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R60802 Alloy vs. Grade 200 Maraging Steel

R60802 alloy belongs to the otherwise unclassified metals classification, while grade 200 maraging steel belongs to the iron alloys. There are 18 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 R60802 alloy and the bottom bar is grade 200 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 22
9.1 to 18
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 36
74
Tensile Strength: Ultimate (UTS), MPa 430
970 to 1500
Tensile Strength: Yield (Proof), MPa 270
690 to 1490

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Specific Heat Capacity, J/kg-K 270
460
Thermal Expansion, µm/m-K 6.0
12

Otherwise Unclassified Properties

Density, g/cm3 6.5
8.2
Embodied Water, L/kg 290
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 380
1240 to 5740
Stiffness to Weight: Axial, points 8.3
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
33 to 51
Strength to Weight: Bending, points 19
27 to 35
Thermal Shock Resistance, points 53
29 to 45

Alloy Composition

Aluminum (Al), % 0
0.050 to 0.15
Boron (B), % 0
0 to 0.0030
Calcium (Ca), % 0
0 to 0.050
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0.050 to 0.15
0
Cobalt (Co), % 0
8.0 to 9.0
Iron (Fe), % 0.070 to 0.2
67.8 to 71.8
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0
3.0 to 3.5
Nickel (Ni), % 0.030 to 0.080
17 to 19
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 1.2 to 1.7
0
Titanium (Ti), % 0
0.15 to 0.25
Zirconium (Zr), % 97.8 to 98.7
0 to 0.020
Residuals, % 0 to 0.11
0