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EN 1.4634 Stainless Steel vs. AISI 310S Stainless Steel

Both EN 1.4634 stainless steel and AISI 310S stainless steel are iron alloys. They have 72% 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 1.4634 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, % 21
34 to 44
Fatigue Strength, MPa 180
250 to 280
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 340
420 to 470
Tensile Strength: Ultimate (UTS), MPa 540
600 to 710
Tensile Strength: Yield (Proof), MPa 280
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 500
450
Maximum Temperature: Mechanical, °C 900
1100
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
16
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
25
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.9
4.3
Embodied Energy, MJ/kg 42
61
Embodied Water, L/kg 140
190

Common Calculations

PREN (Pitting Resistance) 19
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 200
190 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
21 to 25
Strength to Weight: Bending, points 19
20 to 22
Thermal Diffusivity, mm2/s 5.8
4.1
Thermal Shock Resistance, points 19
14 to 16

Alloy Composition

Aluminum (Al), % 0.2 to 1.5
0
Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 17.5 to 18.5
24 to 26
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 74.9 to 81.8
48.3 to 57
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 0.5
19 to 22
Niobium (Nb), % 0.3 to 1.0
0
Phosphorus (P), % 0 to 0.050
0 to 0.045
Silicon (Si), % 0.2 to 1.5
0 to 1.5
Sulfur (S), % 0 to 0.050
0 to 0.030