NB/T 47065.3  耳式支座 B9

3 B9011

BL 2"-300 RF

bi 7196

SO 100(B)-16 RF

WN200-300RF SCH40S

SP-541

WN 32(B)-25 FF Swn400-600rj&quo150 rT2

PL100(B)-16 RF2943

BII 28450

WN80-300 M B=77.6516 RF0-0.650 RFcRF0B8024600rj&40@4=48=1-25RF0uot;-600 RJ Sch40F40823RF3546 M- C100-ch402