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EN 1.4439 Stainless Steel vs. EN 1.0033 Steel

Both EN 1.4439 stainless steel and EN 1.0033 steel are iron alloys. They have 63% of their average alloy composition in common. There are 31 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 EN 1.4439 stainless steel and the bottom bar is EN 1.0033 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
86 to 96
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
17 to 32
Fatigue Strength, MPa 270
120 to 140
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 470
200
Tensile Strength: Ultimate (UTS), MPa 680
300 to 330
Tensile Strength: Yield (Proof), MPa 310
150 to 200

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 980
400
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
53
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 22
1.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.5
1.4
Embodied Energy, MJ/kg 61
18
Embodied Water, L/kg 160
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
48 to 83
Resilience: Unit (Modulus of Resilience), kJ/m3 240
63 to 100
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
10 to 12
Strength to Weight: Bending, points 22
13 to 14
Thermal Diffusivity, mm2/s 3.8
14
Thermal Shock Resistance, points 15
9.4 to 10

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.11
Chromium (Cr), % 16.5 to 18.5
0
Iron (Fe), % 58.7 to 66.9
98.8 to 100
Manganese (Mn), % 0 to 2.0
0 to 0.7
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 12.5 to 14.5
0
Nitrogen (N), % 0.12 to 0.22
0
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.045