HG/T 20592  法兰 PL 300(B)-10 RF0/80=100=60 D=1025 K 30m27 N=164 A=516 D=640 K=600 n=24 L=230-

PL 300(B)-10 RF0/80=100=60 D=1025 K 30m27 N=164 A=516 D=640 K=600 n=24 L=230-

bl350-10 tRF15-h8

WN80B-16RFrj400rj=f=200010555 Ly Sch40p.5ch40pl

PL15(B)-16 RF

WN 50(B)-63 T S=1

wn80a-16ffR-

SW40(b)-300RFt216 f

WN100-300 M Sch

WN 80(B)-40 M600rf b=5F

B