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ACI-ASTM CN7MS Steel vs. CC334G Bronze

ACI-ASTM CN7MS steel belongs to the iron alloys classification, while CC334G 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 CC334G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
210
Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 39
5.6
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
45
Tensile Strength: Ultimate (UTS), MPa 540
810
Tensile Strength: Yield (Proof), MPa 230
410

Thermal Properties

Latent Heat of Fusion, J/g 340
240
Maximum Temperature: Mechanical, °C 1040
240
Melting Completion (Liquidus), °C 1400
1080
Melting Onset (Solidus), °C 1350
1020
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 12
41
Thermal Expansion, µm/m-K 16
18

Otherwise Unclassified Properties

Base Metal Price, % relative 28
29
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 5.1
3.6
Embodied Energy, MJ/kg 71
59
Embodied Water, L/kg 180
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
38
Resilience: Unit (Modulus of Resilience), kJ/m3 140
710
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 19
28
Strength to Weight: Bending, points 19
24
Thermal Diffusivity, mm2/s 3.2
11
Thermal Shock Resistance, points 13
28

Alloy Composition

Aluminum (Al), % 0
10 to 12
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 1.5 to 2.0
72 to 84.5
Iron (Fe), % 45.4 to 53.5
3.0 to 7.0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.0
0 to 2.5
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 22 to 25
4.0 to 7.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 2.5 to 3.5
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
0 to 0.5