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ACI-ASTM CA15M Steel vs. C94700 Bronze

ACI-ASTM CA15M steel belongs to the iron alloys classification, while C94700 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA15M steel and the bottom bar is C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 20
7.9 to 32
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
43
Tensile Strength: Ultimate (UTS), MPa 690
350 to 590
Tensile Strength: Yield (Proof), MPa 510
160 to 400

Thermal Properties

Latent Heat of Fusion, J/g 270
200
Maximum Temperature: Mechanical, °C 760
190
Melting Completion (Liquidus), °C 1450
1030
Melting Onset (Solidus), °C 1410
900
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 27
54
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
12
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
12

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
34
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 2.1
3.5
Embodied Energy, MJ/kg 29
56
Embodied Water, L/kg 100
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
41 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 670
110 to 700
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25
11 to 19
Strength to Weight: Bending, points 22
13 to 18
Thermal Diffusivity, mm2/s 7.2
16
Thermal Shock Resistance, points 25
12 to 21

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.15
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 11.5 to 14
0
Copper (Cu), % 0
85 to 90
Iron (Fe), % 82.1 to 88.4
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0 to 1.0
0 to 0.2
Molybdenum (Mo), % 0.15 to 1.0
0
Nickel (Ni), % 0 to 1.0
4.5 to 6.0
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 0.65
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.050
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0
1.0 to 2.5
Residuals, % 0
0 to 1.3