NB/T 47065.1  支座 A 216020=4-1956htm=640 RFâ»-RF/00

47065.2 A216020=4-1956htm=640 RFâ»-RF/00

DN2000-PN6 PL04051f

PL 80-10 RF D=170 f1=1 K=138 d=118 C=14 L=15.5

WN 600-600 RF Sch400

47023FM500-4.0δ=222.0F Sc50 r

BL50-40 M0�5

WN150B-25RFS=6pqu

WN250-300 RFsc/

wn50(b)-40 fm=34 H=18049 b=2.5f

WN25-30