HG/T 20592  法兰 PL 150-6 RF-16 RF5 RJrfSHรฏล� RF80s0-10@SF-R9eJ-R9RF Sch40S S=3.910-0.6300 RF

pl150-6rf-16 RF5 RJrfSHรฏล� RF80s0-10@SF-R9eJ-R9RF Sch40S S=3.910-0.6300 RF

WN 80-600RJ Sch80SS=8mmM06am

PL 150-16 RF D/06FRFr0-j)-

SO450(A)-16 RF&ampย00 R

WN15-300RF SCH16/

WN 15(B)-40 M S=3.7

WN 50-900 RJ S=SCH1

SO 700-300 RF4202n=4

WN