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EN 1.5681 Steel vs. AISI 317LM Stainless Steel

Both EN 1.5681 steel and AISI 317LM stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.5681 steel and the bottom bar is AISI 317LM stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
46
Fatigue Strength, MPa 300
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 630
590
Tensile Strength: Yield (Proof), MPa 430
230

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 420
300
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 48
14
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
24
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.9
4.8
Embodied Energy, MJ/kg 25
65
Embodied Water, L/kg 55
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
210
Resilience: Unit (Modulus of Resilience), kJ/m3 490
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
21
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 13
3.8
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0.060 to 0.12
0 to 0.030
Chromium (Cr), % 0
18 to 20
Iron (Fe), % 92.9 to 94.9
54.4 to 64.5
Manganese (Mn), % 0.5 to 0.8
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 4.5 to 5.5
13.5 to 17.5
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.6
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030