HG/T 20592  法兰 WN 600-16 RF FF1h401 SCH160f/data

wn600-16rf FF1h401 SCH160f/data

3 FM 500-4.0 δ0=10 δ=56

WN 150(B)-16 RF S=4 S=6ffCRF3s=4.2Hr0l450-6m605-

WN10(B)-10 G sc0408Ⅲch h-2

47023 rf900-2.5/8

PL32(B)-16RF b=3.1.63/50 RF

3 FF 1500-0.6

3 FM 500-4.0 δ0=10

WN 5"-150 RF S=XXS

so80-40fm