NB/T 47065.1  支座 BⅡ 4233

bii 4233

wn200-150rf/€کأ

DN 80-Sch80 45EL/sf

BL600-10 RF

so300(b)-10 fm

BI600-F/S RFB)-16.6 H1.0/70-165RF SCH80=406 RFf s=1

WN 100(B)-100 RF S=6.020RFh1L

BL50B-25FM0=0/7

BII 31118

PL 125(B)-6 RF85)-16 RFs0FL15 wn400-60 s=5/300-150RF Sch394h=130(