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EN 1.4034 Stainless Steel vs. C17300 Copper

EN 1.4034 stainless steel belongs to the iron alloys classification, while C17300 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 1.4034 stainless steel and the bottom bar is C17300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 11 to 14
3.0 to 23
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
45
Shear Strength, MPa 420 to 540
320 to 790
Tensile Strength: Ultimate (UTS), MPa 690 to 900
500 to 1380
Tensile Strength: Yield (Proof), MPa 390 to 730
160 to 1200

Thermal Properties

Latent Heat of Fusion, J/g 270
230
Maximum Temperature: Mechanical, °C 770
270
Melting Completion (Liquidus), °C 1440
980
Melting Onset (Solidus), °C 1390
870
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 30
110
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
22
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
23

Otherwise Unclassified Properties

Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 2.0
9.4
Embodied Energy, MJ/kg 27
150
Embodied Water, L/kg 100
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 94
40 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 1370
110 to 5410
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 25 to 32
16 to 44
Strength to Weight: Bending, points 22 to 27
16 to 31
Thermal Diffusivity, mm2/s 8.1
32
Thermal Shock Resistance, points 24 to 32
17 to 48

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
1.8 to 2.0
Carbon (C), % 0.43 to 0.5
0
Chromium (Cr), % 12.5 to 14.5
0
Copper (Cu), % 0
95.5 to 97.8
Iron (Fe), % 83 to 87.1
0 to 0.4
Lead (Pb), % 0
0.2 to 0.6
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0
0.2 to 0.6
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.015
0
Residuals, % 0
0 to 0.5