JIS B2220  法兰 SOP FF 20K 40A rf5SDL0Sch80Sn=60-300 RF

SOP FF 20K 40Arf5SDL0Sch80Sn=60-300 RF

BL 250-16 RF/

HG/T20592+PL40-16RF

HP-2 S1=1-150/J SC05-

wn80-150rf,sch4054.110 S5650A2 R8

WN20(B)-300T0rf-000-0.6

WN 100-16RF

SOP RF 10K 50A

HP-2 РҝS=6RJ-1

BL 350-63 RF@ RF)-16 RFRF-Samp@� RF0-110 δF40CJC5/