HG/T 20592  法兰 PL 15-40 T-

pl15-40t-

WN100-16RF1 rf0-15.5r0

PL 15(B)-16 RF2=3/4

1 RF 800-0.6 δs=10.5 C=24.2-

wn20-40 rf s5BF0-6(B)-ch40/LJS00=F HH

1 RF 350-1.0 δs=4 WRF4CH

WN200(B)-63 RJ40s hgfFMlwn-

PL80B-16RF f1=37.2H805dat-6ampampFRF B b==FM1000-

SO 32-16RF25/700-2.5F

c