HG/T 20592  法兰盖 BL 32-40 G/25ch4M200

BL32-40G/25ch4M200

PL 150(B)-6 RF

DN32-PN16 WN RF Ⅱ S=4

SO 450-10 RF

SO20-40 RF

SO 100(B)-10 RF

SO 450(B)-10 RF

WN 500-600 RF S=18

bi 70050

WN 500-600 RF Sch4h10rfSCH6 2 RF/55-1�RF&ampampampwd b=0sR/g/RF-rfSCH6 2 RF/4-1/lwn15-25p206 B=52/60���