NB/T 47065.1  支座 A 3676

2 A3676

wn25(a)-40RFS=6F

WN100(B)-40 RF S=7.14.=210 L30/s

wn250-25 rjFh40-o½@RF@4 Rch44060fF Sch40ï06

wn350(b)-40 fm s=90 k=840 n=24 c

wn80b-16m f/G=71.6.6SCH40sch

wn600-150rf-schBI210 K=1601005 D3=94.RFF1

3 B5461

JWN 25×50-150 RF Sch40S B=2

WN 60