HG/T 20592  法兰 WN 40(B)-100 RF S=3

WN 40(B)-100 RF S=3

PL600(B)-10 RF D=1/1S δ0=12 TSCh4 H1.6/RF

WN15(B)-300RFF/72-170 Sch405.5100-1.6=18h5 R

WN 300(B)-40 RF S=6

20615WN80(B)-16RF-

SW 80-150 RF

WN20-900 RF Sch160F C=158

SO 80-150 RF

SO 300-150 RF

SO5065-150RF.0/¦300 RMRF S=1Sδs=4S