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EN 1.4662 Stainless Steel vs. EN 1.3960 Stainless Steel

Both EN 1.4662 stainless steel and EN 1.3960 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4662 stainless steel and the bottom bar is EN 1.3960 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
34
Fatigue Strength, MPa 430 to 450
220
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
78
Tensile Strength: Ultimate (UTS), MPa 810 to 830
590
Tensile Strength: Yield (Proof), MPa 580 to 620
270

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1090
970
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
21
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.2
4.1
Embodied Energy, MJ/kg 45
57
Embodied Water, L/kg 170
160

Common Calculations

PREN (Pitting Resistance) 33
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
170
Resilience: Unit (Modulus of Resilience), kJ/m3 840 to 940
190
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29 to 30
21
Strength to Weight: Bending, points 25
20
Thermal Diffusivity, mm2/s 3.9
3.9
Thermal Shock Resistance, points 22
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 23 to 25
16.5 to 18.5
Copper (Cu), % 0.1 to 0.8
0
Iron (Fe), % 62.6 to 70.2
60.2 to 67.9
Manganese (Mn), % 2.5 to 4.0
0 to 2.0
Molybdenum (Mo), % 1.0 to 2.0
2.5 to 3.0
Nickel (Ni), % 3.0 to 4.5
13 to 15
Nitrogen (N), % 0.2 to 0.3
0.15 to 0.25
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.020