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EN 1.4374 Stainless Steel vs. AISI 310 Stainless Steel

Both EN 1.4374 stainless steel and AISI 310 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 33 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 1.4374 stainless steel and the bottom bar is AISI 310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
180 to 220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
34 to 45
Fatigue Strength, MPa 340
240 to 280
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
78
Shear Strength, MPa 550
420 to 470
Tensile Strength: Ultimate (UTS), MPa 800
600 to 710
Tensile Strength: Yield (Proof), MPa 400
260 to 350

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 920
1040
Melting Completion (Liquidus), °C 1400
1450
Melting Onset (Solidus), °C 1360
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 14
25
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
4.3
Embodied Energy, MJ/kg 42
61
Embodied Water, L/kg 150
190

Common Calculations

PREN (Pitting Resistance) 23
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
200 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 400
170 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
21 to 25
Strength to Weight: Bending, points 25
20 to 22
Thermal Diffusivity, mm2/s 4.0
3.9
Thermal Shock Resistance, points 17
14 to 17

Alloy Composition

Carbon (C), % 0.050 to 0.1
0 to 0.25
Chromium (Cr), % 17.5 to 18.5
24 to 26
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 63.5 to 67.9
48.2 to 57
Manganese (Mn), % 9.0 to 10
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 5.0 to 6.0
19 to 22
Nitrogen (N), % 0.25 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0.3 to 0.6
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030