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EN 1.4640 Stainless Steel vs. EN 1.0117 Steel

Both EN 1.4640 stainless steel and EN 1.0117 steel are iron alloys. They have 72% 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 1.0117 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 200
120
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 51
25
Fatigue Strength, MPa 230 to 250
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 440 to 460
270
Tensile Strength: Ultimate (UTS), MPa 620 to 650
430
Tensile Strength: Yield (Proof), MPa 240 to 260
220

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 930
400
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
52
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 14
1.9
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
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250 to 260
88
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 170
130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 23
15
Strength to Weight: Bending, points 21
16
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 14 to 15
13

Alloy Composition

Carbon (C), % 0.030 to 0.080
0 to 0.19
Chromium (Cr), % 18 to 19
0
Copper (Cu), % 1.3 to 2.0
0 to 0.6
Iron (Fe), % 67.4 to 73.6
97.6 to 100
Manganese (Mn), % 1.5 to 4.0
0 to 1.5
Nickel (Ni), % 5.5 to 6.9
0
Nitrogen (N), % 0.030 to 0.11
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0 to 0.035