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C85400 Brass vs. S38815 Stainless Steel

C85400 brass belongs to the copper alloys classification, while S38815 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C85400 brass and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
190
Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 23
34
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
74
Tensile Strength: Ultimate (UTS), MPa 220
610
Tensile Strength: Yield (Proof), MPa 85
290

Thermal Properties

Latent Heat of Fusion, J/g 180
370
Maximum Temperature: Mechanical, °C 130
860
Melting Completion (Liquidus), °C 940
1360
Melting Onset (Solidus), °C 940
1310
Specific Heat Capacity, J/kg-K 380
500
Thermal Expansion, µm/m-K 20
15

Otherwise Unclassified Properties

Base Metal Price, % relative 25
19
Density, g/cm3 8.3
7.5
Embodied Carbon, kg CO2/kg material 2.8
3.8
Embodied Energy, MJ/kg 46
54
Embodied Water, L/kg 330
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
170
Resilience: Unit (Modulus of Resilience), kJ/m3 35
220
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 7.5
22
Strength to Weight: Bending, points 9.9
21
Thermal Shock Resistance, points 7.6
15

Alloy Composition

Aluminum (Al), % 0 to 0.35
0 to 0.3
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
13 to 15
Copper (Cu), % 65 to 70
0.75 to 1.5
Iron (Fe), % 0 to 0.7
56.1 to 67
Lead (Pb), % 1.5 to 3.8
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 0 to 1.0
13 to 17
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.050
5.5 to 6.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0.5 to 1.5
0
Zinc (Zn), % 24 to 32
0
Residuals, % 0 to 1.1
0