同心异径管 DN 80×40-Sch80RC

DN 80×40-Sch80 RC

bl600-16rf-b

DN 32×20-4 RE/

wn250-40t h=205S=11.2f7J50-111

so40b)-16rf150RFF.1

PL65()-16RFs=14Sch80ch806/5040 s=8F S=31.=80 k=150˜ž

bl500-10fmPL

BL 400-10 RF

wn 65-300 RF rf s=6)-16rf/A δ=5823

WN150-40FM6 RF/u00c3/u00/

PL100(A)