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EN 1.4477 Stainless Steel vs. EN 1.4517 Stainless Steel

Both EN 1.4477 stainless steel and EN 1.4517 stainless steel are iron alloys. They have a very high 95% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4477 stainless steel and the bottom bar is EN 1.4517 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 22 to 23
25
Fatigue Strength, MPa 420 to 490
380
Impact Strength: V-Notched Charpy, J 110
56
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 81
79
Tensile Strength: Ultimate (UTS), MPa 880 to 930
730
Tensile Strength: Yield (Proof), MPa 620 to 730
550

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 460
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
17
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 20
20
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.7
3.8
Embodied Energy, MJ/kg 52
53
Embodied Water, L/kg 190
180

Common Calculations

PREN (Pitting Resistance) 41
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
170
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
740
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31 to 33
26
Strength to Weight: Bending, points 26 to 27
23
Thermal Diffusivity, mm2/s 3.5
4.6
Thermal Shock Resistance, points 23 to 25
20

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 28 to 30
24.5 to 26.5
Copper (Cu), % 0 to 0.8
2.8 to 3.5
Iron (Fe), % 56.6 to 63.6
56.7 to 65.1
Manganese (Mn), % 0.8 to 1.5
0 to 1.5
Molybdenum (Mo), % 1.5 to 2.6
2.5 to 3.5
Nickel (Ni), % 5.8 to 7.5
5.0 to 7.0
Nitrogen (N), % 0.3 to 0.4
0.12 to 0.22
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.025