NB/T 47065.1  支座 BⅡ 3861

BⅡ3861

WN 16"-300 fFch40FF/-155f-161B)-16 RFf c=1mm/rf.1=6 p RF52 Y=80 RF Sch1861/T 2061150 RF0 -2.5��-1J Sch40S)-16 RF S=

BI 5510

BII 24805

WN 4"-150 RF Sch4676

wn50(a)-300rj

47023 fm2000-4.0ЛЈР�

47065.3 B11403

BI 11393

WN200-40