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S45500 Stainless Steel vs. EN 1.4439 Stainless Steel

Both S45500 stainless steel and EN 1.4439 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S45500 stainless steel and the bottom bar is EN 1.4439 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 500
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 3.4 to 11
40
Fatigue Strength, MPa 570 to 890
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
79
Shear Strength, MPa 790 to 1090
470
Tensile Strength: Ultimate (UTS), MPa 1370 to 1850
680
Tensile Strength: Yield (Proof), MPa 1240 to 1700
310

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 620
410
Maximum Temperature: Mechanical, °C 760
980
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 17
22
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.8
4.5
Embodied Energy, MJ/kg 57
61
Embodied Water, L/kg 120
160

Common Calculations

PREN (Pitting Resistance) 13
35
Resilience: Ultimate (Unit Rupture Work), MJ/m3 45 to 190
220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 48 to 65
24
Strength to Weight: Bending, points 35 to 42
22
Thermal Shock Resistance, points 48 to 64
15

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 11 to 12.5
16.5 to 18.5
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 71.5 to 79.2
58.7 to 66.9
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
4.0 to 5.0
Nickel (Ni), % 7.5 to 9.5
12.5 to 14.5
Niobium (Nb), % 0 to 0.5
0
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 0.8 to 1.4
0