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S44330 Stainless Steel vs. EN 1.4028 Stainless Steel

Both S44330 stainless steel and EN 1.4028 stainless steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 32 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 S44330 stainless steel and the bottom bar is EN 1.4028 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
11 to 17
Fatigue Strength, MPa 160
230 to 400
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 280
410 to 550
Tensile Strength: Ultimate (UTS), MPa 440
660 to 930
Tensile Strength: Yield (Proof), MPa 230
390 to 730

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 560
390
Maximum Temperature: Mechanical, °C 990
760
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
30
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 13
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.8
1.9
Embodied Energy, MJ/kg 40
27
Embodied Water, L/kg 140
100

Common Calculations

PREN (Pitting Resistance) 22
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
94 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 140
380 to 1360
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 16
24 to 33
Strength to Weight: Bending, points 17
22 to 27
Thermal Diffusivity, mm2/s 5.7
8.1
Thermal Shock Resistance, points 16
23 to 32

Alloy Composition

Carbon (C), % 0 to 0.025
0.26 to 0.35
Chromium (Cr), % 20 to 23
12 to 14
Copper (Cu), % 0.3 to 0.8
0
Iron (Fe), % 72.5 to 79.7
83.1 to 87.7
Manganese (Mn), % 0 to 1.0
0 to 1.5
Niobium (Nb), % 0 to 0.8
0
Nitrogen (N), % 0 to 0.025
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0 to 0.8
0