NB/T 47065.1  支座 BⅠ 8753

BI 8753

PL120-6RF1a Rl5-8015025 δs=693Jj@5c2@

BII 24868

47065.3 B3885

BI 8322

lWN 18"-300 RF

LWN 25-150 RF H=2593

PL12-16RFrf2m RF-4-RFBFSF00ebfc4e

WN 100-150 RF S=3

bi 1363@WN� Sch7.5 RJ�Bh250 RF Sch40 H=23292F=8-4.0cch40RF25FM RF50 RFm6h8