ASME B16.5  法兰 PJ/RJ 4"-150 RF Sch40œª=70 H=16

RJ4"-150 RF Sch40ϻ=70 H=16

so80-150rf b=61.5有4f´1=182d=4602.502

bl25(B)-100 RF2-2009s=450-200Sc/h2061615(B)-1amp

BL15-25RF S=3.ms=33040=12.5 &ampampampam

WN 300(A)-63 RF S=12�¢Ã�

WN50-300 RF=164

PL 100(B)-10 RF b=2 D=21

LWN1 1/2