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S45503 Stainless Steel vs. EN 1.4439 Stainless Steel

Both S45503 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 S45503 stainless steel and the bottom bar is EN 1.4439 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 410 to 500
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.6 to 6.8
40
Fatigue Strength, MPa 710 to 800
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
79
Shear Strength, MPa 940 to 1070
470
Tensile Strength: Ultimate (UTS), MPa 1610 to 1850
680
Tensile Strength: Yield (Proof), MPa 1430 to 1700
310

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 640
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 15
22
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.4
4.5
Embodied Energy, MJ/kg 48
61
Embodied Water, L/kg 120
160

Common Calculations

PREN (Pitting Resistance) 13
35
Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 110
220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 57 to 65
24
Strength to Weight: Bending, points 39 to 43
22
Thermal Shock Resistance, points 56 to 64
15

Alloy Composition

Carbon (C), % 0 to 0.010
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), % 72.4 to 78.9
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), % 0.1 to 0.5
0
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 1.0 to 1.4
0