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S44800 Stainless Steel vs. EN 1.4607 Stainless Steel

Both S44800 stainless steel and EN 1.4607 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 84% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S44800 stainless steel and the bottom bar is EN 1.4607 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
21
Fatigue Strength, MPa 300
180
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
77
Shear Strength, MPa 370
330
Tensile Strength: Ultimate (UTS), MPa 590
530
Tensile Strength: Yield (Proof), MPa 450
270

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
580
Maximum Temperature: Mechanical, °C 1100
930
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
18
Thermal Expansion, µm/m-K 11
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.8
2.8
Embodied Energy, MJ/kg 52
40
Embodied Water, L/kg 190
130

Common Calculations

PREN (Pitting Resistance) 42
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
91
Resilience: Unit (Modulus of Resilience), kJ/m3 480
190
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
19
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 4.6
4.9
Thermal Shock Resistance, points 19
19

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.030
Chromium (Cr), % 28 to 30
18.5 to 20.5
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 62.6 to 66.5
75.6 to 81.4
Manganese (Mn), % 0 to 0.3
0 to 1.0
Molybdenum (Mo), % 3.5 to 4.2
0
Nickel (Ni), % 2.0 to 2.5
0
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0 to 0.020
0 to 0.030
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.8