NB/T 47065.1  支座 A 420005 Sch10 RF0A@40@S5 RJrvlet/F sF08F FF

A420005 Sch10 RF0A@40@S5 RJrvlet/F sF08F FF

WN 80(B)-25 RF S=5

WN50-300RFSc150@4 Rch445A15h40S.@RFSp&@t.5

WN 25-300 RF

LWN 20-150 RF

WN 4"-150 RF Sch40S

WN65(b)-16RFG/T2/Cf6�S@RF@

WN 2"-150 RF Sch40S

2 A1

DN40-PN10 BL RF Ⅱ6@ RJ250FBB5 R