NB/T 47065.1  支座 BⅠ 21950S=7.62 H1=12Вё

BI 21950S=7.62 H1=12Вё

LWN600-900 RJ Sch405sFF B= 1700-RF0.60 BB=197f s=mpa48S40S

WN 150-150 RF Sch80

BL300(B)-16FM-1016RF S=

JSO 50×80(B)-16 RF

WN100(B)-25 RF S=5

wn150-150rf/scSch80801.6014350ch40/713.8

4703 fm800-4.09 SO100(B)-150(b)-1S

so40-16