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R60704 Alloy vs. AISI 440A Stainless Steel

R60704 alloy belongs to the otherwise unclassified metals classification, while AISI 440A stainless steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is R60704 alloy and the bottom bar is AISI 440A stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
200
Elongation at Break, % 16
5.0 to 20
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
77
Tensile Strength: Ultimate (UTS), MPa 470
730 to 1790
Tensile Strength: Yield (Proof), MPa 270
420 to 1650

Thermal Properties

Latent Heat of Fusion, J/g 240
280
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 22
23
Thermal Expansion, µm/m-K 6.0
10

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.7
Embodied Water, L/kg 460
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64
87 to 120
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 20
26 to 65
Strength to Weight: Bending, points 20
23 to 43
Thermal Diffusivity, mm2/s 12
6.2
Thermal Shock Resistance, points 58
26 to 65

Alloy Composition

Carbon (C), % 0 to 0.050
0.6 to 0.75
Chromium (Cr), % 0.2 to 0.4
16 to 18
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0.2 to 0.4
78.4 to 83.4
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.75
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.18
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 1.0 to 2.0
0
Zirconium (Zr), % 93 to 98.8
0