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SAE-AISI H42 Steel vs. C37100 Brass

SAE-AISI H42 steel belongs to the iron alloys classification, while C37100 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H42 steel and the bottom bar is C37100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 700 to 1980
370 to 520

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Melting Completion (Liquidus), °C 1620
900
Melting Onset (Solidus), °C 1570
890
Specific Heat Capacity, J/kg-K 440
380
Thermal Conductivity, W/m-K 24
120
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 24
23
Density, g/cm3 8.4
8.0
Embodied Carbon, kg CO2/kg material 8.8
2.7
Embodied Energy, MJ/kg 130
45
Embodied Water, L/kg 98
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 23 to 65
13 to 18
Strength to Weight: Bending, points 21 to 42
14 to 18
Thermal Diffusivity, mm2/s 6.5
39
Thermal Shock Resistance, points 20 to 57
12 to 17

Alloy Composition

Carbon (C), % 0.55 to 0.7
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
58 to 62
Iron (Fe), % 79.3 to 83.8
0 to 0.15
Lead (Pb), % 0
0.6 to 1.2
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.5 to 5.5
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 5.5 to 6.8
0
Vanadium (V), % 1.8 to 2.2
0
Zinc (Zn), % 0
36.3 to 41.4
Residuals, % 0
0 to 0.4