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S44330 Stainless Steel vs. EN 1.4515 Stainless Steel

Both S44330 stainless steel and EN 1.4515 stainless steel are iron alloys. They have 86% 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 S44330 stainless steel and the bottom bar is EN 1.4515 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25
25
Fatigue Strength, MPa 160
380
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 440
730
Tensile Strength: Yield (Proof), MPa 230
550

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 560
450
Maximum Temperature: Mechanical, °C 990
1100
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
16
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
19
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.8
Embodied Energy, MJ/kg 40
53
Embodied Water, L/kg 140
180

Common Calculations

PREN (Pitting Resistance) 22
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
170
Resilience: Unit (Modulus of Resilience), kJ/m3 140
730
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 16
26
Strength to Weight: Bending, points 17
23
Thermal Diffusivity, mm2/s 5.7
4.3
Thermal Shock Resistance, points 16
20

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.030
Chromium (Cr), % 20 to 23
24.5 to 26.5
Copper (Cu), % 0.3 to 0.8
0.8 to 1.3
Iron (Fe), % 72.5 to 79.7
58.4 to 66.6
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 0
5.5 to 7.0
Niobium (Nb), % 0 to 0.8
0
Nitrogen (N), % 0 to 0.025
0.12 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0 to 0.8
0