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ASTM A414 Steel vs. C72800 Copper-nickel

ASTM A414 steel belongs to the iron alloys classification, while C72800 copper-nickel belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A414 steel and the bottom bar is C72800 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 15 to 26
3.9 to 23
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
44
Shear Strength, MPa 230 to 370
330 to 740
Tensile Strength: Ultimate (UTS), MPa 360 to 590
520 to 1270
Tensile Strength: Yield (Proof), MPa 190 to 350
250 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1420
920
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 49 to 50
55
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.3
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3 to 8.4
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
38
Density, g/cm3 7.8 to 7.9
8.8
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
4.4
Embodied Energy, MJ/kg 20 to 22
68
Embodied Water, L/kg 48
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 69 to 130
37 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 330
260 to 5650
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 13 to 21
17 to 40
Strength to Weight: Bending, points 14 to 20
16 to 30
Thermal Diffusivity, mm2/s 13
17
Thermal Shock Resistance, points 11 to 17
19 to 45