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EN 1.4612 Stainless Steel vs. S66286 Stainless Steel

Both EN 1.4612 stainless steel and S66286 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 27 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 1.4612 stainless steel and the bottom bar is S66286 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11
17 to 40
Fatigue Strength, MPa 860 to 950
240 to 410
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
75
Shear Strength, MPa 1010 to 1110
420 to 630
Tensile Strength: Ultimate (UTS), MPa 1690 to 1850
620 to 1020
Tensile Strength: Yield (Proof), MPa 1570 to 1730
280 to 670

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 450
780
Maximum Temperature: Mechanical, °C 790
920
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 16
26
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.6
6.0
Embodied Energy, MJ/kg 50
87
Embodied Water, L/kg 140
170

Common Calculations

PREN (Pitting Resistance) 19
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 210
150 to 200
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 60 to 65
22 to 36
Strength to Weight: Bending, points 40 to 43
20 to 28
Thermal Shock Resistance, points 58 to 63
13 to 22

Alloy Composition

Aluminum (Al), % 1.4 to 1.8
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0 to 0.015
0 to 0.080
Chromium (Cr), % 11 to 12.5
13.5 to 16
Iron (Fe), % 71.5 to 75.5
49.1 to 59.5
Manganese (Mn), % 0 to 0.1
0 to 2.0
Molybdenum (Mo), % 1.8 to 2.3
1.0 to 1.5
Nickel (Ni), % 10.2 to 11.3
24 to 27
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0.2 to 0.5
1.9 to 2.4
Vanadium (V), % 0
0.1 to 0.5