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C69400 Brass vs. N08031 Stainless Steel

C69400 brass belongs to the copper alloys classification, while N08031 stainless steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is N08031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 17
45
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
81
Shear Strength, MPa 350
510
Tensile Strength: Ultimate (UTS), MPa 570
730
Tensile Strength: Yield (Proof), MPa 270
310

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 920
1440
Melting Onset (Solidus), °C 820
1390
Specific Heat Capacity, J/kg-K 410
460
Thermal Conductivity, W/m-K 26
12
Thermal Expansion, µm/m-K 18
18

Otherwise Unclassified Properties

Base Metal Price, % relative 27
39
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 2.7
7.1
Embodied Energy, MJ/kg 44
96
Embodied Water, L/kg 300
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
270
Resilience: Unit (Modulus of Resilience), kJ/m3 340
230
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 19
25
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 7.7
3.1
Thermal Shock Resistance, points 20
14

Alloy Composition

Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0
26 to 28
Copper (Cu), % 80 to 83
1.0 to 1.4
Iron (Fe), % 0 to 0.2
29 to 36.9
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0
30 to 32
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 3.5 to 4.5
0 to 0.3
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0 to 0.5
0