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USA AMS AMS 5796, AMS 5759, HS 25 Superalloys Cobalt Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings, 52Co - 20Cr - 10Ni - 15W and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Superalloys: HS 25
Category Class Grade Standard Country Application
Steel GradesSuperalloys HS 25 AMS USA Cobalt Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings, 52Co - 20Cr - 10Ni - 15W

Chemical composition(mass fraction)(wt.%) of the HS 25

C P Mn S Si Cr Ni Co Fe W
0.05 -0.15 ≤0.40 1.00 -2.00 ≤0.03 ≤0.40 19.00 -21.00 9.00 -11.00 ≤Bal ≤3.0 14.00 -16.00

Mechanical Properties of steel grade HS 25

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
165 (≥) 419 (≥) 33 33 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade HS 25

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
43 - -     0.43 -  
724 694 - 33.3 223   -  
553 - 23 23.2   213 111

Heat Treatment of steel grade HS 25

Heat treated : 1612°C - 1582°C

Technological Curves of steel grade HS 25

Cross Reference Table (Equivalent Grade) of HS 25

Grade Standard Country Application
HS-25
R30605
UNS R30605
UNS R30605

Relevant standard of HS 25

AMS 5796 Cobalt Alloy, Corrosion and Heat-Resistant, Welding Wire, 52Co - 20Cr - 10Ni - 15W AMS-5796.pdf
AMS 5759 Cobalt Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings, 52Co - 20Cr - 10Ni - 15W AMS-5759.pdf

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