HG/T 20592  法兰 PL 15-10 RFB)-

pl15-10rfB)-

WN 15-150 RF Sch40

WN50(B)-40 RF

BL200-300 RF

SO 50(B)-16 RF

TPB-4-10-1

PL600-25RJh4010mntml04615056

PJ/RJ80(B)-10 RF

WN25(B)-63 M S=3.5

LWN 400-600 RJ120- S=3.5000 RJ RFM5150 LM.5 RJ-RFRSch80m0 rf0300 RFF3.5 RF S=440FnF S=0 RF Sch40S S=