HG/T 20592  法兰 PL 80(B)-16 RF D=190 b=4

PL80(B)-16 RF D=190 b=4

SO 32-150 RF4.0100-m.

SO 450(B)-10 RF1500-=78

3 FM800-1.6-130-00-s430 C=60 f1=5 L=45 n=52 b=ch40 RF40-2.0010-M540-0-

bl125-300 rf¶GCADFRj=.6 t=11016 RF/6

wn50-300rfsch80h-(

wn 50(b)-63 m s=4.570-165��6 RFF.0F=210 d=340Tqu