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EN 1.4371 Stainless Steel vs. S44626 Stainless Steel

Both EN 1.4371 stainless steel and S44626 stainless steel are iron alloys. They have 88% 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 EN 1.4371 stainless steel and the bottom bar is S44626 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 230
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45 to 51
23
Fatigue Strength, MPa 290 to 340
230
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
80
Shear Strength, MPa 520 to 540
340
Tensile Strength: Ultimate (UTS), MPa 740 to 750
540
Tensile Strength: Yield (Proof), MPa 320 to 340
350

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
560
Maximum Temperature: Mechanical, °C 880
1100
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
17
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 12
14
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.9
Embodied Energy, MJ/kg 38
42
Embodied Water, L/kg 140
160

Common Calculations

PREN (Pitting Resistance) 20
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270 to 310
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 300
300
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 27
19
Strength to Weight: Bending, points 24
19
Thermal Diffusivity, mm2/s 4.0
4.6
Thermal Shock Resistance, points 16
18

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.060
Chromium (Cr), % 16 to 17.5
25 to 27
Copper (Cu), % 0 to 1.0
0 to 0.2
Iron (Fe), % 66.7 to 74.4
68.1 to 74.1
Manganese (Mn), % 6.0 to 8.0
0 to 0.75
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 3.5 to 5.5
0 to 0.5
Nitrogen (N), % 0.15 to 0.25
0 to 0.040
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0
0.2 to 1.0