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EN 1.4490 Stainless Steel vs. CC754S Brass

EN 1.4490 stainless steel belongs to the iron alloys classification, while CC754S 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 1.4490 stainless steel and the bottom bar is CC754S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 34
11
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 560
320
Tensile Strength: Yield (Proof), MPa 260
160

Thermal Properties

Latent Heat of Fusion, J/g 300
170
Maximum Temperature: Mechanical, °C 990
120
Melting Completion (Liquidus), °C 1440
830
Melting Onset (Solidus), °C 1390
780
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
95
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
30

Otherwise Unclassified Properties

Base Metal Price, % relative 19
23
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.7
2.8
Embodied Energy, MJ/kg 52
47
Embodied Water, L/kg 150
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
29
Resilience: Unit (Modulus of Resilience), kJ/m3 170
130
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 20
11
Strength to Weight: Bending, points 19
13
Thermal Diffusivity, mm2/s 4.1
31
Thermal Shock Resistance, points 16
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
57 to 63
Iron (Fe), % 61.7 to 70.9
0 to 0.7
Lead (Pb), % 0
0.5 to 2.5
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 1.0
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 1.5
0 to 0.3
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
30.2 to 42.5