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CC763S Brass vs. SAE-AISI 81B45 Steel

CC763S brass belongs to the copper alloys classification, while SAE-AISI 81B45 steel belongs to the iron alloys. There are 27 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 CC763S brass and the bottom bar is SAE-AISI 81B45 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
160 to 200
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 7.3
12 to 24
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 490
540 to 670
Tensile Strength: Yield (Proof), MPa 270
350 to 560

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 140
410
Melting Completion (Liquidus), °C 870
1460
Melting Onset (Solidus), °C 830
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Expansion, µm/m-K 20
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 32
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.3
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.9
1.5
Embodied Energy, MJ/kg 49
20
Embodied Water, L/kg 330
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30
77 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 340
320 to 840
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 17
19 to 24
Strength to Weight: Bending, points 17
19 to 22
Thermal Shock Resistance, points 16
17 to 21

Alloy Composition

Aluminum (Al), % 1.0 to 2.5
0
Antimony (Sb), % 0 to 0.080
0
Boron (B), % 0
0.00050 to 0.0030
Carbon (C), % 0
0.43 to 0.48
Chromium (Cr), % 0
0.35 to 0.55
Copper (Cu), % 56.5 to 67
0
Iron (Fe), % 0.5 to 2.0
97 to 98
Lead (Pb), % 0 to 1.5
0
Manganese (Mn), % 1.0 to 3.5
0.75 to 1.0
Molybdenum (Mo), % 0
0.080 to 0.15
Nickel (Ni), % 0 to 2.5
0.2 to 0.4
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 18.9 to 41
0