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EN 1.4646 Stainless Steel vs. EN 1.5414 Steel

Both EN 1.4646 stainless steel and EN 1.5414 steel are iron alloys. They have 65% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4646 stainless steel and the bottom bar is EN 1.5414 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
170 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
22
Fatigue Strength, MPa 340
250 to 270
Impact Strength: V-Notched Charpy, J 90
46
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 500
350 to 370
Tensile Strength: Ultimate (UTS), MPa 750
550 to 580
Tensile Strength: Yield (Proof), MPa 430
350 to 380

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 910
410
Melting Completion (Liquidus), °C 1390
1470
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 13
2.6
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.8
1.6
Embodied Energy, MJ/kg 41
21
Embodied Water, L/kg 160
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 460
320 to 370
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
19 to 20
Strength to Weight: Bending, points 24
19 to 20
Thermal Shock Resistance, points 16
16 to 17

Alloy Composition

Carbon (C), % 0.020 to 0.1
0 to 0.2
Chromium (Cr), % 17 to 19
0 to 0.3
Copper (Cu), % 1.5 to 3.0
0 to 0.3
Iron (Fe), % 59 to 67.3
96.4 to 98.7
Manganese (Mn), % 10.5 to 12.5
0.9 to 1.5
Molybdenum (Mo), % 0 to 0.5
0.45 to 0.6
Nickel (Ni), % 3.5 to 4.5
0 to 0.3
Nitrogen (N), % 0.2 to 0.3
0 to 0.012
Phosphorus (P), % 0 to 0.050
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.0050