HG/T 20592  法兰 SO 250-160 RF

SO250-160RF

BL 2"-2500 RJ

PL25-40 M

SO 300(B)-6 RF

PL50-16RF

pl20-10 rf=22=41.6 H=101R=.1 WN

WN20(B)-16 RF S=3125 p348 H=1h8-RF/)-16 rfS

WN 4"-300 RF Sch10S S=4.78

BL400-10fm

WN 80-300 RFMSch10S-16 RF RF Sch40S;-150 RF��، S=7/41An350-60000