MakeItFrom.com
Menu (ESC)

S21800 Stainless Steel vs. C72800 Copper-nickel

S21800 stainless steel belongs to the iron alloys classification, while C72800 copper-nickel belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S21800 stainless 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, % 40
3.9 to 23
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
44
Shear Strength, MPa 510
330 to 740
Tensile Strength: Ultimate (UTS), MPa 740
520 to 1270
Tensile Strength: Yield (Proof), MPa 390
250 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 340
210
Maximum Temperature: Mechanical, °C 900
200
Melting Completion (Liquidus), °C 1360
1080
Melting Onset (Solidus), °C 1310
920
Specific Heat Capacity, J/kg-K 500
380
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 15
38
Density, g/cm3 7.5
8.8
Embodied Carbon, kg CO2/kg material 3.1
4.4
Embodied Energy, MJ/kg 45
68
Embodied Water, L/kg 150
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
37 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 390
260 to 5650
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 26
19
Strength to Weight: Axial, points 27
17 to 40
Strength to Weight: Bending, points 24
16 to 30
Thermal Shock Resistance, points 17
19 to 45

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Bismuth (Bi), % 0
0 to 0.0010
Boron (B), % 0
0 to 0.0010
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
78.3 to 82.8
Iron (Fe), % 59.1 to 65.4
0 to 0.5
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.0050 to 0.15
Manganese (Mn), % 7.0 to 9.0
0.050 to 0.3
Nickel (Ni), % 8.0 to 9.0
9.5 to 10.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0.080 to 0.18
0
Phosphorus (P), % 0 to 0.060
0 to 0.0050
Silicon (Si), % 3.5 to 4.5
0 to 0.050
Sulfur (S), % 0 to 0.030
0 to 0.0025
Tin (Sn), % 0
7.5 to 8.5
Titanium (Ti), % 0
0 to 0.010
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.3