HG/T 20592  法兰 WN 150-40 RF SRF6 rRF S=12.50 0/

WN150-40 RF SRF6 rRF S=12.50 0/

法兰WN25-150RF s=3.5

2 CRF 800-0.2520Оҙ1=8

WN 300(B)-16 RF S=10-150Ш

WN150(A)-100RFS=8

WN 80(B)-63 RF S=3fRFf s=

B WN 34"-300 RF B=Sch10S

PL200(B)-16FF

pl50B)-16 RF8-1-h8040O100fhRFor0086aRF00RJ@WN- H2

WN200-