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EN 1.4451 Stainless Steel vs. AISI 310S Stainless Steel

Both EN 1.4451 stainless steel and AISI 310S stainless steel are iron alloys. They have 85% 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 1.4451 stainless steel and the bottom bar is AISI 310S stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
170 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25
34 to 44
Fatigue Strength, MPa 370
250 to 280
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
79
Tensile Strength: Ultimate (UTS), MPa 750
600 to 710
Tensile Strength: Yield (Proof), MPa 540
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 450
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
16
Thermal Expansion, µm/m-K 17
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 20
25
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.8
4.3
Embodied Energy, MJ/kg 53
61
Embodied Water, L/kg 190
190

Common Calculations

PREN (Pitting Resistance) 39
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 710
190 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
21 to 25
Strength to Weight: Bending, points 23
20 to 22
Thermal Diffusivity, mm2/s 4.5
4.1
Thermal Shock Resistance, points 16
14 to 16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 25 to 27
24 to 26
Copper (Cu), % 2.8 to 3.5
0
Iron (Fe), % 56.2 to 64.6
48.3 to 57
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 5.0 to 7.0
19 to 22
Nitrogen (N), % 0.12 to 0.22
0
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.025
0 to 0.030