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SAE-AISI D4 Steel vs. C35000 Brass

SAE-AISI D4 steel belongs to the iron alloys classification, while C35000 brass belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D4 steel and the bottom bar is C35000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 74
40
Tensile Strength: Ultimate (UTS), MPa 760 to 2060
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Melting Completion (Liquidus), °C 1430
920
Melting Onset (Solidus), °C 1380
890
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 31
120
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.2
26
Electrical Conductivity: Equal Weight (Specific), % IACS 5.0
29

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
23
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 3.3
2.7
Embodied Energy, MJ/kg 49
45
Embodied Water, L/kg 100
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 27 to 75
12 to 22
Strength to Weight: Bending, points 24 to 47
13 to 21
Thermal Diffusivity, mm2/s 8.3
37
Thermal Shock Resistance, points 23 to 63
11 to 22

Alloy Composition

Carbon (C), % 2.1 to 2.4
0
Chromium (Cr), % 11 to 13
0
Copper (Cu), % 0 to 0.25
60 to 63
Iron (Fe), % 80.6 to 86.3
0 to 0.1
Lead (Pb), % 0
0.8 to 2.0
Manganese (Mn), % 0 to 0.6
0
Molybdenum (Mo), % 0.7 to 1.2
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0 to 1.0
0
Zinc (Zn), % 0
34.5 to 39.2
Residuals, % 0
0 to 0.4