GB/T 29465  法兰 C-T 1200-0.25

5 CT 1200-0.25

NB/T47023 RF400-1.0

WN300-16 RF1rf

B WN 42"-75 RF

WN25-150 RF Sch10mp;ampampamp;

BL 25-300 RF

PL 65(B)-6 RF5 RJ0SM.56/56

LWN 100-900 RFam

BL16"-1500RF

SOP fF 10K 100A �RF FM90Mmp3 n=8)-16 RF S=Rc RF Sch10SF D=1180 K740ch4O0