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EN 1.3940 Stainless Steel vs. CC760S Brass

EN 1.3940 stainless steel belongs to the iron alloys classification, while CC760S brass belongs to the copper alloys. There are 28 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 EN 1.3940 stainless steel and the bottom bar is CC760S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
22
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
42
Tensile Strength: Ultimate (UTS), MPa 540
180
Tensile Strength: Yield (Proof), MPa 240
80

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 930
170
Melting Completion (Liquidus), °C 1420
1000
Melting Onset (Solidus), °C 1380
940
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
150
Thermal Expansion, µm/m-K 12
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
38
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
40

Otherwise Unclassified Properties

Base Metal Price, % relative 17
28
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 3.3
2.6
Embodied Energy, MJ/kg 47
43
Embodied Water, L/kg 150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
33
Resilience: Unit (Modulus of Resilience), kJ/m3 150
29
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 19
5.8
Strength to Weight: Bending, points 19
8.2
Thermal Diffusivity, mm2/s 4.1
45
Thermal Shock Resistance, points 16
6.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Arsenic (As), % 0
0.050 to 0.15
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
83 to 88
Iron (Fe), % 64.2 to 71.4
0 to 0.15
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0 to 2.0
0 to 0.1
Nickel (Ni), % 12 to 14
0 to 0.1
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0 to 0.020
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
10.7 to 17