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AISI 309HCb Stainless Steel vs. C96400 Copper-nickel

AISI 309HCb stainless steel belongs to the iron alloys classification, while C96400 copper-nickel belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 309HCb stainless steel and the bottom bar is C96400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Elongation at Break, % 46
25
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
51
Tensile Strength: Ultimate (UTS), MPa 590
490
Tensile Strength: Yield (Proof), MPa 230
260

Thermal Properties

Latent Heat of Fusion, J/g 300
240
Maximum Temperature: Mechanical, °C 1090
260
Melting Completion (Liquidus), °C 1420
1240
Melting Onset (Solidus), °C 1380
1170
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 15
28
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
5.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
5.1

Otherwise Unclassified Properties

Base Metal Price, % relative 23
45
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 4.1
5.9
Embodied Energy, MJ/kg 59
87
Embodied Water, L/kg 170
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
100
Resilience: Unit (Modulus of Resilience), kJ/m3 130
250
Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
15
Strength to Weight: Bending, points 20
16
Thermal Diffusivity, mm2/s 4.0
7.8
Thermal Shock Resistance, points 13
17

Alloy Composition

Carbon (C), % 0.040 to 0.1
0 to 0.15
Chromium (Cr), % 22 to 24
0
Copper (Cu), % 0
62.3 to 71.3
Iron (Fe), % 56 to 66
0.25 to 1.5
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0 to 2.0
0 to 1.5
Nickel (Ni), % 12 to 16
28 to 32
Niobium (Nb), % 0 to 1.1
0.5 to 1.5
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Residuals, % 0
0 to 0.5