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EN 1.5681 Steel vs. C66900 Brass

EN 1.5681 steel belongs to the iron alloys classification, while C66900 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.5681 steel and the bottom bar is C66900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 20
1.1 to 26
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
45
Tensile Strength: Ultimate (UTS), MPa 630
460 to 770
Tensile Strength: Yield (Proof), MPa 430
330 to 760

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 420
150
Melting Completion (Liquidus), °C 1460
860
Melting Onset (Solidus), °C 1420
850
Specific Heat Capacity, J/kg-K 470
400
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
3.8

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
23
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 1.9
2.8
Embodied Energy, MJ/kg 25
46
Embodied Water, L/kg 55
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
4.6 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 490
460 to 2450
Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 22
15 to 26
Strength to Weight: Bending, points 21
16 to 23
Thermal Shock Resistance, points 19
14 to 23

Alloy Composition

Carbon (C), % 0.060 to 0.12
0
Copper (Cu), % 0
62.5 to 64.5
Iron (Fe), % 92.9 to 94.9
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.5 to 0.8
11.5 to 12.5
Nickel (Ni), % 4.5 to 5.5
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0
22.5 to 26
Residuals, % 0
0 to 0.2