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CC767S Brass vs. SAE-AISI 1137 Steel

CC767S brass belongs to the copper alloys classification, while SAE-AISI 1137 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 CC767S brass and the bottom bar is SAE-AISI 1137 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 86
200 to 210
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 34
11 to 17
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 430
700 to 760
Tensile Strength: Yield (Proof), MPa 150
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 120
400
Melting Completion (Liquidus), °C 840
1460
Melting Onset (Solidus), °C 790
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 110
51
Thermal Expansion, µm/m-K 21
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
10
Electrical Conductivity: Equal Weight (Specific), % IACS 36
12

Otherwise Unclassified Properties

Base Metal Price, % relative 23
1.9
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 47
19
Embodied Water, L/kg 330
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
81 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 100
360 to 1130
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 15
25 to 27
Strength to Weight: Bending, points 16
22 to 24
Thermal Diffusivity, mm2/s 34
14
Thermal Shock Resistance, points 14
21 to 23

Alloy Composition

Aluminum (Al), % 0.1 to 0.8
0
Carbon (C), % 0
0.32 to 0.39
Copper (Cu), % 58 to 64
0
Iron (Fe), % 0 to 0.5
97.8 to 98.3
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
1.4 to 1.7
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.2
0
Sulfur (S), % 0
0.080 to 0.13
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 32.8 to 41.9
0