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EN 1.4520 Stainless Steel vs. EN 1.6311 Steel

Both EN 1.4520 stainless steel and EN 1.6311 steel are iron alloys. They have 83% 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 1.4520 stainless steel and the bottom bar is EN 1.6311 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 26
19
Fatigue Strength, MPa 160
340
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 310
400
Tensile Strength: Ultimate (UTS), MPa 480
650
Tensile Strength: Yield (Proof), MPa 220
490

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 870
410
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 20
39
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
2.9
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.2
1.6
Embodied Energy, MJ/kg 32
22
Embodied Water, L/kg 120
51

Common Calculations

PREN (Pitting Resistance) 17
2.1
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
120
Resilience: Unit (Modulus of Resilience), kJ/m3 120
650
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
23
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 5.4
10
Thermal Shock Resistance, points 17
19

Alloy Composition

Carbon (C), % 0 to 0.025
0.15 to 0.23
Chromium (Cr), % 16 to 18
0 to 0.5
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 80.1 to 83.9
95.9 to 98
Manganese (Mn), % 0 to 0.5
1.0 to 1.5
Molybdenum (Mo), % 0
0.45 to 0.6
Nickel (Ni), % 0
0.4 to 0.8
Nitrogen (N), % 0 to 0.015
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035
Titanium (Ti), % 0.15 to 0.8
0
Vanadium (V), % 0
0 to 0.020