法兰 WN 80-150 RF sch40 d=190 δ=12RF16RRFS

wn80-150 rf sch40 d=190 δ=12RF16RRFS

wn150(b)-10rfs=12/

SO 150-150 RFF Sch1600 RF RF Sch16

WN 450(B)-10 RF S=5

wn80-900rjsch160s/ n

WN 450-100 RF

WN 450-150 RF B=429

wn500-150 rf s=14.27 h1=7

pl400-10 ff/

PL20B-10RF

WN15(A)-63 RJf s=6 n=42F S=14