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C69700 Brass vs. N08031 Stainless Steel

C69700 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 (3, in this case) are not shown.

For each property being compared, the top bar is C69700 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, % 25
45
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
81
Shear Strength, MPa 300
510
Tensile Strength: Ultimate (UTS), MPa 470
730
Tensile Strength: Yield (Proof), MPa 230
310

Thermal Properties

Latent Heat of Fusion, J/g 240
310
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 930
1440
Melting Onset (Solidus), °C 880
1390
Specific Heat Capacity, J/kg-K 400
460
Thermal Conductivity, W/m-K 43
12
Thermal Expansion, µm/m-K 19
18

Otherwise Unclassified Properties

Base Metal Price, % relative 26
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 310
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
270
Resilience: Unit (Modulus of Resilience), kJ/m3 250
230
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
25
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 13
3.1
Thermal Shock Resistance, points 16
14

Alloy Composition

Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0
26 to 28
Copper (Cu), % 75 to 80
1.0 to 1.4
Iron (Fe), % 0 to 0.2
29 to 36.9
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
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), % 2.5 to 3.5
0 to 0.3
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0