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S44735 Stainless Steel vs. EN 1.4658 Stainless Steel

Both S44735 stainless steel and EN 1.4658 stainless steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 29 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 S44735 stainless steel and the bottom bar is EN 1.4658 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
260
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 21
28
Fatigue Strength, MPa 300
530
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 82
81
Shear Strength, MPa 390
580
Tensile Strength: Ultimate (UTS), MPa 630
900
Tensile Strength: Yield (Proof), MPa 460
730

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 650
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 480
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 21
25
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 4.4
4.5
Embodied Energy, MJ/kg 61
61
Embodied Water, L/kg 180
200

Common Calculations

PREN (Pitting Resistance) 42
49
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
240
Resilience: Unit (Modulus of Resilience), kJ/m3 520
1280
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
32
Strength to Weight: Bending, points 21
26
Thermal Shock Resistance, points 20
24

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 28 to 30
26 to 29
Cobalt (Co), % 0
0.5 to 2.0
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 60.7 to 68.4
50.9 to 63.7
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 3.6 to 4.2
4.0 to 5.0
Nickel (Ni), % 0 to 1.0
5.5 to 9.5
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.045
0.3 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0.2 to 1.0
0