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EN 1.3967 Stainless Steel vs. CR012A Copper

EN 1.3967 stainless steel belongs to the iron alloys classification, while CR012A copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.3967 stainless steel and the bottom bar is CR012A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 22
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 79
43
Tensile Strength: Ultimate (UTS), MPa 690
220
Tensile Strength: Yield (Proof), MPa 350
130

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1070
200
Melting Completion (Liquidus), °C 1430
1090
Melting Onset (Solidus), °C 1380
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 25
33
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 4.8
2.7
Embodied Energy, MJ/kg 66
42
Embodied Water, L/kg 180
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
29
Resilience: Unit (Modulus of Resilience), kJ/m3 310
76
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 24
6.8
Strength to Weight: Bending, points 22
9.0
Thermal Shock Resistance, points 15
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 21.5
0
Copper (Cu), % 0
99.85 to 99.94
Iron (Fe), % 50.3 to 57.8
0
Manganese (Mn), % 4.0 to 6.0
0
Molybdenum (Mo), % 3.0 to 3.5
0
Nickel (Ni), % 15 to 17
0
Niobium (Nb), % 0 to 0.25
0
Nitrogen (N), % 0.2 to 0.35
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0.060 to 0.080
Sulfur (S), % 0 to 0.010
0