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C68700 Brass vs. EN 1.4462 Stainless Steel

C68700 brass belongs to the copper alloys classification, while EN 1.4462 stainless steel belongs to the iron alloys. There are 26 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 C68700 brass and the bottom bar is EN 1.4462 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 41
80
Tensile Strength: Ultimate (UTS), MPa 390
780
Tensile Strength: Yield (Proof), MPa 140
520

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 160
1060
Melting Completion (Liquidus), °C 970
1450
Melting Onset (Solidus), °C 930
1400
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 100
15
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 25
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 26
17
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.6
Embodied Energy, MJ/kg 46
49
Embodied Water, L/kg 340
160

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 90
670
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13
28
Strength to Weight: Bending, points 14
24
Thermal Diffusivity, mm2/s 30
4.0
Thermal Shock Resistance, points 13
21

Alloy Composition

Aluminum (Al), % 1.8 to 2.5
0
Arsenic (As), % 0.020 to 0.1
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
21 to 23
Copper (Cu), % 76 to 79
0
Iron (Fe), % 0 to 0.060
63.7 to 71.9
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 0
4.5 to 6.5
Nitrogen (N), % 0
0.1 to 0.22
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 17.8 to 22.2
0
Residuals, % 0 to 0.5
0