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SAE-AISI M34 Steel vs. C94500 Bronze

SAE-AISI M34 steel belongs to the iron alloys classification, while C94500 bronze belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M34 steel and the bottom bar is C94500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
92
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 77
34
Tensile Strength: Ultimate (UTS), MPa 800 to 2170
170

Thermal Properties

Latent Heat of Fusion, J/g 270
160
Melting Completion (Liquidus), °C 1540
940
Melting Onset (Solidus), °C 1500
800
Specific Heat Capacity, J/kg-K 450
330
Thermal Conductivity, W/m-K 24
52
Thermal Expansion, µm/m-K 12
20

Otherwise Unclassified Properties

Base Metal Price, % relative 32
30
Density, g/cm3 8.2
9.3
Embodied Carbon, kg CO2/kg material 9.5
3.2
Embodied Energy, MJ/kg 140
51
Embodied Water, L/kg 150
380

Common Calculations

Stiffness to Weight: Axial, points 14
5.5
Stiffness to Weight: Bending, points 24
16
Strength to Weight: Axial, points 27 to 74
5.2
Strength to Weight: Bending, points 23 to 46
7.4
Thermal Diffusivity, mm2/s 6.7
17
Thermal Shock Resistance, points 25 to 67
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.85 to 0.92
0
Chromium (Cr), % 3.5 to 4.0
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
66.7 to 78
Iron (Fe), % 71.3 to 76.5
0 to 0.15
Lead (Pb), % 0
16 to 22
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 7.8 to 9.2
0
Nickel (Ni), % 0 to 0.3
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.050
Silicon (Si), % 0.2 to 0.45
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
6.0 to 8.0
Tungsten (W), % 1.4 to 2.1
0
Vanadium (V), % 1.9 to 2.3
0
Zinc (Zn), % 0
0 to 1.2