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S31727 Stainless Steel vs. C84800 Brass

S31727 stainless steel belongs to the iron alloys classification, while C84800 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 C84800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 40
18
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
39
Tensile Strength: Ultimate (UTS), MPa 630
230
Tensile Strength: Yield (Proof), MPa 270
100

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 1010
150
Melting Completion (Liquidus), °C 1440
950
Melting Onset (Solidus), °C 1390
830
Specific Heat Capacity, J/kg-K 470
370
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Base Metal Price, % relative 24
27
Density, g/cm3 8.0
8.6
Embodied Carbon, kg CO2/kg material 4.7
2.8
Embodied Energy, MJ/kg 64
46
Embodied Water, L/kg 180
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
34
Resilience: Unit (Modulus of Resilience), kJ/m3 190
53
Stiffness to Weight: Axial, points 14
6.6
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 22
7.3
Strength to Weight: Bending, points 20
9.6
Thermal Shock Resistance, points 14
8.2

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
75 to 77
Iron (Fe), % 53.7 to 61.3
0 to 0.4
Lead (Pb), % 0
5.5 to 7.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.8 to 4.5
0
Nickel (Ni), % 14.5 to 16.5
0 to 1.0
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
2.0 to 3.0
Zinc (Zn), % 0
13 to 17
Residuals, % 0
0 to 0.7