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AISI 441 Stainless Steel vs. C96700 Copper

AISI 441 stainless steel belongs to the iron alloys classification, while C96700 copper belongs to the copper alloys. There are 26 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 441 stainless steel and the bottom bar is C96700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Elongation at Break, % 23
10
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
53
Tensile Strength: Ultimate (UTS), MPa 470
1210
Tensile Strength: Yield (Proof), MPa 270
550

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 910
310
Melting Completion (Liquidus), °C 1440
1170
Melting Onset (Solidus), °C 1400
1110
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 23
30
Thermal Expansion, µm/m-K 10
15

Otherwise Unclassified Properties

Base Metal Price, % relative 13
90
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 2.8
9.5
Embodied Energy, MJ/kg 41
140
Embodied Water, L/kg 130
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
99
Resilience: Unit (Modulus of Resilience), kJ/m3 190
1080
Stiffness to Weight: Axial, points 14
8.9
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 17
38
Strength to Weight: Bending, points 17
29
Thermal Diffusivity, mm2/s 6.1
8.5
Thermal Shock Resistance, points 16
40

Alloy Composition

Beryllium (Be), % 0
1.1 to 1.2
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 19.5
0
Copper (Cu), % 0
62.4 to 68.8
Iron (Fe), % 76 to 82.2
0.4 to 1.0
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.0
0.4 to 1.0
Nickel (Ni), % 0 to 1.0
29 to 33
Niobium (Nb), % 0.3 to 0.9
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.15
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0.1 to 0.5
0.15 to 0.35
Zirconium (Zr), % 0
0.15 to 0.35
Residuals, % 0
0 to 0.5