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ACI-ASTM CF10SMnN Steel vs. C84400 Valve Metal

ACI-ASTM CF10SMnN steel belongs to the iron alloys classification, while C84400 valve metal belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF10SMnN steel and the bottom bar is C84400 valve metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 34
19
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
39
Tensile Strength: Ultimate (UTS), MPa 660
230
Tensile Strength: Yield (Proof), MPa 330
110

Thermal Properties

Latent Heat of Fusion, J/g 340
180
Maximum Temperature: Mechanical, °C 900
160
Melting Completion (Liquidus), °C 1360
1000
Melting Onset (Solidus), °C 1310
840
Specific Heat Capacity, J/kg-K 500
370
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Base Metal Price, % relative 15
29
Density, g/cm3 7.5
8.8
Embodied Carbon, kg CO2/kg material 3.1
2.8
Embodied Energy, MJ/kg 45
46
Embodied Water, L/kg 150
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
36
Resilience: Unit (Modulus of Resilience), kJ/m3 280
58
Stiffness to Weight: Axial, points 14
6.6
Stiffness to Weight: Bending, points 26
18
Strength to Weight: Axial, points 24
7.2
Strength to Weight: Bending, points 22
9.4
Thermal Shock Resistance, points 15
8.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
78 to 82
Iron (Fe), % 59.1 to 65.4
0 to 0.4
Lead (Pb), % 0
6.0 to 8.0
Manganese (Mn), % 7.0 to 9.0
0
Nickel (Ni), % 8.0 to 9.0
0 to 1.0
Nitrogen (N), % 0.080 to 0.18
0
Phosphorus (P), % 0 to 0.060
0 to 1.5
Silicon (Si), % 3.5 to 4.5
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
2.3 to 3.5
Zinc (Zn), % 0
7.0 to 10
Residuals, % 0
0 to 0.7