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C21000 Brass vs. EN 1.7378 Steel

C21000 brass belongs to the copper alloys classification, while EN 1.7378 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C21000 brass and the bottom bar is EN 1.7378 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 2.9 to 50
17
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
74
Shear Strength, MPa 180 to 280
430
Tensile Strength: Ultimate (UTS), MPa 240 to 450
700
Tensile Strength: Yield (Proof), MPa 69 to 440
490

Thermal Properties

Latent Heat of Fusion, J/g 200
260
Maximum Temperature: Mechanical, °C 190
460
Melting Completion (Liquidus), °C 1070
1470
Melting Onset (Solidus), °C 1050
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 230
39
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 57
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 30
4.0
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.3
Embodied Energy, MJ/kg 42
33
Embodied Water, L/kg 310
61

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
110
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 830
630
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 7.4 to 14
25
Strength to Weight: Bending, points 9.6 to 15
22
Thermal Diffusivity, mm2/s 69
10
Thermal Shock Resistance, points 8.1 to 15
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0015 to 0.0070
Carbon (C), % 0
0.050 to 0.1
Chromium (Cr), % 0
2.2 to 2.6
Copper (Cu), % 94 to 96
0
Iron (Fe), % 0 to 0.050
94.6 to 96.1
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0.3 to 0.7
Molybdenum (Mo), % 0
0.9 to 1.1
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0.15 to 0.45
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
0.050 to 0.1
Vanadium (V), % 0
0.2 to 0.3
Zinc (Zn), % 3.7 to 6.0
0
Residuals, % 0 to 0.2
0