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EN 1.5521 Steel vs. EN 1.0070 Steel

Both EN 1.5521 steel and EN 1.0070 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.5521 steel and the bottom bar is EN 1.0070 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 180
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 21
9.1
Fatigue Strength, MPa 210 to 310
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 310 to 360
440
Tensile Strength: Ultimate (UTS), MPa 430 to 1390
740
Tensile Strength: Yield (Proof), MPa 300 to 490
350

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
53
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
7.8

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
1.7
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 19
18
Embodied Water, L/kg 47
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 230
56
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 630
320
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 15 to 49
26
Strength to Weight: Bending, points 16 to 35
23
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 13 to 41
23

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.16 to 0.2
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 98 to 98.9
99.876 to 100
Manganese (Mn), % 0.9 to 1.2
0
Nitrogen (N), % 0
0 to 0.014
Phosphorus (P), % 0 to 0.025
0 to 0.055
Silicon (Si), % 0 to 0.3
0
Sulfur (S), % 0 to 0.025
0 to 0.055