HG/T 20592  法兰 PL 80-6 FF0RC16

PL80-6 FF0RC16

SO 40-16 RF/u.550-16S=7 s d=480-1.4 RF=2-6r50

WN 80(B)-100 RF S=13

SO180-16RF81 B55.1

SO100-150 RF63rfM950-1.0M950mp40S RFÂ/00

SO 50(B)-16 RFF0/b=3c06g20615 wn4

SO 500-16 RF-=FF6p1f1R5 s=6

PJ/RJ 250(B)-16 RF-16 rf�

BII 29191

SO15B-1