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EN 1.4462 Stainless Steel vs. S32750 Stainless Steel

Both EN 1.4462 stainless steel and S32750 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 33 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 1.4462 stainless steel and the bottom bar is S32750 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
270
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 26
17
Fatigue Strength, MPa 370
360
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
81
Shear Strength, MPa 500
530
Tensile Strength: Ultimate (UTS), MPa 780
860
Tensile Strength: Yield (Proof), MPa 520
590

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 430
450
Maximum Temperature: Mechanical, °C 1060
1100
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
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
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 17
21
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
4.1
Embodied Energy, MJ/kg 49
56
Embodied Water, L/kg 160
180

Common Calculations

PREN (Pitting Resistance) 34
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
130
Resilience: Unit (Modulus of Resilience), kJ/m3 670
860
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
31
Strength to Weight: Bending, points 24
26
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 21
25

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 21 to 23
24 to 26
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 63.7 to 71.9
58.1 to 66.8
Manganese (Mn), % 0 to 2.0
0 to 1.2
Molybdenum (Mo), % 2.5 to 3.5
3.0 to 5.0
Nickel (Ni), % 4.5 to 6.5
6.0 to 8.0
Nitrogen (N), % 0.1 to 0.22
0.24 to 0.32
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.015
0 to 0.020