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EN 1.0031 Steel vs. C99700 Brass

EN 1.0031 steel belongs to the iron alloys classification, while C99700 brass belongs to the copper alloys. There are 26 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 EN 1.0031 steel and the bottom bar is C99700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 28
25
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
46
Tensile Strength: Ultimate (UTS), MPa 310
380
Tensile Strength: Yield (Proof), MPa 210
170

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 400
160
Melting Completion (Liquidus), °C 1470
900
Melting Onset (Solidus), °C 1420
880
Specific Heat Capacity, J/kg-K 470
410
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
25
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.4
3.3
Embodied Energy, MJ/kg 18
53
Embodied Water, L/kg 45
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
78
Resilience: Unit (Modulus of Resilience), kJ/m3 120
120
Stiffness to Weight: Axial, points 13
8.3
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 11
13
Strength to Weight: Bending, points 13
14
Thermal Shock Resistance, points 9.8
11

Alloy Composition

Aluminum (Al), % 0
0.5 to 3.0
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
54 to 65.5
Iron (Fe), % 98.8 to 100
0 to 1.0
Lead (Pb), % 0
0 to 2.0
Manganese (Mn), % 0 to 0.7
11 to 15
Nickel (Ni), % 0
4.0 to 6.0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.35
0
Sulfur (S), % 0 to 0.045
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
19 to 25
Residuals, % 0
0 to 0.3