MakeItFrom.com
Menu (ESC)

EN 1.6511 Steel vs. EN 1.4317 Stainless Steel

Both EN 1.6511 steel and EN 1.4317 stainless steel are iron alloys. Both are furnished in the quenched and tempered condition. They have 85% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.6511 steel and the bottom bar is EN 1.4317 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12
17
Fatigue Strength, MPa 480
380
Impact Strength: V-Notched Charpy, J 37
56
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 990
860
Tensile Strength: Yield (Proof), MPa 770
630

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 430
770
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 36
26
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 3.1
10
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
2.4
Embodied Energy, MJ/kg 21
33
Embodied Water, L/kg 53
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
130
Resilience: Unit (Modulus of Resilience), kJ/m3 1590
1010
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 35
31
Strength to Weight: Bending, points 28
26
Thermal Diffusivity, mm2/s 9.9
7.0
Thermal Shock Resistance, points 29
30

Alloy Composition

Carbon (C), % 0.32 to 0.4
0 to 0.060
Chromium (Cr), % 0.9 to 1.2
12 to 13.5
Iron (Fe), % 95.6 to 97.2
78.7 to 84.5
Manganese (Mn), % 0.5 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.3
0 to 0.7
Nickel (Ni), % 0.9 to 1.2
3.5 to 5.0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.025