NB/T 47065.1  支座 A 1558

2 A1558

WN20(B)-16RF S=2

WN250-150 RF Sch40@Fd.5606@40H4l Sc0

4 B4.8 B=F0- h

WN200()-150RF 2/RF8РЈВ�

WN200B-63Grf-@Sch4i@)-16 RF SҖ5R15h400=12166

法兰PL900-2.5RFA=89 B=/-16 rf bb51150

470223 m900-1.

WN32(a)-16RFff3/0 RF Sch40S.@RF.501

1 RF