NB/T 47065.1  支座 A 7098

2 A7098

PL50(B)-16 RF

wn50B-16m2/uf05FF/T9

DN 400-Sch80S 180ELL=18 f1=2 d=131=120s

2 A3749

BII 36418

SO 100(B)-16 RF08e/u007fmFMf

SO50-150 RF

PL 100(B)-25 RF-16RFRFrf-80 C-f90B=578RRF()2FM53815 b=4 d=3

3 B1933 b=0=3 sch40200-40 M0(B)-160 C=RF40S00R