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S31727 Stainless Steel vs. CC764S Brass

S31727 stainless steel belongs to the iron alloys classification, while CC764S brass belongs to the copper 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 S31727 stainless steel and the bottom bar is CC764S brass.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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