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CC764S Brass vs. S31727 Stainless Steel

CC764S brass belongs to the copper alloys classification, while S31727 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is CC764S brass and the bottom bar is S31727 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
190
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 15
40
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
78
Tensile Strength: Ultimate (UTS), MPa 680
630
Tensile Strength: Yield (Proof), MPa 290
270

Thermal Properties

Latent Heat of Fusion, J/g 180
290
Maximum Temperature: Mechanical, °C 130
1010
Melting Completion (Liquidus), °C 850
1440
Melting Onset (Solidus), °C 810
1390
Specific Heat Capacity, J/kg-K 400
470
Thermal Expansion, µm/m-K 20
16

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 2.9
4.7
Embodied Energy, MJ/kg 49
64
Embodied Water, L/kg 330
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
200
Resilience: Unit (Modulus of Resilience), kJ/m3 390
190
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
20
Thermal Shock Resistance, points 22
14

Alloy Composition

Aluminum (Al), % 1.0 to 3.0
0
Antimony (Sb), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17.5 to 19
Copper (Cu), % 52 to 66
2.8 to 4.0
Iron (Fe), % 0.5 to 2.5
53.7 to 61.3
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0.3 to 4.0
0 to 1.0
Molybdenum (Mo), % 0
3.8 to 4.5
Nickel (Ni), % 0 to 3.0
14.5 to 16.5
Nitrogen (N), % 0
0.15 to 0.21
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 20.7 to 50.2
0