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EN 1.4981 Stainless Steel vs. C19500 Copper

EN 1.4981 stainless steel belongs to the iron alloys classification, while C19500 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4981 stainless steel and the bottom bar is C19500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 39
2.3 to 38
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
44
Shear Strength, MPa 420
260 to 360
Tensile Strength: Ultimate (UTS), MPa 610
380 to 640
Tensile Strength: Yield (Proof), MPa 240
120 to 600

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 940
200
Melting Completion (Liquidus), °C 1440
1090
Melting Onset (Solidus), °C 1400
1090
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 16
200
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
50 to 56
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
50 to 57

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 4.8
2.7
Embodied Energy, MJ/kg 67
42
Embodied Water, L/kg 150
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
14 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 150
59 to 1530
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 21
12 to 20
Strength to Weight: Bending, points 20
13 to 18
Thermal Diffusivity, mm2/s 4.3
58
Thermal Shock Resistance, points 14
13 to 23

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Carbon (C), % 0.040 to 0.1
0
Chromium (Cr), % 15.5 to 17.5
0
Cobalt (Co), % 0
0.3 to 1.3
Copper (Cu), % 0
94.9 to 98.6
Iron (Fe), % 59.6 to 66.7
1.0 to 2.0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 1.6 to 2.0
0
Nickel (Ni), % 15.5 to 17.5
0
Niobium (Nb), % 0.4 to 1.2
0
Phosphorus (P), % 0 to 0.035
0.010 to 0.35
Silicon (Si), % 0.3 to 0.6
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0.1 to 1.0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.2