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CC762S Brass vs. S43940 Stainless Steel

CC762S brass belongs to the copper alloys classification, while S43940 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CC762S brass and the bottom bar is S43940 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
160
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 7.3
21
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 840
490
Tensile Strength: Yield (Proof), MPa 540
280

Thermal Properties

Latent Heat of Fusion, J/g 200
280
Maximum Temperature: Mechanical, °C 160
890
Melting Completion (Liquidus), °C 920
1440
Melting Onset (Solidus), °C 870
1400
Specific Heat Capacity, J/kg-K 420
480
Thermal Conductivity, W/m-K 51
25
Thermal Expansion, µm/m-K 20
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 32
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 24
12
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 3.1
2.6
Embodied Energy, MJ/kg 51
38
Embodied Water, L/kg 350
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
86
Resilience: Unit (Modulus of Resilience), kJ/m3 1290
200
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 29
18
Strength to Weight: Bending, points 25
18
Thermal Diffusivity, mm2/s 15
6.8
Thermal Shock Resistance, points 27
18

Alloy Composition

Aluminum (Al), % 3.0 to 7.0
0
Antimony (Sb), % 0 to 0.030
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17.5 to 18.5
Copper (Cu), % 57 to 67
0
Iron (Fe), % 1.5 to 4.0
78.2 to 82.1
Lead (Pb), % 0 to 0.2
0
Manganese (Mn), % 2.5 to 5.0
0 to 1.0
Nickel (Ni), % 0 to 3.0
0
Niobium (Nb), % 0
0.3 to 0.6
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.2
0
Titanium (Ti), % 0
0.1 to 0.6
Zinc (Zn), % 13.4 to 36
0