MakeItFrom.com
Menu (ESC)

C31400 Bronze vs. ACI-ASTM CN7MS Steel

C31400 bronze belongs to the copper alloys classification, while ACI-ASTM CN7MS steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C31400 bronze and the bottom bar is ACI-ASTM CN7MS steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 6.8 to 29
39
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
77
Tensile Strength: Ultimate (UTS), MPa 270 to 420
540
Tensile Strength: Yield (Proof), MPa 78 to 310
230

Thermal Properties

Latent Heat of Fusion, J/g 200
340
Maximum Temperature: Mechanical, °C 180
1040
Melting Completion (Liquidus), °C 1040
1400
Melting Onset (Solidus), °C 1010
1350
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 180
12
Thermal Expansion, µm/m-K 18
16

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 2.6
5.1
Embodied Energy, MJ/kg 42
71
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
170
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
140
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.7 to 13
19
Strength to Weight: Bending, points 11 to 14
19
Thermal Diffusivity, mm2/s 54
3.2
Thermal Shock Resistance, points 9.6 to 15
13

Alloy Composition

Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 87.5 to 90.5
1.5 to 2.0
Iron (Fe), % 0 to 0.1
45.4 to 53.5
Lead (Pb), % 1.3 to 2.5
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 0 to 0.7
22 to 25
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
2.5 to 3.5
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 5.8 to 11.2
0
Residuals, % 0 to 0.4
0