GB/T 9124.1  法兰 DN65-PN100 PL RF Ⅱ f1=F Sch20rch80H80S90F55.5/data/src/public/common/qq.png

wn80(b)-16 ff d=1(B)-25RFFF C=1

wn25(b)-150 rf h1=7 a

PL15(B)-25 M0= h=16/180-305N=3

wn50-600 rjfRJ63r

WN 100(B)-16 RF A=1S=3.24h=440u0

wn250B-600RFo/

PL 80(B)-25 RFRF1000-3000-12-0.f0091007

WN100-10 RF 273*8/4/1T65-0F5m8.9b)-/L1=2515h1= n=2wp-c

A B