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S32750 Stainless Steel vs. EN 1.4371 Stainless Steel

Both S32750 stainless steel and EN 1.4371 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 33 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 S32750 stainless steel and the bottom bar is EN 1.4371 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
220 to 230
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 17
45 to 51
Fatigue Strength, MPa 360
290 to 340
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 530
520 to 540
Tensile Strength: Ultimate (UTS), MPa 860
740 to 750
Tensile Strength: Yield (Proof), MPa 590
320 to 340

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1100
880
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 21
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.1
2.6
Embodied Energy, MJ/kg 56
38
Embodied Water, L/kg 180
140

Common Calculations

PREN (Pitting Resistance) 43
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
270 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 860
250 to 300
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
27
Strength to Weight: Bending, points 26
24
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 25
16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 24 to 26
16 to 17.5
Copper (Cu), % 0 to 0.5
0 to 1.0
Iron (Fe), % 58.1 to 66.8
66.7 to 74.4
Manganese (Mn), % 0 to 1.2
6.0 to 8.0
Molybdenum (Mo), % 3.0 to 5.0
0
Nickel (Ni), % 6.0 to 8.0
3.5 to 5.5
Nitrogen (N), % 0.24 to 0.32
0.15 to 0.25
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015