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EN 1.4517 Stainless Steel vs. EN 1.4874 Stainless Steel

Both EN 1.4517 stainless steel and EN 1.4874 stainless steel are iron alloys. They have 61% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4517 stainless steel and the bottom bar is EN 1.4874 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 25
6.7
Fatigue Strength, MPa 380
180
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 730
480
Tensile Strength: Yield (Proof), MPa 550
360

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 450
560
Maximum Temperature: Mechanical, °C 1100
1150
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 17
13
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 20
70
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 3.8
7.6
Embodied Energy, MJ/kg 53
110
Embodied Water, L/kg 180
290

Common Calculations

PREN (Pitting Resistance) 38
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
29
Resilience: Unit (Modulus of Resilience), kJ/m3 740
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
16
Strength to Weight: Bending, points 23
16
Thermal Diffusivity, mm2/s 4.6
3.3
Thermal Shock Resistance, points 20
11

Alloy Composition

Carbon (C), % 0 to 0.030
0.35 to 0.65
Chromium (Cr), % 24.5 to 26.5
19 to 22
Cobalt (Co), % 0
18.5 to 22
Copper (Cu), % 2.8 to 3.5
0
Iron (Fe), % 56.7 to 65.1
23 to 38.9
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 2.5 to 3.5
2.5 to 3.0
Nickel (Ni), % 5.0 to 7.0
18 to 22
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0.12 to 0.22
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0
2.0 to 3.0