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EN 1.4640 Stainless Steel vs. EN 1.0214 Steel

Both EN 1.4640 stainless steel and EN 1.0214 steel are iron alloys. They have 71% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4640 stainless steel and the bottom bar is EN 1.0214 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 200
97 to 130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 51
12 to 31
Fatigue Strength, MPa 230 to 250
160 to 250
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 440 to 460
250 to 290
Tensile Strength: Ultimate (UTS), MPa 620 to 650
330 to 460
Tensile Strength: Yield (Proof), MPa 240 to 260
210 to 360

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 930
400
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
53
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 14
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 40
18
Embodied Water, L/kg 150
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250 to 260
34 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 170
120 to 340
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 23
12 to 16
Strength to Weight: Bending, points 21
14 to 17
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 14 to 15
11 to 14

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0.030 to 0.080
0.080 to 0.12
Chromium (Cr), % 18 to 19
0
Copper (Cu), % 1.3 to 2.0
0
Iron (Fe), % 67.4 to 73.6
99.17 to 99.6
Manganese (Mn), % 1.5 to 4.0
0.3 to 0.5
Nickel (Ni), % 5.5 to 6.9
0
Nitrogen (N), % 0.030 to 0.11
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.1
Sulfur (S), % 0 to 0.015
0 to 0.025

Comparable Variants