MakeItFrom.com
Menu (ESC)

EN 1.7240 Steel vs. EN 1.4062 Stainless Steel

Both EN 1.7240 steel and EN 1.4062 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.7240 steel and the bottom bar is EN 1.4062 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 670 to 1990
770 to 800

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 420
1030
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
2.6
Embodied Energy, MJ/kg 20
37
Embodied Water, L/kg 50
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24 to 71
28 to 29
Strength to Weight: Bending, points 22 to 45
24 to 25
Thermal Diffusivity, mm2/s 12
4.0
Thermal Shock Resistance, points 20 to 59
21 to 22

Alloy Composition

Carbon (C), % 0.56 to 0.64
0 to 0.030
Chromium (Cr), % 0.7 to 1.0
21.5 to 24
Iron (Fe), % 96.7 to 97.9
69.3 to 77.3
Manganese (Mn), % 0.7 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.15 to 0.25
0 to 0.45
Nickel (Ni), % 0
1.0 to 2.9
Nitrogen (N), % 0
0.16 to 0.28
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.010