60Cr-40Ni Alloy vs. ASTM A229 Spring Steel

60Cr-40Ni alloy belongs to the otherwise unclassified metals classification, while ASTM A229 spring steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is 60Cr-40Ni alloy and the bottom bar is ASTM A229 spring steel.

60Cr-40Ni (R20600) Casting Alloy ASTM A229 Oil-Tempered Spring Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		220
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.25
Poisson's Ratio		0.29

Shear Modulus, GPa		87
Shear Modulus, GPa		72

Tensile Strength: Ultimate (UTS), MPa		870
Tensile Strength: Ultimate (UTS), MPa		1690 to 1890

Tensile Strength: Yield (Proof), MPa		660
Tensile Strength: Yield (Proof), MPa		1100 to 1230

Thermal Properties

Latent Heat of Fusion, J/g		370
Latent Heat of Fusion, J/g		250

Specific Heat Capacity, J/kg-K		490
Specific Heat Capacity, J/kg-K		470

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		49
Base Metal Price, % relative		1.8

Density, g/cm³		7.8
Density, g/cm³		7.8

Embodied Carbon, kg CO₂/kg material		7.4
Embodied Carbon, kg CO₂/kg material		1.4

Embodied Energy, MJ/kg		110
Embodied Energy, MJ/kg		19

Embodied Water, L/kg		380
Embodied Water, L/kg		46

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		1000
Resilience: Unit (Modulus of Resilience), kJ/m³		3260 to 4080

Stiffness to Weight: Axial, points		16
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		26
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		31
Strength to Weight: Axial, points		60 to 67

Strength to Weight: Bending, points		26
Strength to Weight: Bending, points		40 to 43

Thermal Shock Resistance, points		18
Thermal Shock Resistance, points		54 to 60

Alloy Composition

Aluminum (Al), %		0 to 0.25
Aluminum (Al), %		0

Carbon (C), %		0 to 0.1
Carbon (C), %		0.55 to 0.85

Chromium (Cr), %		58 to 62
Chromium (Cr), %		0

Iron (Fe), %		0 to 1.0
Iron (Fe), %		97.5 to 99

Manganese (Mn), %		0 to 0.3
Manganese (Mn), %		0.3 to 1.2

Nickel (Ni), %		34.5 to 42
Nickel (Ni), %		0

Nitrogen (N), %		0 to 0.3
Nitrogen (N), %		0

Phosphorus (P), %		0 to 0.020
Phosphorus (P), %		0 to 0.040

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0.15 to 0.35

Sulfur (S), %		0 to 0.020
Sulfur (S), %		0 to 0.050

Titanium (Ti), %		0 to 0.5
Titanium (Ti), %		0