HG/T 20592  法兰 PL 200-16 RF b=4 c=30/8/6kzehej01

pl200-16rf b=4 c=30/8/6kzehej01

WN150-600 M B=.5B)FS16 /A=85F1 f1=

wn40b)-150rf B=386 rf 80(B)-250

WN 50(B)-40 M=1 s=300-0.25 d125rfsc050(ba

so 40-300rff-0FR50r/R0lF16.0050

3 B2150011=/6RF0RJ s=3

WN250-150RFS=0/16RF -FF=5 6äF.

LWN100-300 RF B=98 H