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EN 1.4062 Stainless Steel vs. SAE-AISI 1049 Steel

Both EN 1.4062 stainless steel and SAE-AISI 1049 steel are iron alloys. They have 74% of their average alloy composition in common. There are 30 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 EN 1.4062 stainless steel and the bottom bar is SAE-AISI 1049 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23 to 34
11 to 17
Fatigue Strength, MPa 410 to 420
250 to 400
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
72
Shear Strength, MPa 510
420 to 450
Tensile Strength: Ultimate (UTS), MPa 770 to 800
680 to 750
Tensile Strength: Yield (Proof), MPa 530 to 600
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1030
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
51
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 12
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.4
Embodied Energy, MJ/kg 37
18
Embodied Water, L/kg 150
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170 to 230
75 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 690 to 910
370 to 1090
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 29
24 to 27
Strength to Weight: Bending, points 24 to 25
22 to 23
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 21 to 22
22 to 24

Alloy Composition

Carbon (C), % 0 to 0.030
0.46 to 0.53
Chromium (Cr), % 21.5 to 24
0
Iron (Fe), % 69.3 to 77.3
98.5 to 98.9
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Molybdenum (Mo), % 0 to 0.45
0
Nickel (Ni), % 1.0 to 2.9
0
Nitrogen (N), % 0.16 to 0.28
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.010
0 to 0.050

Comparable Variants