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SAE-AISI H25 Steel vs. C42500 Brass

SAE-AISI H25 steel belongs to the iron alloys classification, while C42500 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H25 steel and the bottom bar is C42500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 79
42
Tensile Strength: Ultimate (UTS), MPa 710 to 1620
310 to 630

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Melting Completion (Liquidus), °C 1750
1030
Melting Onset (Solidus), °C 1700
1010
Specific Heat Capacity, J/kg-K 420
380
Thermal Conductivity, W/m-K 26
120
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Base Metal Price, % relative 38
30
Density, g/cm3 9.1
8.7
Embodied Carbon, kg CO2/kg material 6.2
2.8
Embodied Energy, MJ/kg 93
46
Embodied Water, L/kg 83
330

Common Calculations

Stiffness to Weight: Axial, points 12
7.1
Stiffness to Weight: Bending, points 22
18
Strength to Weight: Axial, points 22 to 50
9.9 to 20
Strength to Weight: Bending, points 20 to 34
12 to 19
Thermal Diffusivity, mm2/s 6.7
36
Thermal Shock Resistance, points 22 to 49
11 to 22

Alloy Composition

Carbon (C), % 0.22 to 0.32
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
87 to 90
Iron (Fe), % 77.2 to 81.3
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.15 to 0.4
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.35
Silicon (Si), % 0.15 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.5 to 3.0
Tungsten (W), % 14 to 16
0
Vanadium (V), % 0.4 to 0.6
0
Zinc (Zn), % 0
6.1 to 11.5
Residuals, % 0
0 to 0.5