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CC750S Brass vs. S82012 Stainless Steel

CC750S brass belongs to the copper alloys classification, while S82012 stainless steel belongs to the iron alloys. There are 28 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 CC750S brass and the bottom bar is S82012 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 13
40
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
78
Tensile Strength: Ultimate (UTS), MPa 200
800
Tensile Strength: Yield (Proof), MPa 80
560

Thermal Properties

Latent Heat of Fusion, J/g 170
280
Maximum Temperature: Mechanical, °C 130
950
Melting Completion (Liquidus), °C 860
1430
Melting Onset (Solidus), °C 810
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 26
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 25
11
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.4
Embodied Energy, MJ/kg 46
35
Embodied Water, L/kg 330
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
290
Resilience: Unit (Modulus of Resilience), kJ/m3 30
790
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 6.8
29
Strength to Weight: Bending, points 9.3
25
Thermal Diffusivity, mm2/s 35
3.9
Thermal Shock Resistance, points 6.7
23

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
19 to 20.5
Copper (Cu), % 62 to 67
0 to 1.0
Iron (Fe), % 0 to 0.8
71.3 to 77.9
Lead (Pb), % 1.0 to 3.0
0
Manganese (Mn), % 0 to 0.2
2.0 to 4.0
Molybdenum (Mo), % 0
0.1 to 0.6
Nickel (Ni), % 0 to 1.0
0.8 to 1.5
Nitrogen (N), % 0
0.16 to 0.26
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0 to 0.050
0 to 0.8
Sulfur (S), % 0
0 to 0.0050
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 26.3 to 36
0