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C68300 Brass vs. N08028 Stainless Steel

C68300 brass belongs to the copper alloys classification, while N08028 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C68300 brass and the bottom bar is N08028 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 15
45
Poisson's Ratio 0.31
0.28
Rockwell B Hardness 60
80
Shear Modulus, GPa 40
80
Shear Strength, MPa 260
400
Tensile Strength: Ultimate (UTS), MPa 430
570
Tensile Strength: Yield (Proof), MPa 260
240

Thermal Properties

Latent Heat of Fusion, J/g 180
320
Maximum Temperature: Mechanical, °C 120
1100
Melting Completion (Liquidus), °C 900
1420
Melting Onset (Solidus), °C 890
1370
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
12
Thermal Expansion, µm/m-K 20
16

Otherwise Unclassified Properties

Base Metal Price, % relative 23
37
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 2.8
6.4
Embodied Energy, MJ/kg 46
89
Embodied Water, L/kg 340
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
210
Resilience: Unit (Modulus of Resilience), kJ/m3 330
140
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 15
19
Strength to Weight: Bending, points 16
19
Thermal Diffusivity, mm2/s 38
3.2
Thermal Shock Resistance, points 14
12

Alloy Composition

Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
26 to 28
Copper (Cu), % 59 to 63
0.6 to 1.4
Iron (Fe), % 0
29 to 40.4
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0
0 to 2.5
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0
30 to 34
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.3 to 1.0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.050 to 0.2
0
Zinc (Zn), % 34.2 to 40.4
0
Residuals, % 0 to 0.5
0