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SAE-AISI 1137 Steel vs. C90300 Bronze

SAE-AISI 1137 steel belongs to the iron alloys classification, while C90300 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1137 steel and the bottom bar is C90300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 11 to 17
22
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
41
Tensile Strength: Ultimate (UTS), MPa 700 to 760
330
Tensile Strength: Yield (Proof), MPa 370 to 650
150

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 400
170
Melting Completion (Liquidus), °C 1460
1000
Melting Onset (Solidus), °C 1420
850
Specific Heat Capacity, J/kg-K 470
370
Thermal Conductivity, W/m-K 51
75
Thermal Expansion, µm/m-K 13
18

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
33
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 1.4
3.4
Embodied Energy, MJ/kg 19
56
Embodied Water, L/kg 48
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 100
59
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 1130
110
Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 25 to 27
11
Strength to Weight: Bending, points 22 to 24
12
Thermal Diffusivity, mm2/s 14
23
Thermal Shock Resistance, points 21 to 23
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0.32 to 0.39
0
Copper (Cu), % 0
86 to 89
Iron (Fe), % 97.8 to 98.3
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 1.4 to 1.7
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0.080 to 0.13
0 to 0.050
Tin (Sn), % 0
7.5 to 9.0
Zinc (Zn), % 0
3.0 to 5.0
Residuals, % 0
0 to 0.6