GB/T 12459  弯头 DN 50×25-Ⅱ-690ELR�F H

DN 50×25-Ⅱ-6 90ELR�F H

BL 40-25 FM0- sï�c@R00a6�bFM0- sï�c@RF�t/admi1 FF1.60555M0RJRF

47023 M1800-4.0/196-310

PL125B-6RF RFf00.=1459

LWN 40-300 RF Sch160 H=2008letm

SO 15-300 RF

wn25(b)-10 rf s=

WN40(B)-100 RFS=4

SO 15-600 RF

WN25-300