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EN 1.4122 Stainless Steel vs. CC490K Brass

EN 1.4122 stainless steel belongs to the iron alloys classification, while CC490K 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 1.4122 stainless steel and the bottom bar is CC490K brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 14
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 790 to 850
230
Tensile Strength: Yield (Proof), MPa 450 to 630
110

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Maximum Temperature: Mechanical, °C 870
160
Melting Completion (Liquidus), °C 1440
980
Melting Onset (Solidus), °C 1400
910
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 15
72
Thermal Expansion, µm/m-K 10
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
16
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
16

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
30
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 2.4
2.9
Embodied Energy, MJ/kg 33
47
Embodied Water, L/kg 120
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 110
28
Resilience: Unit (Modulus of Resilience), kJ/m3 520 to 1000
54
Stiffness to Weight: Axial, points 14
6.8
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28 to 31
7.3
Strength to Weight: Bending, points 25 to 26
9.5
Thermal Diffusivity, mm2/s 4.0
22
Thermal Shock Resistance, points 28 to 30
8.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Carbon (C), % 0.33 to 0.45
0
Chromium (Cr), % 15.5 to 17.5
0
Copper (Cu), % 0
81 to 86
Iron (Fe), % 77.2 to 83.4
0 to 0.5
Lead (Pb), % 0
3.0 to 6.0
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0.8 to 1.3
0
Nickel (Ni), % 0 to 1.0
0 to 2.0
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.015
0 to 0.1
Tin (Sn), % 0
2.0 to 3.5
Zinc (Zn), % 0
7.0 to 9.5