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ASTM A204 Steel vs. C72200 Copper-nickel

ASTM A204 steel belongs to the iron alloys classification, while C72200 copper-nickel 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 ASTM A204 steel and the bottom bar is C72200 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
130
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 73
48
Tensile Strength: Ultimate (UTS), MPa 520 to 590
350 to 580

Thermal Properties

Latent Heat of Fusion, J/g 250
220
Maximum Temperature: Mechanical, °C 410
230
Melting Completion (Liquidus), °C 1470
1180
Melting Onset (Solidus), °C 1420 to 1430
1120
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 52
34
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
36
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 1.5
3.9
Embodied Energy, MJ/kg 20
59
Embodied Water, L/kg 47
300

Common Calculations

Stiffness to Weight: Axial, points 13
8.0
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 18 to 21
11 to 18
Strength to Weight: Bending, points 18 to 20
12 to 17
Thermal Diffusivity, mm2/s 14
9.6
Thermal Shock Resistance, points 15 to 17
12 to 20