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CC767S Brass vs. AISI 440B Stainless Steel

CC767S brass belongs to the copper alloys classification, while AISI 440B stainless steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CC767S brass and the bottom bar is AISI 440B stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 34
3.0 to 18
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 430
740 to 1930
Tensile Strength: Yield (Proof), MPa 150
430 to 1860

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 120
870
Melting Completion (Liquidus), °C 840
1480
Melting Onset (Solidus), °C 790
1370
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 110
23
Thermal Expansion, µm/m-K 21
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 36
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 23
9.0
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.2
Embodied Energy, MJ/kg 47
31
Embodied Water, L/kg 330
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
57 to 110
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 15
27 to 70
Strength to Weight: Bending, points 16
24 to 45
Thermal Diffusivity, mm2/s 34
6.1
Thermal Shock Resistance, points 14
27 to 70

Alloy Composition

Aluminum (Al), % 0.1 to 0.8
0
Carbon (C), % 0
0.75 to 1.0
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 58 to 64
0
Iron (Fe), % 0 to 0.5
78.2 to 83.3
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 32.8 to 41.9
0