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SAE-AISI M10 Steel vs. ASTM A229 Spring Steel

Both SAE-AISI M10 steel and ASTM A229 spring steel are iron alloys. They have 85% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M10 steel and the bottom bar is ASTM A229 spring steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 76
72
Tensile Strength: Ultimate (UTS), MPa 740 to 2170
1690 to 1890

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1520
1450
Melting Onset (Solidus), °C 1470
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 31
50
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 14
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 8.3
1.4
Embodied Energy, MJ/kg 120
19
Embodied Water, L/kg 100
46

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26 to 76
60 to 67
Strength to Weight: Bending, points 23 to 47
40 to 43
Thermal Diffusivity, mm2/s 8.5
14
Thermal Shock Resistance, points 23 to 68
54 to 60

Alloy Composition

Carbon (C), % 0.84 to 1.1
0.55 to 0.85
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 82.3 to 85.6
97.5 to 99
Manganese (Mn), % 0.1 to 0.4
0.3 to 1.2
Molybdenum (Mo), % 7.8 to 8.5
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.45
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.050
Vanadium (V), % 1.8 to 2.2
0

Comparable Variants