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S31727 Stainless Steel vs. C84200 Brass

S31727 stainless steel belongs to the iron alloys classification, while C84200 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S31727 stainless steel and the bottom bar is C84200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 40
15
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 630
250
Tensile Strength: Yield (Proof), MPa 270
120

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 1010
150
Melting Completion (Liquidus), °C 1440
990
Melting Onset (Solidus), °C 1390
840
Specific Heat Capacity, J/kg-K 470
370
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Base Metal Price, % relative 24
30
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 4.7
3.1
Embodied Energy, MJ/kg 64
51
Embodied Water, L/kg 180
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
31
Resilience: Unit (Modulus of Resilience), kJ/m3 190
72
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 22
8.2
Strength to Weight: Bending, points 20
10
Thermal Shock Resistance, points 14
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 19
0
Copper (Cu), % 2.8 to 4.0
78 to 82
Iron (Fe), % 53.7 to 61.3
0 to 0.4
Lead (Pb), % 0
2.0 to 3.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.8 to 4.5
0
Nickel (Ni), % 14.5 to 16.5
0 to 0.8
Nitrogen (N), % 0.15 to 0.21
0
Phosphorus (P), % 0 to 0.030
0 to 1.5
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0
10 to 16
Residuals, % 0
0 to 0.7