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C99400 Brass vs. SAE-AISI H25 Steel

C99400 brass belongs to the copper alloys classification, while SAE-AISI H25 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C99400 brass and the bottom bar is SAE-AISI H25 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
79
Tensile Strength: Ultimate (UTS), MPa 460 to 550
710 to 1620

Thermal Properties

Latent Heat of Fusion, J/g 230
250
Melting Completion (Liquidus), °C 1070
1750
Melting Onset (Solidus), °C 1020
1700
Specific Heat Capacity, J/kg-K 400
420
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 30
38
Density, g/cm3 8.7
9.1
Embodied Carbon, kg CO2/kg material 2.8
6.2
Embodied Energy, MJ/kg 45
93
Embodied Water, L/kg 310
83

Common Calculations

Stiffness to Weight: Axial, points 7.5
12
Stiffness to Weight: Bending, points 19
22
Strength to Weight: Axial, points 15 to 17
22 to 50
Strength to Weight: Bending, points 15 to 17
20 to 34
Thermal Shock Resistance, points 16 to 19
22 to 49

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
0
Carbon (C), % 0
0.22 to 0.32
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 83.5 to 96.5
0 to 0.25
Iron (Fe), % 1.0 to 3.0
77.2 to 81.3
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.5
0.15 to 0.4
Nickel (Ni), % 1.0 to 3.5
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.5 to 2.0
0.15 to 0.4
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
14 to 16
Vanadium (V), % 0
0.4 to 0.6
Zinc (Zn), % 0.5 to 5.0
0
Residuals, % 0 to 0.3
0