NB/T 47065.1  支座 BⅡ 0398

BⅡ0398

BL 63-40 RF606 RF�

WN 300(B)-25 FM S=Rc

WN 50(B)-25 RF

BL 20-10 RJR

WN80-300 RF

WN 100(A)-25 RF S=6

BL50(B)-63M

WN 24"-300 RF Sch40

WN 500-300 RF444,hg10R SC/11ST0ta5 R RF150 RF2/48-109150 RF.6/55-1050 FF6.46 H/d=1S=6F/s0 rfRF410Ff5F.