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EN 1.4872 Stainless Steel vs. EN 1.4662 Stainless Steel

Both EN 1.4872 stainless steel and EN 1.4662 stainless steel are iron alloys. They have 90% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4872 stainless steel and the bottom bar is EN 1.4662 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
28
Fatigue Strength, MPa 410
430 to 450
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
79
Shear Strength, MPa 620
520 to 540
Tensile Strength: Ultimate (UTS), MPa 950
810 to 830
Tensile Strength: Yield (Proof), MPa 560
580 to 620

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 440
440
Maximum Temperature: Mechanical, °C 1150
1090
Melting Completion (Liquidus), °C 1390
1430
Melting Onset (Solidus), °C 1340
1380
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 17
16
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 3.3
3.2
Embodied Energy, MJ/kg 47
45
Embodied Water, L/kg 180
170

Common Calculations

PREN (Pitting Resistance) 30
33
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
210
Resilience: Unit (Modulus of Resilience), kJ/m3 780
840 to 940
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 35
29 to 30
Strength to Weight: Bending, points 28
25
Thermal Diffusivity, mm2/s 3.9
3.9
Thermal Shock Resistance, points 21
22

Alloy Composition

Carbon (C), % 0.2 to 0.3
0 to 0.030
Chromium (Cr), % 24 to 26
23 to 25
Copper (Cu), % 0
0.1 to 0.8
Iron (Fe), % 54.2 to 61.6
62.6 to 70.2
Manganese (Mn), % 8.0 to 10
2.5 to 4.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 6.0 to 8.0
3.0 to 4.5
Nitrogen (N), % 0.2 to 0.4
0.2 to 0.3
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.015
0 to 0.0050