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SAE-AISI M34 Steel vs. CC380H Copper-nickel

SAE-AISI M34 steel belongs to the iron alloys classification, while CC380H copper-nickel belongs to the copper alloys. There are 21 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 SAE-AISI M34 steel and the bottom bar is CC380H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 77
47
Tensile Strength: Ultimate (UTS), MPa 800 to 2170
310

Thermal Properties

Latent Heat of Fusion, J/g 270
220
Melting Completion (Liquidus), °C 1540
1130
Melting Onset (Solidus), °C 1500
1080
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 24
46
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 32
36
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 9.5
3.8
Embodied Energy, MJ/kg 140
58
Embodied Water, L/kg 150
300

Common Calculations

Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 27 to 74
9.8
Strength to Weight: Bending, points 23 to 46
12
Thermal Diffusivity, mm2/s 6.7
13
Thermal Shock Resistance, points 25 to 67
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0.85 to 0.92
0
Chromium (Cr), % 3.5 to 4.0
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
84.5 to 89
Iron (Fe), % 71.3 to 76.5
1.0 to 1.8
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0.15 to 0.4
1.0 to 1.5
Molybdenum (Mo), % 7.8 to 9.2
0
Nickel (Ni), % 0 to 0.3
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.45
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 1.4 to 2.1
0
Vanadium (V), % 1.9 to 2.3
0
Zinc (Zn), % 0
0 to 0.5