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EN 1.4122 Stainless Steel vs. AISI 310S Stainless Steel

Both EN 1.4122 stainless steel and AISI 310S stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4122 stainless steel and the bottom bar is AISI 310S stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14
34 to 44
Fatigue Strength, MPa 260 to 360
250 to 280
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 480 to 520
420 to 470
Tensile Strength: Ultimate (UTS), MPa 790 to 850
600 to 710
Tensile Strength: Yield (Proof), MPa 450 to 630
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 400
450
Maximum Temperature: Mechanical, °C 870
1100
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.4
4.3
Embodied Energy, MJ/kg 33
61
Embodied Water, L/kg 120
190

Common Calculations

PREN (Pitting Resistance) 20
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 110
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 520 to 1000
190 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 31
21 to 25
Strength to Weight: Bending, points 25 to 26
20 to 22
Thermal Diffusivity, mm2/s 4.0
4.1
Thermal Shock Resistance, points 28 to 30
14 to 16

Alloy Composition

Carbon (C), % 0.33 to 0.45
0 to 0.080
Chromium (Cr), % 15.5 to 17.5
24 to 26
Iron (Fe), % 77.2 to 83.4
48.3 to 57
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0.8 to 1.3
0
Nickel (Ni), % 0 to 1.0
19 to 22
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.030