NB/T 47065.1  支座 BⅠ 75176

BI 75176

TPB-30 RF Sc

PL 350(B)-6 FF b

WN150-100M10h4020g25/-105@A1

WN 15(B)-16 RF66R-1

WN 2550(B)-63 RF671a5

WN 300(B)-16 RF S=3382

WN150-150RF SCH40/6

WN 4"-150 RF Sch5532

WN-250-16 RF S=8=775 K=686 n=24 L=36.0FhTH0-2.5/forum.htm0 rf sch80sh6