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EN 1.4028 Stainless Steel vs. CR005A Copper

EN 1.4028 stainless steel belongs to the iron alloys classification, while CR005A copper belongs to the copper alloys. There are 28 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 1.4028 stainless steel and the bottom bar is CR005A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 11 to 17
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
43
Tensile Strength: Ultimate (UTS), MPa 660 to 930
230
Tensile Strength: Yield (Proof), MPa 390 to 730
140

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 760
200
Melting Completion (Liquidus), °C 1440
1090
Melting Onset (Solidus), °C 1400
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 30
380
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
100
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
100

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
31
Density, g/cm3 7.7
9.0
Embodied Carbon, kg CO2/kg material 1.9
2.6
Embodied Energy, MJ/kg 27
41
Embodied Water, L/kg 100
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94 to 96
31
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 1360
83
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 24 to 33
7.1
Strength to Weight: Bending, points 22 to 27
9.3
Thermal Diffusivity, mm2/s 8.1
110
Thermal Shock Resistance, points 23 to 32
8.1

Alloy Composition

Carbon (C), % 0.26 to 0.35
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
99.9 to 100
Iron (Fe), % 83.1 to 87.7
0
Manganese (Mn), % 0 to 1.5
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.015
0