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C43400 Brass vs. ASTM Grade LC3 Steel

C43400 brass belongs to the copper alloys classification, while ASTM grade LC3 steel belongs to the iron alloys. There are 28 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 C43400 brass and the bottom bar is ASTM grade LC3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 3.0 to 49
27
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 42
73
Tensile Strength: Ultimate (UTS), MPa 310 to 690
570
Tensile Strength: Yield (Proof), MPa 110 to 560
310

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 170
410
Melting Completion (Liquidus), °C 1020
1460
Melting Onset (Solidus), °C 990
1420
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 140
52
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 32
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 28
4.0
Density, g/cm3 8.6
7.9
Embodied Carbon, kg CO2/kg material 2.7
1.7
Embodied Energy, MJ/kg 44
23
Embodied Water, L/kg 320
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 57 to 1420
260
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 10 to 22
20
Strength to Weight: Bending, points 12 to 20
19
Thermal Diffusivity, mm2/s 41
14
Thermal Shock Resistance, points 11 to 24
17

Alloy Composition

Carbon (C), % 0
0 to 0.15
Copper (Cu), % 84 to 87
0
Iron (Fe), % 0 to 0.050
94.4 to 96.5
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.5 to 0.8
Nickel (Ni), % 0
3.0 to 4.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.045
Tin (Sn), % 0.4 to 1.0
0
Zinc (Zn), % 11.4 to 15.6
0
Residuals, % 0 to 0.5
0