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S31277 Stainless Steel vs. CC490K Brass

S31277 stainless steel belongs to the iron alloys classification, while CC490K brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is CC490K brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 45
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 80
40
Tensile Strength: Ultimate (UTS), MPa 860
230
Tensile Strength: Yield (Proof), MPa 410
110

Thermal Properties

Latent Heat of Fusion, J/g 310
190
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1460
980
Melting Onset (Solidus), °C 1410
910
Specific Heat Capacity, J/kg-K 460
370
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Base Metal Price, % relative 36
30
Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 6.7
2.9
Embodied Energy, MJ/kg 90
47
Embodied Water, L/kg 220
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
28
Resilience: Unit (Modulus of Resilience), kJ/m3 410
54
Stiffness to Weight: Axial, points 14
6.8
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 29
7.3
Strength to Weight: Bending, points 25
9.5
Thermal Shock Resistance, points 19
8.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 20.5 to 23
0
Copper (Cu), % 0.5 to 1.5
81 to 86
Iron (Fe), % 35.5 to 46.2
0 to 0.5
Lead (Pb), % 0
3.0 to 6.0
Manganese (Mn), % 0 to 3.0
0
Molybdenum (Mo), % 6.5 to 8.0
0
Nickel (Ni), % 26 to 28
0 to 2.0
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.050
Silicon (Si), % 0 to 0.5
0 to 0.010
Sulfur (S), % 0 to 0.010
0 to 0.1
Tin (Sn), % 0
2.0 to 3.5
Zinc (Zn), % 0
7.0 to 9.5