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CC761S Brass vs. S40930 Stainless Steel

CC761S brass belongs to the copper alloys classification, while S40930 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 CC761S brass and the bottom bar is S40930 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
160
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 8.7
23
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
75
Tensile Strength: Ultimate (UTS), MPa 540
430
Tensile Strength: Yield (Proof), MPa 340
190

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 170
710
Melting Completion (Liquidus), °C 960
1450
Melting Onset (Solidus), °C 910
1410
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 27
25
Thermal Expansion, µm/m-K 18
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 43
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 27
8.5
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.3
Embodied Energy, MJ/kg 45
32
Embodied Water, L/kg 300
94

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41
80
Resilience: Unit (Modulus of Resilience), kJ/m3 530
94
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 18
16
Strength to Weight: Bending, points 18
16
Thermal Diffusivity, mm2/s 8.0
6.7
Thermal Shock Resistance, points 19
16

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 11.7
Copper (Cu), % 78 to 83
0
Iron (Fe), % 0 to 0.6
84.7 to 89.4
Lead (Pb), % 0 to 0.8
0
Manganese (Mn), % 0 to 0.2
0 to 1.0
Nickel (Ni), % 0 to 1.0
0 to 0.5
Niobium (Nb), % 0
0.080 to 0.75
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 3.0 to 5.0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.3
0
Titanium (Ti), % 0
0.050 to 0.2
Zinc (Zn), % 8.9 to 19
0