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EN 1.3551 Steel vs. AISI 310S Stainless Steel

Both EN 1.3551 steel and AISI 310S stainless steel are iron alloys. They have 57% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.3551 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 190
200
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 75
79
Tensile Strength: Ultimate (UTS), MPa 720
600 to 710

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Maximum Temperature: Mechanical, °C 530
1100
Melting Completion (Liquidus), °C 1490
1450
Melting Onset (Solidus), °C 1450
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 36
16
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.6
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
25
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.9
4.3
Embodied Energy, MJ/kg 71
61
Embodied Water, L/kg 82
190

Common Calculations

PREN (Pitting Resistance) 18
25
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
21 to 25
Strength to Weight: Bending, points 23
20 to 22
Thermal Diffusivity, mm2/s 9.8
4.1
Thermal Shock Resistance, points 21
14 to 16

Alloy Composition

Carbon (C), % 0.77 to 0.85
0 to 0.080
Chromium (Cr), % 3.9 to 4.3
24 to 26
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 88.8 to 91.1
48.3 to 57
Manganese (Mn), % 0.15 to 0.35
0 to 2.0
Molybdenum (Mo), % 4.0 to 4.5
0
Nickel (Ni), % 0
19 to 22
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.4
0 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Tungsten (W), % 0 to 0.25
0
Vanadium (V), % 0.9 to 1.1
0