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AISI 442 Stainless Steel vs. EN 1.0045 Steel

Both AISI 442 stainless steel and EN 1.0045 steel are iron alloys. They have 79% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 442 stainless steel and the bottom bar is EN 1.0045 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
150
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
20
Fatigue Strength, MPa 210
230
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 370
330
Tensile Strength: Ultimate (UTS), MPa 580
530
Tensile Strength: Yield (Proof), MPa 310
330

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 960
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 22
50
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 10
1.9
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.3
1.4
Embodied Energy, MJ/kg 32
19
Embodied Water, L/kg 130
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
93
Resilience: Unit (Modulus of Resilience), kJ/m3 250
290
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
19
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 5.8
14
Thermal Shock Resistance, points 20
17

Alloy Composition

Carbon (C), % 0 to 0.2
0 to 0.27
Chromium (Cr), % 18 to 23
0
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 74.1 to 82
96.7 to 100
Manganese (Mn), % 0 to 1.0
0 to 1.7
Nickel (Ni), % 0 to 0.6
0
Nitrogen (N), % 0
0 to 0.014
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.040
0 to 0.045