NB/T 47065.1  支座 BⅠ 74118

BI 74118

20615so100-150rfRF0FSch816RF-04

BL32-25 FM5-

WN150-300RFA.0 Rh80SGch40s0FH80 b= BT=5

47065.3 B6273 RF H=250 b=3265R60FF Sch80FF

PL 250(B)-10 FF6RF4孔0- RFH)

3 B6243

47065.3 B4164

SO 20"-150 RFSch80SF Sch10SRc0FFpap�0.5 RJ-RF�pampa