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S44800 Stainless Steel vs. EN 1.4035 Stainless Steel

Both S44800 stainless steel and EN 1.4035 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 78% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S44800 stainless steel and the bottom bar is EN 1.4035 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
220
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
18
Fatigue Strength, MPa 300
250
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
76
Shear Strength, MPa 370
430
Tensile Strength: Ultimate (UTS), MPa 590
690
Tensile Strength: Yield (Proof), MPa 450
400

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 460
380
Maximum Temperature: Mechanical, °C 1100
760
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
29
Thermal Expansion, µm/m-K 11
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 19
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.8
2.0
Embodied Energy, MJ/kg 52
27
Embodied Water, L/kg 190
100

Common Calculations

PREN (Pitting Resistance) 42
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 480
420
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
25
Strength to Weight: Bending, points 20
22
Thermal Diffusivity, mm2/s 4.6
7.8
Thermal Shock Resistance, points 19
25

Alloy Composition

Carbon (C), % 0 to 0.010
0.43 to 0.5
Chromium (Cr), % 28 to 30
12.5 to 14
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 62.6 to 66.5
82.1 to 86.9
Manganese (Mn), % 0 to 0.3
0 to 2.0
Molybdenum (Mo), % 3.5 to 4.2
0
Nickel (Ni), % 2.0 to 2.5
0
Nitrogen (N), % 0 to 0.020
0
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
0.15 to 0.35