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SAE-AISI M43 Steel vs. SAE-AISI H10 Steel

Both SAE-AISI M43 steel and SAE-AISI H10 steel are iron alloys. They have 81% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M43 steel and the bottom bar is SAE-AISI H10 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 77
74
Tensile Strength: Ultimate (UTS), MPa 810 to 2290
680 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1550
1470
Melting Onset (Solidus), °C 1500
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 19
38
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 33
6.5
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 8.5
3.4
Embodied Energy, MJ/kg 120
48
Embodied Water, L/kg 140
71

Common Calculations

PREN (Pitting Resistance) 35
12
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 27 to 77
24 to 72
Strength to Weight: Bending, points 24 to 47
22 to 46
Thermal Diffusivity, mm2/s 5.3
10
Thermal Shock Resistance, points 25 to 71
22 to 66

Alloy Composition

Carbon (C), % 1.2 to 1.3
0.35 to 0.45
Chromium (Cr), % 3.5 to 4.3
3.0 to 3.8
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 70.8 to 76
89.5 to 93.4
Manganese (Mn), % 0.2 to 0.4
0.25 to 0.7
Molybdenum (Mo), % 7.5 to 8.5
2.0 to 3.0
Nickel (Ni), % 0 to 0.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.15 to 0.65
0.8 to 1.2
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 2.3 to 3.0
0
Vanadium (V), % 1.5 to 1.8
0.25 to 0.75

Comparable Variants