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CC765S Brass vs. S32803 Stainless Steel

CC765S brass belongs to the copper alloys classification, while S32803 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 S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
210
Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 21
18
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 42
81
Tensile Strength: Ultimate (UTS), MPa 540
680
Tensile Strength: Yield (Proof), MPa 220
560

Thermal Properties

Latent Heat of Fusion, J/g 180
300
Maximum Temperature: Mechanical, °C 140
1100
Melting Completion (Liquidus), °C 860
1450
Melting Onset (Solidus), °C 820
1400
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 91
16
Thermal Expansion, µm/m-K 20
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 34
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
19
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 3.0
3.7
Embodied Energy, MJ/kg 51
53
Embodied Water, L/kg 330
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
120
Resilience: Unit (Modulus of Resilience), kJ/m3 220
760
Stiffness to Weight: Axial, points 7.6
15
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 19
25
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 28
4.4
Thermal Shock Resistance, points 17
22

Alloy Composition

Aluminum (Al), % 0.5 to 2.5
0
Antimony (Sb), % 0 to 0.080
0
Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0
28 to 29
Copper (Cu), % 51 to 65
0
Iron (Fe), % 0.5 to 2.0
62.9 to 67.1
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0.3 to 3.0
0 to 0.5
Molybdenum (Mo), % 0
1.8 to 2.5
Nickel (Ni), % 0 to 6.0
3.0 to 4.0
Niobium (Nb), % 0
0.15 to 0.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 0.55
Sulfur (S), % 0
0 to 0.0035
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 19.8 to 47.7
0