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C85700 Brass vs. S38815 Stainless Steel

C85700 brass belongs to the copper alloys classification, while S38815 stainless steel belongs to the iron 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 C85700 brass and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 17
34
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
74
Tensile Strength: Ultimate (UTS), MPa 310
610
Tensile Strength: Yield (Proof), MPa 110
290

Thermal Properties

Latent Heat of Fusion, J/g 170
370
Maximum Temperature: Mechanical, °C 120
860
Melting Completion (Liquidus), °C 940
1360
Melting Onset (Solidus), °C 910
1310
Specific Heat Capacity, J/kg-K 380
500
Thermal Expansion, µm/m-K 21
15

Otherwise Unclassified Properties

Base Metal Price, % relative 24
19
Density, g/cm3 8.0
7.5
Embodied Carbon, kg CO2/kg material 2.8
3.8
Embodied Energy, MJ/kg 47
54
Embodied Water, L/kg 330
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41
170
Resilience: Unit (Modulus of Resilience), kJ/m3 59
220
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 11
22
Strength to Weight: Bending, points 13
21
Thermal Shock Resistance, points 10
15

Alloy Composition

Aluminum (Al), % 0 to 0.8
0 to 0.3
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
13 to 15
Copper (Cu), % 58 to 64
0.75 to 1.5
Iron (Fe), % 0 to 0.7
56.1 to 67
Lead (Pb), % 0.8 to 1.5
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), % 32 to 40
0
Residuals, % 0 to 1.3
0