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C69300 Brass vs. SAE-AISI 8630 Steel

C69300 brass belongs to the copper alloys classification, while SAE-AISI 8630 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C69300 brass and the bottom bar is SAE-AISI 8630 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 8.5 to 15
12 to 24
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
73
Shear Strength, MPa 330 to 370
340 to 410
Tensile Strength: Ultimate (UTS), MPa 550 to 630
540 to 680
Tensile Strength: Yield (Proof), MPa 300 to 390
360 to 560

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 160
410
Melting Completion (Liquidus), °C 880
1460
Melting Onset (Solidus), °C 860
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 38
39
Thermal Expansion, µm/m-K 19
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 26
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 310
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 47 to 70
78 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 700
340 to 840
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 19 to 21
19 to 24
Strength to Weight: Bending, points 18 to 20
19 to 22
Thermal Diffusivity, mm2/s 12
10
Thermal Shock Resistance, points 19 to 22
18 to 23

Alloy Composition

Carbon (C), % 0
0.28 to 0.33
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 73 to 77
0
Iron (Fe), % 0 to 0.1
96.8 to 97.9
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0 to 0.1
0.7 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0 to 0.1
0.4 to 0.7
Phosphorus (P), % 0.040 to 0.15
0 to 0.035
Silicon (Si), % 2.7 to 3.4
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 18.4 to 24.3
0
Residuals, % 0 to 0.5
0