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AISI 205 Stainless Steel vs. CR004A Copper

AISI 205 stainless steel belongs to the iron alloys classification, while CR004A 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 AISI 205 stainless steel and the bottom bar is CR004A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 11 to 51
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 800 to 1430
220
Tensile Strength: Yield (Proof), MPa 450 to 1100
130

Thermal Properties

Latent Heat of Fusion, J/g 280
210
Maximum Temperature: Mechanical, °C 880
200
Melting Completion (Liquidus), °C 1380
1090
Melting Onset (Solidus), °C 1340
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 11
31
Density, g/cm3 7.6
9.0
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 37
41
Embodied Water, L/kg 150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 430
29
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 3060
76
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 26
18
Strength to Weight: Axial, points 29 to 52
6.8
Strength to Weight: Bending, points 25 to 37
9.0
Thermal Shock Resistance, points 16 to 29
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0.12 to 0.25
0
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
99.9 to 100
Iron (Fe), % 62.6 to 68.1
0
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 14 to 15.5
0
Nickel (Ni), % 1.0 to 1.7
0
Nitrogen (N), % 0.32 to 0.4
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.060
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.030
0