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EN 1.3539 Steel vs. SAE-AISI 94B30 Steel

Both EN 1.3539 steel and SAE-AISI 94B30 steel are iron alloys. They have a very high 98% 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 1.3539 steel and the bottom bar is SAE-AISI 94B30 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
150
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 670
500

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 450
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 39
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.2
2.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.5
Embodied Energy, MJ/kg 22
20
Embodied Water, L/kg 57
49

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
18
Strength to Weight: Bending, points 22
18
Thermal Diffusivity, mm2/s 11
10
Thermal Shock Resistance, points 20
15

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0
0.00050 to 0.0030
Carbon (C), % 0.93 to 1.1
0.28 to 0.33
Chromium (Cr), % 1.8 to 2.1
0.3 to 0.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 95.2 to 96.5
97 to 98.1
Manganese (Mn), % 0.8 to 1.1
0.75 to 1.0
Molybdenum (Mo), % 0.5 to 0.6
0.080 to 0.15
Nickel (Ni), % 0
0.3 to 0.6
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.4 to 0.6
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040