HG/T 20592  法兰 PL 40-10 RF f1=3 n=4 a241F0h2 RJB=3R=122

pl40-10 rf f1=3 n=4 a241F0h2 RJB=3R=122

WN 400(B)-25 RF..21

WN 400(B)-40FMR16050

WN 400-16 FM S=10

WN 400(B)-63 FM)-16rFM S=5.085

WN 400-900 RF Sch30F-0/RF

WN 450-150 RF S=161.0/

WN 50(A)-40RF S=40145 SO30/6

WN 50(B)-16 RF as=1/

WN 50(B)-63 RForum.ht