In the following forms:


Buttweld Fitting

Round,Square,flat bars,rods


Flanges & Other kinds of forgings products


N08024,Alloy 20Mo4


Chemical Compostion:

Material Ni Cr Iron Mn Cu Si     max S    max Mo  P       max Cb+Ta
N08024 35.00-40.00 22.5-25.00 bal 1.00 0.030 0.5-1.5 0.50 0.035 3.5-5.0 0.035 0.15-0.35


Mechanical Properties:

Material Tensile Strength,Min PSI (MPa) Yield Strength (0.2% offset) Min(Mpa) Elongation in 2 in. or 50mm or 4D,Min.,%
N08024 80000 (550) 35000(240) 30


UNS N08024,Alloy 20Mo4 has outstanding corrosion resistance to chloride pitting and crevice corrosion with good resistance to sulfuric acid and various other acidic environments.


Applications include heat exchangers,chemical process equipments,and wet process phosphoric acid environments.