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SAE-AISI M44 Steel vs. C94700 Bronze

SAE-AISI M44 steel belongs to the iron alloys classification, while C94700 bronze belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M44 steel and the bottom bar is C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 78
43
Tensile Strength: Ultimate (UTS), MPa 870 to 2290
350 to 590

Thermal Properties

Latent Heat of Fusion, J/g 270
200
Melting Completion (Liquidus), °C 1590
1030
Melting Onset (Solidus), °C 1540
900
Specific Heat Capacity, J/kg-K 440
380
Thermal Conductivity, W/m-K 14
54
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 43
34
Density, g/cm3 8.4
8.8
Embodied Carbon, kg CO2/kg material 9.9
3.5
Embodied Energy, MJ/kg 150
56
Embodied Water, L/kg 170
350

Common Calculations

Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 28 to 75
11 to 19
Strength to Weight: Bending, points 24 to 46
13 to 18
Thermal Diffusivity, mm2/s 3.7
16
Thermal Shock Resistance, points 27 to 70
12 to 21

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.15
Carbon (C), % 1.1 to 1.2
0
Chromium (Cr), % 4.0 to 4.8
0
Cobalt (Co), % 11 to 12.3
0
Copper (Cu), % 0 to 0.25
85 to 90
Iron (Fe), % 65.3 to 70.6
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0.2 to 0.4
0 to 0.2
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 0 to 0.3
4.5 to 6.0
Phosphorus (P), % 0 to 0.030
0 to 0.050
Silicon (Si), % 0.3 to 0.55
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
4.5 to 6.0
Tungsten (W), % 5.0 to 5.8
0
Vanadium (V), % 1.9 to 2.2
0
Zinc (Zn), % 0
1.0 to 2.5
Residuals, % 0
0 to 1.3