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CC765S Brass vs. SAE-AISI 9255 Steel

CC765S brass belongs to the copper alloys classification, while SAE-AISI 9255 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CC765S brass and the bottom bar is SAE-AISI 9255 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
200
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 21
21
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 42
72
Tensile Strength: Ultimate (UTS), MPa 540
680
Tensile Strength: Yield (Proof), MPa 220
390

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 140
400
Melting Completion (Liquidus), °C 860
1430
Melting Onset (Solidus), °C 820
1390
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 91
46
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 34
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.0
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 3.0
1.5
Embodied Energy, MJ/kg 51
20
Embodied Water, L/kg 330
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
120
Resilience: Unit (Modulus of Resilience), kJ/m3 220
400
Stiffness to Weight: Axial, points 7.6
13
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 28
13
Thermal Shock Resistance, points 17
21

Alloy Composition

Aluminum (Al), % 0.5 to 2.5
0
Antimony (Sb), % 0 to 0.080
0
Carbon (C), % 0
0.51 to 0.59
Copper (Cu), % 51 to 65
0
Iron (Fe), % 0.5 to 2.0
96.2 to 97
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0.3 to 3.0
0.7 to 1.0
Nickel (Ni), % 0 to 6.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.1
1.8 to 2.2
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 19.8 to 47.7
0