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EN 1.4590 Stainless Steel vs. EN 1.4110 Stainless Steel

Both EN 1.4590 stainless steel and EN 1.4110 stainless steel are iron alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4590 stainless steel and the bottom bar is EN 1.4110 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 26
11 to 14
Fatigue Strength, MPa 190
250 to 730
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 310
470 to 1030
Tensile Strength: Ultimate (UTS), MPa 480
770 to 1720
Tensile Strength: Yield (Proof), MPa 270
430 to 1330

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 470
390
Maximum Temperature: Mechanical, °C 860
790
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 26
30
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 11
8.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.3
Embodied Energy, MJ/kg 37
33
Embodied Water, L/kg 120
110

Common Calculations

PREN (Pitting Resistance) 17
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
90 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 190
480 to 4550
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
28 to 62
Strength to Weight: Bending, points 18
24 to 41
Thermal Diffusivity, mm2/s 7.0
8.1
Thermal Shock Resistance, points 17
27 to 60

Alloy Composition

Carbon (C), % 0 to 0.030
0.48 to 0.6
Chromium (Cr), % 16 to 17.5
13 to 15
Iron (Fe), % 79.7 to 83.7
81.4 to 86
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
0.5 to 0.8
Niobium (Nb), % 0.35 to 0.55
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0
0 to 0.15
Zirconium (Zr), % 0 to 0.15
0