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C68400 Brass vs. EN 1.7380 Steel

C68400 brass belongs to the copper alloys classification, while EN 1.7380 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C68400 brass and the bottom bar is EN 1.7380 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
160 to 170
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 18
19 to 20
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 41
74
Shear Strength, MPa 330
330 to 350
Tensile Strength: Ultimate (UTS), MPa 540
540 to 550
Tensile Strength: Yield (Proof), MPa 310
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Maximum Temperature: Mechanical, °C 130
460
Melting Completion (Liquidus), °C 840
1470
Melting Onset (Solidus), °C 820
1430
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 66
39
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 87
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 99
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 23
3.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.7
1.8
Embodied Energy, MJ/kg 47
23
Embodied Water, L/kg 320
59

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
87 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 460
230 to 280
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 19
19 to 20
Strength to Weight: Bending, points 19
19
Thermal Diffusivity, mm2/s 21
11
Thermal Shock Resistance, points 18
15 to 16

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Boron (B), % 0.0010 to 0.030
0
Carbon (C), % 0
0.080 to 0.14
Chromium (Cr), % 0
2.0 to 2.5
Copper (Cu), % 59 to 64
0 to 0.3
Iron (Fe), % 0 to 1.0
94.6 to 96.6
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0.2 to 1.5
0.4 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0 to 0.5
0
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0.030 to 0.3
0 to 0.020
Silicon (Si), % 1.5 to 2.5
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 28.6 to 39.3
0
Residuals, % 0 to 0.5
0