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EN 1.0434 Steel vs. SAE-AISI 1552 Steel

Both EN 1.0434 steel and SAE-AISI 1552 steel are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is EN 1.0434 steel and the bottom bar is SAE-AISI 1552 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110 to 160
220 to 250
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 28
11 to 14
Fatigue Strength, MPa 190 to 300
290 to 400
Poisson's Ratio 0.29
0.29
Reduction in Area, % 64 to 74
34 to 46
Shear Modulus, GPa 73
72
Shear Strength, MPa 280 to 330
460 to 510
Tensile Strength: Ultimate (UTS), MPa 390 to 540
760 to 840
Tensile Strength: Yield (Proof), MPa 250 to 450
460 to 650

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
51
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
19
Embodied Water, L/kg 46
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39 to 140
81 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 540
560 to 1130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 14 to 19
27 to 30
Strength to Weight: Bending, points 15 to 19
24 to 25
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 12 to 17
26 to 29

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0.15 to 0.19
0.47 to 0.55
Iron (Fe), % 98.8 to 99.18
97.9 to 98.3
Manganese (Mn), % 0.65 to 0.85
1.2 to 1.5
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.025
0 to 0.050

Comparable Variants