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EN 1.4525 Stainless Steel vs. C70260 Copper

EN 1.4525 stainless steel belongs to the iron alloys classification, while C70260 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 1.4525 stainless steel and the bottom bar is C70260 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 5.6 to 13
9.5 to 19
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
44
Tensile Strength: Ultimate (UTS), MPa 1030 to 1250
520 to 760
Tensile Strength: Yield (Proof), MPa 840 to 1120
410 to 650

Thermal Properties

Latent Heat of Fusion, J/g 280
220
Maximum Temperature: Mechanical, °C 860
200
Melting Completion (Liquidus), °C 1430
1060
Melting Onset (Solidus), °C 1390
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 18
160
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
40 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
40 to 51

Otherwise Unclassified Properties

Base Metal Price, % relative 13
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 39
43
Embodied Water, L/kg 130
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 130
46 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 1820 to 3230
710 to 1810
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 36 to 45
16 to 24
Strength to Weight: Bending, points 29 to 33
16 to 21
Thermal Diffusivity, mm2/s 4.7
45
Thermal Shock Resistance, points 34 to 41
18 to 27

Alloy Composition

Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 2.5 to 4.0
95.8 to 98.8
Iron (Fe), % 70.4 to 79
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.8
0
Nickel (Ni), % 3.5 to 5.5
1.0 to 3.0
Niobium (Nb), % 0 to 0.35
0
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.035
0 to 0.010
Silicon (Si), % 0 to 0.8
0.2 to 0.7
Sulfur (S), % 0 to 0.025
0
Residuals, % 0
0 to 0.5

Comparable Variants