MakeItFrom.com
Menu (ESC)

R60704 Alloy vs. Austempered Cast Iron

R60704 alloy belongs to the otherwise unclassified metals classification, while austempered cast iron belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is R60704 alloy and the bottom bar is austempered cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
180
Elongation at Break, % 16
1.1 to 13
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
62 to 69
Tensile Strength: Ultimate (UTS), MPa 470
860 to 1800
Tensile Strength: Yield (Proof), MPa 270
560 to 1460

Thermal Properties

Latent Heat of Fusion, J/g 240
280
Specific Heat Capacity, J/kg-K 270
490
Thermal Conductivity, W/m-K 22
42
Thermal Expansion, µm/m-K 6.0
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.5
Embodied Water, L/kg 460
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64
19 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 370
880 to 3970
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 20
32 to 66
Strength to Weight: Bending, points 20
27 to 44
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 58
25 to 53

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.020
Carbon (C), % 0 to 0.050
3.4 to 3.8
Chromium (Cr), % 0.2 to 0.4
0 to 0.1
Copper (Cu), % 0
0 to 0.8
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0.2 to 0.4
89.6 to 94
Magnesium (Mg), % 0
0 to 0.040
Manganese (Mn), % 0
0.3 to 0.4
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 0
0 to 2.0
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.18
0
Phosphorus (P), % 0
0 to 0.040
Selenium (Se), % 0
0 to 0.030
Silicon (Si), % 0
2.3 to 2.7
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 1.0 to 2.0
0 to 0.020
Vanadium (V), % 0
0 to 0.1
Zirconium (Zr), % 93 to 98.8
0