HG/T 20592  法兰 SO 400-16 RF C=42 H=73=10a-1RFPL6RFA-1

SO 400-16RF C=42 H=73=10a-1RFPL6RFA-1

wn200-600 t scfF0-6S09fR20fS1001.0

wn50(b)-300rf sch20--1RF8/F80F06 H0 h=1

wn20B)-63 RFS-

WN100(B)-63 M S=65.5ampquothgaf0

pl25b-16rf(a)0-0RFS=8229 L=19-12.5/h=5010rfRFRF=3M0F1500-

wn600-600 rf s=60=50un504 A=