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AISI 304LN Stainless Steel vs. CR011A Copper

AISI 304LN stainless steel belongs to the iron alloys classification, while CR011A copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AISI 304LN stainless steel and the bottom bar is CR011A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 7.8 to 46
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 580 to 1160
220
Tensile Strength: Yield (Proof), MPa 230 to 870
130

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 960
200
Melting Completion (Liquidus), °C 1420
1090
Melting Onset (Solidus), °C 1380
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
390
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
100
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
100

Otherwise Unclassified Properties

Base Metal Price, % relative 16
32
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 3.1
2.6
Embodied Energy, MJ/kg 44
42
Embodied Water, L/kg 150
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 270
29
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1900
76
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 21 to 41
6.8
Strength to Weight: Bending, points 20 to 31
9.0
Thermal Diffusivity, mm2/s 4.0
110
Thermal Shock Resistance, points 13 to 26
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
99.88 to 99.97
Iron (Fe), % 65 to 73.9
0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 12
0
Nitrogen (N), % 0.1 to 0.16
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
0.030 to 0.050
Sulfur (S), % 0 to 0.030
0