AISI 650

USA ASTM ASTM A458 AISI 650 Specification for Hot-Worked, Hot-Cold-Worked, and Cold-Worked Alloy Steel Bars for High Strength at Elevated Temperatures and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Category Class Grade Standard Country Application
Steel GradesSpecialsteel AISI 650 ASTM USA Specification for Hot-Worked, Hot-Cold-Worked, and Cold-Worked Alloy Steel Bars for High Strength at Elevated Temperatures
Datasheet for:Steel Grades:Specialsteel:AISI 650

Chemical composition(mass fraction)(wt.%) of the AISI 650

Elements Min.(≥) Max.(≤)
C - 0.12
Si 0.50 1.00
Mn 1.00 2.00
P - 0.02
S - 0.01
Cr 15.00 17.00
Ni 24.00 27.00
Mo 5.50 7.00
Cu - 0.30
Ti - 0.20
W - 0.20
N 0.10 0.20
Fe - -

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade AISI 650

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)
816 (≥) 754 (≥) 22 44 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 213
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
24 - -     0.23 -  
318 247 - 12.3 312   -  
899 - 31 13.2   341 344
Heat treated : 1128°C - 1256°C
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
AISI 650 ASTM USA
Specification for Hot-Worked, Hot-Cold-Worked, and Cold-Worked Alloy Steel Bars for High Strength at Elevated Temperatures
Relevant standard
Standard No. Description Download
ASTM A458 Specification for Hot-Worked, Hot-Cold-Worked, and Cold-Worked Alloy Steel Bars for High Strength at Elevated Temperatures
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ASTM A458, AISI 650 can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
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