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SAE-AISI 1070 Steel vs. C94400 Bronze

SAE-AISI 1070 steel belongs to the iron alloys classification, while C94400 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1070 steel and the bottom bar is C94400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 230
55
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 10 to 13
18
Poisson's Ratio 0.29
0.35
Shear Modulus, GPa 72
37
Tensile Strength: Ultimate (UTS), MPa 640 to 760
220
Tensile Strength: Yield (Proof), MPa 420 to 560
110

Thermal Properties

Latent Heat of Fusion, J/g 250
180
Maximum Temperature: Mechanical, °C 400
150
Melting Completion (Liquidus), °C 1460
940
Melting Onset (Solidus), °C 1420
790
Specific Heat Capacity, J/kg-K 470
350
Thermal Conductivity, W/m-K 50
52
Thermal Expansion, µm/m-K 12
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
10
Electrical Conductivity: Equal Weight (Specific), % IACS 12
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
32
Density, g/cm3 7.8
9.1
Embodied Carbon, kg CO2/kg material 1.4
3.4
Embodied Energy, MJ/kg 19
54
Embodied Water, L/kg 46
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59 to 86
33
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 850
60
Stiffness to Weight: Axial, points 13
6.1
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 23 to 27
6.8
Strength to Weight: Bending, points 21 to 24
9.0
Thermal Diffusivity, mm2/s 14
17
Thermal Shock Resistance, points 21 to 25
8.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.65 to 0.75
0
Copper (Cu), % 0
76.1 to 84
Iron (Fe), % 98.3 to 98.8
0 to 0.15
Lead (Pb), % 0
9.0 to 12
Manganese (Mn), % 0.6 to 0.9
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0 to 0.050
0 to 0.080
Tin (Sn), % 0
7.0 to 9.0
Zinc (Zn), % 0
0 to 0.8