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S34565 Stainless Steel vs. CR025A Copper

S34565 stainless steel belongs to the iron alloys classification, while CR025A copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S34565 stainless steel and the bottom bar is CR025A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Elongation at Break, % 39
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 80
43
Tensile Strength: Ultimate (UTS), MPa 900
230
Tensile Strength: Yield (Proof), MPa 470
140

Thermal Properties

Latent Heat of Fusion, J/g 310
210
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1420
1090
Melting Onset (Solidus), °C 1380
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 12
370
Thermal Expansion, µm/m-K 15
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
99
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
99

Otherwise Unclassified Properties

Base Metal Price, % relative 28
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 5.3
2.6
Embodied Energy, MJ/kg 73
41
Embodied Water, L/kg 210
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
31
Resilience: Unit (Modulus of Resilience), kJ/m3 540
83
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 32
7.1
Strength to Weight: Bending, points 26
9.3
Thermal Diffusivity, mm2/s 3.2
110
Thermal Shock Resistance, points 22
8.1

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 23 to 25
0
Copper (Cu), % 0
99.9 to 99.96
Iron (Fe), % 43.2 to 51.6
0
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 5.0 to 7.0
0
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 16 to 18
0
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0.4 to 0.6
0
Phosphorus (P), % 0 to 0.030
0.040 to 0.060
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.010
0