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C26000 Brass vs. SAE-AISI 8645 Steel

C26000 brass belongs to the copper alloys classification, while SAE-AISI 8645 steel belongs to the iron alloys. There are 29 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 C26000 brass and the bottom bar is SAE-AISI 8645 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 2.5 to 66
12 to 23
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 41
73
Shear Strength, MPa 230 to 390
380 to 400
Tensile Strength: Ultimate (UTS), MPa 320 to 680
600 to 670
Tensile Strength: Yield (Proof), MPa 110 to 570
390 to 560

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 140
410
Melting Completion (Liquidus), °C 950
1460
Melting Onset (Solidus), °C 920
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
39
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 31
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.6
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.5
Embodied Energy, MJ/kg 45
20
Embodied Water, L/kg 320
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1 to 420
77 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 51 to 1490
420 to 840
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 11 to 23
21 to 24
Strength to Weight: Bending, points 13 to 21
20 to 22
Thermal Diffusivity, mm2/s 38
10
Thermal Shock Resistance, points 11 to 23
18 to 20

Alloy Composition

Bismuth (Bi), % 0 to 0.0059
0
Carbon (C), % 0
0.43 to 0.48
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 68.5 to 71.5
0
Iron (Fe), % 0 to 0.050
96.5 to 97.7
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.75 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0
0.4 to 0.7
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 28.1 to 31.5
0
Residuals, % 0 to 0.3
0