NB/T 47065.1  支座 BⅠ 50058 R�ҖўР В�

HG=JB/T4712-1992 BI50058 R�ҖўР В�

bl 500(b)-16 m/

WN 300-100 RF S=S=12

WN50(B)-63RFSch40-6 rf10t16/5400(b);amp;amp;amp;am/

WN400-300 RF B=81055/

WN350-900 RF Sch40/

WN150(B)-63 RJ/

DN40-PN16 PL RF Ⅱ

WN 100(B)-160 RJ S=1 S=8 RF/

LWN40-150 R