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EN 1.4017 Stainless Steel vs. EN 1.4516 Stainless Steel

Both EN 1.4017 stainless steel and EN 1.4516 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4017 stainless steel and the bottom bar is EN 1.4516 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14
23
Fatigue Strength, MPa 220
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 350
350
Tensile Strength: Ultimate (UTS), MPa 580
550
Tensile Strength: Yield (Proof), MPa 390
320

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 870
720
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
30
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
7.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.2
2.0
Embodied Energy, MJ/kg 31
28
Embodied Water, L/kg 120
97

Common Calculations

PREN (Pitting Resistance) 17
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
110
Resilience: Unit (Modulus of Resilience), kJ/m3 380
260
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
20
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 8.1
8.1
Thermal Shock Resistance, points 20
20

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 16 to 18
10.5 to 12.5
Iron (Fe), % 78.3 to 82.8
83.3 to 89
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 1.2 to 1.6
0.5 to 1.5
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0.050 to 0.35