HG/T 20592  法兰 IF 250-63 RF

IF250-63RF

PL50B-16rf60ch80FM Sc�12

BL80-600rff6вАФ–Я–

PL 15(B)-16 RF d=2δ0=19=RF440R92S0/05

1 RF 800-1.06 RFRF1=10-90EL10RFFr-14A1Â

WN 350(B)-16 M/=12.5��HG20592-20/25 RF

SO 600-150 RF/6Lu

WN100(B)-160 RF s=5*=52rf sRF10-1.6CH-16h405