GB/T 29465  法兰 RF 2350-0.25/20δ0=6δ0=20500 -2.525RF300RF000-1

5 RF 2350-0.2520δ0=6δ0=20500 -2.525RF300RF000-1

SO 150-150 FFs00RF- C= H= L= n=0S TRfl S-16

WN300-300 RF Sch60 s=S=8RF15926 RFèžºä¸ ç”¨366)11

WN 250-63 FM18R/ S=4/5S540-1-16nF D=175 d=10=5R SDml

SO500B-10RFb=/ h=1000C=38 H=60RF1B)R

BL400