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EN 1.4938 Stainless Steel vs. R60706 Alloy

EN 1.4938 stainless steel belongs to the iron alloys classification, while R60706 alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.4938 stainless steel and the bottom bar is R60706 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
98
Elongation at Break, % 16 to 17
16
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
37
Tensile Strength: Ultimate (UTS), MPa 870 to 1030
580
Tensile Strength: Yield (Proof), MPa 640 to 870
390

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Specific Heat Capacity, J/kg-K 470
270
Thermal Conductivity, W/m-K 30
17
Thermal Expansion, µm/m-K 11
6.3

Otherwise Unclassified Properties

Density, g/cm3 7.8
6.7
Embodied Water, L/kg 110
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
82
Resilience: Unit (Modulus of Resilience), kJ/m3 1050 to 1920
760
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 31 to 37
24
Strength to Weight: Bending, points 26 to 29
23
Thermal Diffusivity, mm2/s 8.1
9.5
Thermal Shock Resistance, points 30 to 35
67

Alloy Composition

Carbon (C), % 0.080 to 0.15
0 to 0.050
Chromium (Cr), % 11 to 12.5
0 to 0.2
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 80.5 to 84.8
0 to 0.2
Manganese (Mn), % 0.4 to 0.9
0
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 2.0 to 3.0
0
Niobium (Nb), % 0
2.0 to 3.0
Nitrogen (N), % 0.020 to 0.040
0 to 0.025
Oxygen (O), % 0
0 to 0.16
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Vanadium (V), % 0.25 to 0.4
0
Zirconium (Zr), % 0
91 to 98