NB/T 47065.1  支座 A 1417

4 A1417

wn32(b)-160 RF s=5.5Ss/

SO48-16RF51=��

BI 72491

WN 50-150 RF3897

47023RF700-1.0/77-1050-1Hpl150(b)

WN80(B)-16 RF2157vbRF�@RF@4 Rch44060f0RFSB=4u0 Rsch8 RF

DN100-Class150 WN RF SchFF2=1165 RF S=4

WN 300(B)-16 RF S=928

BⅡ 193872pampam4/