法兰 PL 250-10 RF b=1/

WN15-1500 RJ Sch80/H193Sb=/0040g/tf50

PL250(a)-10 RF b=1/

WN50(A)-10 FF

PL 50(B)-10 RFRF6 RF b=4-0.6F0 RFS 90EL6

WN 65-150 RF SCH40S

PL100(B)-40 RF00 RF Sch40h80S)-16 RFF00(B)-1/

LWN 50-900 RJ

WN20-300M Sch8047023m.htmlS=6@470234

WN150-300 RF HG/T206