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EN 1.4150 Stainless Steel vs. EN 1.4313 Stainless Steel

Both EN 1.4150 stainless steel and EN 1.4313 stainless steel are iron alloys. They have a very high 95% of their average alloy composition in common. There are 32 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 1.4150 stainless steel and the bottom bar is EN 1.4313 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
12 to 17
Fatigue Strength, MPa 270
340 to 510
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 460
460 to 600
Tensile Strength: Ultimate (UTS), MPa 730
750 to 1000
Tensile Strength: Yield (Proof), MPa 430
580 to 910

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 840
780
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 23
25
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
10
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.8
2.4
Embodied Energy, MJ/kg 42
34
Embodied Water, L/kg 120
110

Common Calculations

PREN (Pitting Resistance) 19
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 470
870 to 2100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
27 to 36
Strength to Weight: Bending, points 24
23 to 28
Thermal Diffusivity, mm2/s 6.2
6.7
Thermal Shock Resistance, points 27
27 to 36

Alloy Composition

Carbon (C), % 0.45 to 0.6
0 to 0.050
Chromium (Cr), % 15 to 16.5
12 to 14
Iron (Fe), % 79 to 82.8
78.5 to 84.2
Manganese (Mn), % 0 to 0.8
0 to 1.5
Molybdenum (Mo), % 0.2 to 0.4
0.3 to 0.7
Nickel (Ni), % 0 to 0.4
3.5 to 4.5
Nitrogen (N), % 0.050 to 0.2
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 1.3 to 1.7
0 to 0.7
Sulfur (S), % 0 to 0.010
0 to 0.015
Vanadium (V), % 0.2 to 0.4
0