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AISI 446 Stainless Steel vs. EN 1.0038 Steel

Both AISI 446 stainless steel and EN 1.0038 steel are iron alloys. They have 75% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 446 stainless steel and the bottom bar is EN 1.0038 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
110 to 120
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
23 to 25
Fatigue Strength, MPa 200
140 to 160
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 360
240 to 270
Tensile Strength: Ultimate (UTS), MPa 570
380 to 430
Tensile Strength: Yield (Proof), MPa 300
200 to 220

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1180
400
Melting Completion (Liquidus), °C 1510
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
49
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
1.4
Embodied Energy, MJ/kg 35
19
Embodied Water, L/kg 150
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
72 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 230
110 to 130
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 21
13 to 15
Strength to Weight: Bending, points 20
15 to 16
Thermal Diffusivity, mm2/s 4.6
13
Thermal Shock Resistance, points 19
12 to 13

Alloy Composition

Carbon (C), % 0 to 0.2
0 to 0.23
Chromium (Cr), % 23 to 27
0 to 0.3
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 69.2 to 77
97.1 to 100
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.080
Nickel (Ni), % 0 to 0.75
0 to 0.3
Nitrogen (N), % 0 to 0.25
0 to 0.014
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.55
Sulfur (S), % 0 to 0.030
0 to 0.045