HG/T 20592  法兰 WN 500-16 FMm60-150 RFF B=1030 A=1000 M2 A=5

WN 500-16 FMm60-150 RFF B=1030 A=1000 M2 A=5

ГҰВівҖўГҘвҖҰВ° wn32(b)-16rf s=2

WN80(A)-40 RF

3 FM 700-4.0pampaf°

WN 100-63 RFRF500-jfampwmpampquot

SO100(A)-150RF h

A WN32"-150 RF S=10

WN15-100 FMRF1д9110©S120

SO300A)-150RF

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