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S44537 Stainless Steel vs. EN 1.4659 Stainless Steel

Both S44537 stainless steel and EN 1.4659 stainless steel are iron alloys. They have 66% 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 S44537 stainless steel and the bottom bar is EN 1.4659 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
260
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 21
49
Fatigue Strength, MPa 230
460
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
81
Shear Strength, MPa 320
640
Tensile Strength: Ultimate (UTS), MPa 510
900
Tensile Strength: Yield (Proof), MPa 360
480

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 530
440
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1480
1480
Melting Onset (Solidus), °C 1430
1430
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 21
12
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 19
37
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 3.4
6.5
Embodied Energy, MJ/kg 50
89
Embodied Water, L/kg 140
220

Common Calculations

PREN (Pitting Resistance) 26
54
Resilience: Ultimate (Unit Rupture Work), MJ/m3 95
370
Resilience: Unit (Modulus of Resilience), kJ/m3 320
550
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
31
Strength to Weight: Bending, points 18
25
Thermal Diffusivity, mm2/s 5.6
3.2
Thermal Shock Resistance, points 17
19

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 20 to 24
23 to 25
Copper (Cu), % 0 to 0.5
1.0 to 2.0
Iron (Fe), % 69 to 78.6
35.7 to 45.7
Lanthanum (La), % 0.040 to 0.2
0
Manganese (Mn), % 0 to 0.8
2.0 to 4.0
Molybdenum (Mo), % 0
5.5 to 6.5
Nickel (Ni), % 0 to 0.5
21 to 23
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.040
0.35 to 0.5
Phosphorus (P), % 0 to 0.050
0 to 0.030
Silicon (Si), % 0.1 to 0.6
0 to 0.7
Sulfur (S), % 0 to 0.0060
0 to 0.010
Titanium (Ti), % 0.020 to 0.2
0
Tungsten (W), % 1.0 to 3.0
1.5 to 2.5