NB/T 47065.1  支座 BⅡ 12001900-4.04R-4.Sch60HB)-15

BII 12001900-4.04R-4.Sch60HB)-15

WN 2"-300 RF Sch80S Sch40SRJ0rfF����8FBะ01�FFRFam@F.5 R=74gcad

法兰WN50-600rJ(b=24B3100rf)}ï؟½ï؟½ï؟½أƒï؟½@4RF5 RJ-16210-350

wn15-40rj8M.ï؟½ï؟½7.5 RJ-R0 RF

WN20-150 RF S=3.91

bl30