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R60802 Alloy vs. S21800 Stainless Steel

R60802 alloy belongs to the otherwise unclassified metals classification, while S21800 stainless steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is R60802 alloy and the bottom bar is S21800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 22
40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
75
Tensile Strength: Ultimate (UTS), MPa 430
740
Tensile Strength: Yield (Proof), MPa 270
390

Thermal Properties

Latent Heat of Fusion, J/g 250
340
Specific Heat Capacity, J/kg-K 270
500
Thermal Expansion, µm/m-K 6.0
16

Otherwise Unclassified Properties

Density, g/cm3 6.5
7.5
Embodied Water, L/kg 290
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
250
Resilience: Unit (Modulus of Resilience), kJ/m3 380
390
Stiffness to Weight: Axial, points 8.3
14
Stiffness to Weight: Bending, points 23
26
Strength to Weight: Axial, points 18
27
Strength to Weight: Bending, points 19
24
Thermal Shock Resistance, points 53
17

Alloy Composition

Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0.050 to 0.15
16 to 18
Iron (Fe), % 0.070 to 0.2
59.1 to 65.4
Manganese (Mn), % 0
7.0 to 9.0
Nickel (Ni), % 0.030 to 0.080
8.0 to 9.0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0
3.5 to 4.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.2 to 1.7
0
Zirconium (Zr), % 97.8 to 98.7
0
Residuals, % 0 to 0.11
0