NB/T 47065.1  支座 BⅡ 170030

BII170030

WN 300(B)-25 M so

so500b-10ff/400-600rj&a

WN 80-150 RF S=12 Sch40SR5

WN 20-300 RFF RFhg/0S=6/00-�▓пrf146h5 R60F.6005 K40

WN 3"-150 RF Sch4000 R

PL 150(B)-16 RFmpwd=&

2 RF 700-4.020

BL65-100 RF

so25-25t/RJ sch160 u0rf sch4S=5ุท