法兰 FM 2700-2.5 Sch10S S=16 RF B=103RF1000-1.00 RF Sch40S

NB/T47023 FM2700-2.5 Sch10S S=16 RF B=103RF1000-1.00 RF Sch40S

lwn 40-150rfso20-300 rf

WN100-150 RF Sch20s6.5rffs=4.50.6/3=1200M

PL250(B)-40 RF B1=268 b=/60 T RF50-30

WN200-100rf-1.2- H

PL65(B)-16 RF B1=S=3-14540F0 r400-24

WN150-25FF/fmRF-1.6/f/@4702