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CC765S Brass vs. S20432 Stainless Steel

CC765S brass belongs to the copper alloys classification, while S20432 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 CC765S brass and the bottom bar is S20432 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
170
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 21
45
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 42
76
Tensile Strength: Ultimate (UTS), MPa 540
580
Tensile Strength: Yield (Proof), MPa 220
230

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Maximum Temperature: Mechanical, °C 140
900
Melting Completion (Liquidus), °C 860
1410
Melting Onset (Solidus), °C 820
1370
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 91
15
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 34
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 24
13
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 51
38
Embodied Water, L/kg 330
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
210
Resilience: Unit (Modulus of Resilience), kJ/m3 220
140
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 19
21
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 28
4.0
Thermal Shock Resistance, points 17
13

Alloy Composition

Aluminum (Al), % 0.5 to 2.5
0
Antimony (Sb), % 0 to 0.080
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17 to 18
Copper (Cu), % 51 to 65
2.0 to 3.0
Iron (Fe), % 0.5 to 2.0
66.7 to 74
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0.3 to 3.0
3.0 to 5.0
Nickel (Ni), % 0 to 6.0
4.0 to 6.0
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 19.8 to 47.7
0