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R60704 Alloy vs. EN 1.4021 Stainless Steel

R60704 alloy belongs to the otherwise unclassified metals classification, while EN 1.4021 stainless steel belongs to the iron alloys. 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 R60704 alloy and the bottom bar is EN 1.4021 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
190
Elongation at Break, % 16
11 to 17
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
76
Tensile Strength: Ultimate (UTS), MPa 470
630 to 880
Tensile Strength: Yield (Proof), MPa 270
390 to 670

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 22
30
Thermal Expansion, µm/m-K 6.0
11

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.7
Embodied Water, L/kg 460
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64
88 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 370
400 to 1160
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 20
23 to 31
Strength to Weight: Bending, points 20
21 to 26
Thermal Diffusivity, mm2/s 12
8.1
Thermal Shock Resistance, points 58
22 to 31

Alloy Composition

Carbon (C), % 0 to 0.050
0.16 to 0.25
Chromium (Cr), % 0.2 to 0.4
12 to 14
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0.2 to 0.4
83.2 to 87.8
Manganese (Mn), % 0
0 to 1.5
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