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EN 1.4008 Stainless Steel vs. EN 1.4110 Stainless Steel

Both EN 1.4008 stainless steel and EN 1.4110 stainless steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 31 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 1.4008 stainless steel and the bottom bar is EN 1.4110 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
11 to 14
Fatigue Strength, MPa 300
250 to 730
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 670
770 to 1720
Tensile Strength: Yield (Proof), MPa 500
430 to 1330

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 760
790
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
30
Thermal Expansion, µm/m-K 11
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 8.0
8.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.1
2.3
Embodied Energy, MJ/kg 30
33
Embodied Water, L/kg 100
110

Common Calculations

PREN (Pitting Resistance) 14
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
90 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 630
480 to 4550
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
28 to 62
Strength to Weight: Bending, points 22
24 to 41
Thermal Diffusivity, mm2/s 6.7
8.1
Thermal Shock Resistance, points 23
27 to 60

Alloy Composition

Carbon (C), % 0 to 0.1
0.48 to 0.6
Chromium (Cr), % 12 to 13.5
13 to 15
Iron (Fe), % 81.8 to 86.8
81.4 to 86
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.2 to 0.5
0.5 to 0.8
Nickel (Ni), % 1.0 to 2.0
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 0.015
Vanadium (V), % 0
0 to 0.15