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EN 1.4409 Stainless Steel vs. CC766S Brass

EN 1.4409 stainless steel belongs to the iron alloys classification, while CC766S brass belongs to the copper alloys. There are 29 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 EN 1.4409 stainless steel and the bottom bar is CC766S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
120
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
28
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 490
500
Tensile Strength: Yield (Proof), MPa 220
190

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 990
130
Melting Completion (Liquidus), °C 1440
840
Melting Onset (Solidus), °C 1390
800
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
89
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
32
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
36

Otherwise Unclassified Properties

Base Metal Price, % relative 19
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.7
2.8
Embodied Energy, MJ/kg 52
48
Embodied Water, L/kg 160
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110
Resilience: Unit (Modulus of Resilience), kJ/m3 120
180
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 17
17
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 4.1
28
Thermal Shock Resistance, points 11
17

Alloy Composition

Aluminum (Al), % 0
0.3 to 1.8
Antimony (Sb), % 0
0 to 0.1
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
58 to 64
Iron (Fe), % 61.7 to 71
0 to 0.5
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 9.0 to 12
0 to 2.0
Nitrogen (N), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.5
0 to 0.6
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 0
29.5 to 41.7