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EN 1.4378 Stainless Steel vs. S32906 Stainless Steel

Both EN 1.4378 stainless steel and S32906 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4378 stainless steel and the bottom bar is S32906 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 340
270
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 14 to 34
28
Fatigue Strength, MPa 340 to 550
460
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
81
Shear Strength, MPa 510 to 680
550
Tensile Strength: Ultimate (UTS), MPa 760 to 1130
850
Tensile Strength: Yield (Proof), MPa 430 to 970
620

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
460
Maximum Temperature: Mechanical, °C 910
1100
Melting Completion (Liquidus), °C 1390
1430
Melting Onset (Solidus), °C 1350
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 12
20
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.7
3.7
Embodied Energy, MJ/kg 39
52
Embodied Water, L/kg 150
190

Common Calculations

PREN (Pitting Resistance) 23
41
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
220
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 2370
950
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 41
30
Strength to Weight: Bending, points 24 to 31
26
Thermal Shock Resistance, points 16 to 23
23

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 17 to 19
28 to 30
Copper (Cu), % 0
0 to 0.8
Iron (Fe), % 61.2 to 69
56.6 to 63.6
Manganese (Mn), % 11.5 to 14.5
0.8 to 1.5
Molybdenum (Mo), % 0
1.5 to 2.6
Nickel (Ni), % 2.3 to 3.7
5.8 to 7.5
Nitrogen (N), % 0.2 to 0.4
0.3 to 0.4
Phosphorus (P), % 0 to 0.060
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030