HG/T 20592  法兰 PL 500-10 RF sch40D50-1

pl500-10 rf sch40D50-1

WN80-900G-16 RF/invokB)-16 RFRFf0/T2ch40ch20F0m20-

pl400(b)-10rf80

SO 65(B)-25RFF6FF-f l=10-1.6/forum

pl65-16 rf hg fm0rf0rfs0

so32(B)-16 fm HFS

BL15-150 RFfmRF0-

SO 250(B)-16 FM b=003 undefined=61 n=/130½�

so 40-300 fM2¬�