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SAE-AISI M62 Steel vs. C84400 Valve Metal

SAE-AISI M62 steel belongs to the iron alloys classification, while C84400 valve metal belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M62 steel and the bottom bar is C84400 valve metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 79
39
Tensile Strength: Ultimate (UTS), MPa 830 to 2440
230

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Melting Completion (Liquidus), °C 1650
1000
Melting Onset (Solidus), °C 1600
840
Specific Heat Capacity, J/kg-K 430
370
Thermal Expansion, µm/m-K 12
19

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.5
8.8
Embodied Carbon, kg CO2/kg material 10
2.8
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 110
340

Common Calculations

Stiffness to Weight: Axial, points 13
6.6
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 27 to 80
7.2
Strength to Weight: Bending, points 23 to 47
9.4
Thermal Shock Resistance, points 24 to 71
8.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 1.3 to 1.4
0
Chromium (Cr), % 3.5 to 4.0
0
Copper (Cu), % 0 to 0.25
78 to 82
Iron (Fe), % 73.6 to 77.4
0 to 0.4
Lead (Pb), % 0
6.0 to 8.0
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 10 to 11
0
Nickel (Ni), % 0 to 0.3
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 1.5
Silicon (Si), % 0.15 to 0.4
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
2.3 to 3.5
Tungsten (W), % 5.8 to 6.5
0
Vanadium (V), % 1.8 to 2.1
0
Zinc (Zn), % 0
7.0 to 10
Residuals, % 0
0 to 0.7