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S44635 Stainless Steel vs. EN 1.4658 Stainless Steel

Both S44635 stainless steel and EN 1.4658 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S44635 stainless steel and the bottom bar is EN 1.4658 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
260
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 23
28
Fatigue Strength, MPa 390
530
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 81
81
Shear Strength, MPa 450
580
Tensile Strength: Ultimate (UTS), MPa 710
900
Tensile Strength: Yield (Proof), MPa 580
730

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 610
460
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
25
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.4
4.5
Embodied Energy, MJ/kg 62
61
Embodied Water, L/kg 170
200

Common Calculations

PREN (Pitting Resistance) 39
49
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
240
Resilience: Unit (Modulus of Resilience), kJ/m3 810
1280
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
32
Strength to Weight: Bending, points 23
26
Thermal Diffusivity, mm2/s 4.4
4.3
Thermal Shock Resistance, points 23
24

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.030
Chromium (Cr), % 24.5 to 26
26 to 29
Cobalt (Co), % 0
0.5 to 2.0
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 61.5 to 68.5
50.9 to 63.7
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 3.5 to 4.5
4.0 to 5.0
Nickel (Ni), % 3.5 to 4.5
5.5 to 9.5
Niobium (Nb), % 0.2 to 0.8
0
Nitrogen (N), % 0 to 0.035
0.3 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0.2 to 0.8
0