NB/T 47065.1  支座 A 1642

4 A1642

WN200-300 RF Sch40022c/S=≥

PL250-16 FM/-408 BL20-16RF=8052-1

WN 100-150 RF S=8

PJ/SE 50(B)-40 RF Sch40S

SO 1/2"-300 RF

3 B7001

BL50-100RJ

WN 15(B)-25 RF S=5rf/u00 S=273

BI 6800RF S=370-100fm5RF1000-150F050150RFa=90.3CHÃh40s/.7H1=80-15