,A516 GR.70,MSS SP75 WPHY42/46/52/5