GB/T 29465  法兰 FF 300-0.25

5 FF 300-0.25

DN900-PN10 PL RF

3 M 1100-1.0 H=135 δ0=10

so150-16 RFS s200 hg/

3 FM 600-2.5 δ0=8

PL125B-16RF b=3 C=1

NB/T47023 M 300-1.0-1.051500 RJ sch

PL 150(B)-10 RFh80N

3 FM 500-2.5 δ0=8mpa-

wn10-40 t83/u00F6 RF BB=3910-2.N==730rf6/F2 RFch45 D0