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SAE-AISI M7 Steel vs. CC212E Bronze

SAE-AISI M7 steel belongs to the iron alloys classification, while CC212E bronze belongs to the copper alloys. There are 19 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 M7 steel and the bottom bar is CC212E bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
130
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 77
47
Tensile Strength: Ultimate (UTS), MPa 760 to 2210
710

Thermal Properties

Latent Heat of Fusion, J/g 270
230
Melting Completion (Liquidus), °C 1560
1080
Melting Onset (Solidus), °C 1510
1020
Specific Heat Capacity, J/kg-K 450
440
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Base Metal Price, % relative 18
27
Density, g/cm3 8.1
8.2
Embodied Carbon, kg CO2/kg material 8.9
3.4
Embodied Energy, MJ/kg 130
55
Embodied Water, L/kg 100
370

Common Calculations

Stiffness to Weight: Axial, points 14
8.5
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 26 to 76
24
Strength to Weight: Bending, points 23 to 47
21
Thermal Shock Resistance, points 24 to 69
22

Alloy Composition

Aluminum (Al), % 0
7.0 to 9.0
Carbon (C), % 1.0 to 1.1
0
Chromium (Cr), % 3.5 to 4.0
0
Copper (Cu), % 0 to 0.25
68 to 77
Iron (Fe), % 79.8 to 83.8
2.0 to 4.0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0.15 to 0.4
8.0 to 15
Molybdenum (Mo), % 8.2 to 9.2
0
Nickel (Ni), % 0 to 0.3
1.5 to 4.5
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.55
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.5
Tungsten (W), % 1.4 to 2.1
0
Vanadium (V), % 1.8 to 2.3
0
Zinc (Zn), % 0
0 to 1.0