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ACI-ASTM CN7MS Steel vs. C94500 Bronze

ACI-ASTM CN7MS steel belongs to the iron alloys classification, while C94500 bronze belongs to the copper alloys. There are 27 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 CN7MS steel and the bottom bar is C94500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
50
Elastic (Young's, Tensile) Modulus, GPa 200
92
Elongation at Break, % 39
12
Poisson's Ratio 0.28
0.36
Shear Modulus, GPa 77
34
Tensile Strength: Ultimate (UTS), MPa 540
170
Tensile Strength: Yield (Proof), MPa 230
83

Thermal Properties

Latent Heat of Fusion, J/g 340
160
Maximum Temperature: Mechanical, °C 1040
130
Melting Completion (Liquidus), °C 1400
940
Melting Onset (Solidus), °C 1350
800
Specific Heat Capacity, J/kg-K 480
330
Thermal Conductivity, W/m-K 12
52
Thermal Expansion, µm/m-K 16
20

Otherwise Unclassified Properties

Base Metal Price, % relative 28
30
Density, g/cm3 7.9
9.3
Embodied Carbon, kg CO2/kg material 5.1
3.2
Embodied Energy, MJ/kg 71
51
Embodied Water, L/kg 180
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
17
Resilience: Unit (Modulus of Resilience), kJ/m3 140
37
Stiffness to Weight: Axial, points 14
5.5
Stiffness to Weight: Bending, points 25
16
Strength to Weight: Axial, points 19
5.2
Strength to Weight: Bending, points 19
7.4
Thermal Diffusivity, mm2/s 3.2
17
Thermal Shock Resistance, points 13
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 1.5 to 2.0
66.7 to 78
Iron (Fe), % 45.4 to 53.5
0 to 0.15
Lead (Pb), % 0
16 to 22
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 22 to 25
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 2.5 to 3.5
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
6.0 to 8.0
Zinc (Zn), % 0
0 to 1.2