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EN 1.4646 Stainless Steel vs. CR005A Copper

EN 1.4646 stainless steel belongs to the iron alloys classification, while CR005A copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4646 stainless steel and the bottom bar is CR005A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 750
230
Tensile Strength: Yield (Proof), MPa 430
140

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 910
200
Melting Completion (Liquidus), °C 1390
1090
Melting Onset (Solidus), °C 1340
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 13
31
Density, g/cm3 7.7
9.0
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 41
41
Embodied Water, L/kg 160
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
31
Resilience: Unit (Modulus of Resilience), kJ/m3 460
83
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 27
7.1
Strength to Weight: Bending, points 24
9.3
Thermal Shock Resistance, points 16
8.1

Alloy Composition

Carbon (C), % 0.020 to 0.1
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 1.5 to 3.0
99.9 to 100
Iron (Fe), % 59 to 67.3
0
Manganese (Mn), % 10.5 to 12.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 3.5 to 4.5
0
Nitrogen (N), % 0.2 to 0.3
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.015
0