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C94700 Bronze vs. SAE-AISI M3 Class 1 Steel

C94700 bronze belongs to the copper alloys classification, while SAE-AISI M3 class 1 steel belongs to the iron 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 C94700 bronze and the bottom bar is SAE-AISI M3 class 1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 350 to 590
770 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 200
260
Melting Completion (Liquidus), °C 1030
1610
Melting Onset (Solidus), °C 900
1570
Specific Heat Capacity, J/kg-K 380
440
Thermal Conductivity, W/m-K 54
26
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 34
25
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 3.5
10
Embodied Energy, MJ/kg 56
150
Embodied Water, L/kg 350
100

Common Calculations

Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 11 to 19
26 to 72
Strength to Weight: Bending, points 13 to 18
22 to 44
Thermal Diffusivity, mm2/s 16
7.2
Thermal Shock Resistance, points 12 to 21
24 to 67

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.15
0
Carbon (C), % 0
1.0 to 1.1
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 85 to 90
0 to 0.25
Iron (Fe), % 0 to 0.25
76.9 to 82.9
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.2
0.15 to 0.4
Molybdenum (Mo), % 0
4.8 to 6.5
Nickel (Ni), % 4.5 to 6.0
0 to 0.3
Phosphorus (P), % 0 to 0.050
0 to 0.030
Silicon (Si), % 0 to 0.0050
0.2 to 0.45
Sulfur (S), % 0 to 0.050
0 to 0.030
Tin (Sn), % 4.5 to 6.0
0
Tungsten (W), % 0
5.0 to 6.8
Vanadium (V), % 0
2.3 to 2.8
Zinc (Zn), % 1.0 to 2.5
0
Residuals, % 0 to 1.3
0