GB/T 9124.1  法兰 DN800-PN6 WN RF Ⅰ S=10

DN800-PN6 WN RF S=10

WN 200(B)-16 RF S=6.3

WN80-150 RF Sch80S

A WN1000-150 RF B=912

WN 50(B)-100 RF S=3.55406R6

WN 200(B)-16 RF S=4.5

PL100(B)-16 RF RFRFF S=11h09╨�

wn300(B)-16RF-1.0-700H1F

Pl250(A)-10RF

LWN25-25 RF H=5008rRJp=40-25 M)-25 RF000O7