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S46910 Stainless Steel vs. C84400 Valve Metal

S46910 stainless 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 (10, in this case) are not shown.

For each property being compared, the top bar is S46910 stainless steel and the bottom bar is C84400 valve metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 2.2 to 11
19
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
39
Tensile Strength: Ultimate (UTS), MPa 680 to 2470
230
Tensile Strength: Yield (Proof), MPa 450 to 2290
110

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 810
160
Melting Completion (Liquidus), °C 1460
1000
Melting Onset (Solidus), °C 1420
840
Specific Heat Capacity, J/kg-K 470
370
Thermal Expansion, µm/m-K 11
19

Otherwise Unclassified Properties

Base Metal Price, % relative 18
29
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 4.1
2.8
Embodied Energy, MJ/kg 55
46
Embodied Water, L/kg 140
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48 to 130
36
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 4780
58
Stiffness to Weight: Axial, points 14
6.6
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 24 to 86
7.2
Strength to Weight: Bending, points 22 to 51
9.4
Thermal Shock Resistance, points 23 to 84
8.3

Alloy Composition

Aluminum (Al), % 0.15 to 0.5
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 11 to 13
0
Copper (Cu), % 1.5 to 3.5
78 to 82
Iron (Fe), % 65 to 76
0 to 0.4
Lead (Pb), % 0
6.0 to 8.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.0 to 5.0
0
Nickel (Ni), % 8.0 to 10
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 1.5
Silicon (Si), % 0 to 0.7
0 to 0.0050
Sulfur (S), % 0 to 0.015
0 to 0.080
Tin (Sn), % 0
2.3 to 3.5
Titanium (Ti), % 0.5 to 1.2
0
Zinc (Zn), % 0
7.0 to 10
Residuals, % 0
0 to 0.7