HG/T 20592  法兰 WN 450-100 RF6RF600 rf sc806

WN450-100RF6RF600 rf sc806

bl150-2500 rfF�F400-

PL 65(B)-16 RF0EL=80Sf50-

pl25(a)-16 rf/data/

47023 fm 1300-4.0/

3 FM 1300-2.5�†â0A�amp�f

pl80(b)-10rfb1=90.5n=4b=h80 &ampampampampam

WN80-40 RF S=12

47022 C-FM1000-1.6rf RF650l45

bl40(B)-