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S38815 Stainless Steel vs. C87800 Brass

S38815 stainless steel belongs to the iron alloys classification, while C87800 brass belongs to the copper alloys. There are 24 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 S38815 stainless steel and the bottom bar is C87800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 34
25
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 74
42
Tensile Strength: Ultimate (UTS), MPa 610
590
Tensile Strength: Yield (Proof), MPa 290
350

Thermal Properties

Latent Heat of Fusion, J/g 370
260
Maximum Temperature: Mechanical, °C 860
170
Melting Completion (Liquidus), °C 1360
920
Melting Onset (Solidus), °C 1310
820
Specific Heat Capacity, J/kg-K 500
410
Thermal Expansion, µm/m-K 15
18

Otherwise Unclassified Properties

Base Metal Price, % relative 19
27
Density, g/cm3 7.5
8.3
Embodied Carbon, kg CO2/kg material 3.8
2.7
Embodied Energy, MJ/kg 54
44
Embodied Water, L/kg 140
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
130
Resilience: Unit (Modulus of Resilience), kJ/m3 220
540
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
20
Strength to Weight: Bending, points 21
19
Thermal Shock Resistance, points 15
21

Alloy Composition

Aluminum (Al), % 0 to 0.3
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 13 to 15
0
Copper (Cu), % 0.75 to 1.5
80 to 84.2
Iron (Fe), % 56.1 to 67
0 to 0.15
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0 to 2.0
0 to 0.15
Molybdenum (Mo), % 0.75 to 1.5
0
Nickel (Ni), % 13 to 17
0 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 5.5 to 6.5
3.8 to 4.2
Sulfur (S), % 0 to 0.020
0 to 0.050
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.5