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EN 1.7014 Steel vs. S20910 Stainless Steel

Both EN 1.7014 steel and S20910 stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.7014 steel and the bottom bar is S20910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 160
230 to 290
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 460 to 1390
780 to 940

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 420
1080
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 45
13
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
4.8
Embodied Energy, MJ/kg 19
68
Embodied Water, L/kg 50
180

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 49
28 to 33
Strength to Weight: Bending, points 17 to 35
24 to 27
Thermal Diffusivity, mm2/s 12
3.6
Thermal Shock Resistance, points 13 to 41
17 to 21

Alloy Composition

Carbon (C), % 0.14 to 0.2
0 to 0.060
Chromium (Cr), % 0.7 to 1.0
20.5 to 23.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 97.3 to 98.5
52.1 to 62.1
Manganese (Mn), % 0.6 to 0.9
4.0 to 6.0
Molybdenum (Mo), % 0
1.5 to 3.0
Nickel (Ni), % 0
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.3
0 to 0.75
Sulfur (S), % 0.020 to 0.040
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3