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EN 1.0031 Steel vs. C99750 Brass

EN 1.0031 steel belongs to the iron alloys classification, while C99750 brass 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 EN 1.0031 steel and the bottom bar is C99750 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 89
110 to 120
Elastic (Young's, Tensile) Modulus, GPa 190
130
Elongation at Break, % 28
20 to 30
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
48
Tensile Strength: Ultimate (UTS), MPa 310
450 to 520
Tensile Strength: Yield (Proof), MPa 210
220 to 280

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 400
160
Melting Completion (Liquidus), °C 1470
840
Melting Onset (Solidus), °C 1420
820
Specific Heat Capacity, J/kg-K 470
410
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
23
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.4
3.1
Embodied Energy, MJ/kg 18
51
Embodied Water, L/kg 45
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
87 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 120
190 to 300
Stiffness to Weight: Axial, points 13
8.6
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 11
15 to 18
Strength to Weight: Bending, points 13
16 to 18
Thermal Shock Resistance, points 9.8
13 to 15

Alloy Composition

Aluminum (Al), % 0
0.25 to 3.0
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
55 to 61
Iron (Fe), % 98.8 to 100
0 to 1.0
Lead (Pb), % 0
0.5 to 2.5
Manganese (Mn), % 0 to 0.7
17 to 23
Nickel (Ni), % 0
0 to 5.0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.35
0
Sulfur (S), % 0 to 0.045
0
Zinc (Zn), % 0
17 to 23
Residuals, % 0
0 to 0.3