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EN 1.3536 Steel vs. SAE-AISI 81B45 Steel

Both EN 1.3536 steel and SAE-AISI 81B45 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.3536 steel and the bottom bar is SAE-AISI 81B45 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
160 to 200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 660
540 to 670

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 440
410
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 41
40
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.5
Embodied Energy, MJ/kg 21
20
Embodied Water, L/kg 55
49

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23
19 to 24
Strength to Weight: Bending, points 22
19 to 22
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 19
17 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0
0.00050 to 0.0030
Carbon (C), % 0.93 to 1.1
0.43 to 0.48
Chromium (Cr), % 1.7 to 2.0
0.35 to 0.55
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96 to 97.4
97 to 98
Manganese (Mn), % 0.6 to 0.8
0.75 to 1.0
Molybdenum (Mo), % 0.2 to 0.35
0.080 to 0.15
Nickel (Ni), % 0
0.2 to 0.4
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.15 to 0.45
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040