JIS B2220  法兰 BL FF 10K 300A p

BL FF 10K 300Ap

WN 15(B)-16 FM

SO 250-16 RF

PL400(B)-16 RF

WN 500-150 RF S=91

WN 250-900 GF=451=a)-10rfn40(RJ

HG/T20592 SO 80(B)-16 RF20116.50

WN 200-300 RF S=8

WN 200-150 RF Sch40S

bii 5181�0=206FSch400 RF5/85-172j sch40 h=348)-16 RFF80-K 700A RF.0