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ASTM A372 Grade L Steel vs. C68100 Brass

ASTM A372 grade L steel belongs to the iron alloys classification, while C68100 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A372 grade L steel and the bottom bar is C68100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 14
29
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 1160
380
Tensile Strength: Yield (Proof), MPa 1040
140

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 430
120
Melting Completion (Liquidus), °C 1460
890
Melting Onset (Solidus), °C 1420
870
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 44
98
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
24
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
27

Otherwise Unclassified Properties

Base Metal Price, % relative 3.5
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.7
2.8
Embodied Energy, MJ/kg 22
47
Embodied Water, L/kg 54
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
86
Resilience: Unit (Modulus of Resilience), kJ/m3 2890
94
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 41
13
Strength to Weight: Bending, points 31
15
Thermal Diffusivity, mm2/s 12
32
Thermal Shock Resistance, points 34
13

Alloy Composition


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Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0.38 to 0.43
0
Chromium (Cr), % 0.7 to 0.9
0
Copper (Cu), % 0
56 to 60
Iron (Fe), % 95.2 to 96.3
0.25 to 1.3
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.6 to 0.8
0.010 to 0.5
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 1.7 to 2.0
0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0.15 to 0.35
0.040 to 0.15
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0.75 to 1.1
Zinc (Zn), % 0
36.4 to 43
Residuals, % 0
0 to 0.5