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SAE-AISI 1086 Steel vs. EN 1.4307 Stainless Steel

Both SAE-AISI 1086 steel and EN 1.4307 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1086 steel and the bottom bar is EN 1.4307 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 260
180 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11
14 to 46
Fatigue Strength, MPa 300 to 360
190 to 320
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Shear Strength, MPa 450 to 520
410 to 550
Tensile Strength: Ultimate (UTS), MPa 760 to 870
590 to 900
Tensile Strength: Yield (Proof), MPa 480 to 580
200 to 570

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Maximum Temperature: Mechanical, °C 400
940
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 50
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
15
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 19
43
Embodied Water, L/kg 45
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79 to 84
110 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 890
100 to 810
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 27 to 31
21 to 32
Strength to Weight: Bending, points 24 to 26
20 to 27
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 26 to 30
13 to 20

Alloy Composition

Carbon (C), % 0.8 to 0.93
0 to 0.030
Chromium (Cr), % 0
17.5 to 19.5
Iron (Fe), % 98.5 to 98.9
66.8 to 74.5
Manganese (Mn), % 0.3 to 0.5
0 to 2.0
Nickel (Ni), % 0
8.0 to 10.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.015

Comparable Variants