HG/T 20592  法兰 PL 100(B)-10 FFB0=M/)-00 R-/u00a4/public/data/src

y1610-4-c1127 hg/@wn100-150 rf sch40/94

PL20(A)-16 RF bmpa=6RFstaRFch6010f34/RF

wn300-150 rf sc0 RF S=6rf-114R

SP-2-2-12 RF b150RF S=20h40

WN25-160G25RF1.0S=170-150-10/

bl80-16rf=F rf a

WN 350-600 RF S=16.07=516(

PL200(B)-10RF b=1/00(b)-16rf/data

WN1