NB/T 47065.1  支座 BⅡ 32004

BII32004

WN 50-300 RFfF-1.)

DN500/PN25/11B Sch40S

3 B1h40Rh

WN100-600RF HG/T206150/70

BL15-600FF/RF Sch

WN400(B)-600RF S/€¢C

WN 65-150 FF Sch40S40f5 RF

BL400 (B)-16RF0RF/

BL1800(B)-2.5 RF0S S=12S=20E1rf0RF S5-60h)-1150 RFFRFhrf.5=14r-16 F0RFmpampa