HG/T 20592  法兰 PL 400(B)-10 FM

pl400(b)-10fm

LWN 40-150RF

SW20-25GFcR04/

wn 40-150 RF sch40

WN 1/2"-2500 RJ Sch40S

BL 150-10 RFampampamp

WN 4"-600 RF S=5.55

wn80(b)-100m

WN 80(B)-25 RF S

WN 50(B)-16 RF SCH40ch80SRF Sot80S f1FRJ Sch160@PLrf@46 RFS=3.5quo/FRF@0 RF Sch40S00