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EN 1.5521 Steel vs. EN 1.7383 Steel

Both EN 1.5521 steel and EN 1.7383 steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, 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 1.7383 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 180
170 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 21
20 to 23
Fatigue Strength, MPa 210 to 310
210 to 270
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 310 to 360
350 to 380
Tensile Strength: Ultimate (UTS), MPa 430 to 1390
560 to 610
Tensile Strength: Yield (Proof), MPa 300 to 490
300 to 400

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 400
460
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
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
3.9
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.8
Embodied Energy, MJ/kg 19
23
Embodied Water, L/kg 47
59

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 230
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 630
240 to 420
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 15 to 49
20 to 22
Strength to Weight: Bending, points 16 to 35
19 to 20
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 13 to 41
16 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.16 to 0.2
0.080 to 0.15
Chromium (Cr), % 0
2.0 to 2.5
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 98 to 98.9
94.3 to 96.6
Manganese (Mn), % 0.9 to 1.2
0.4 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.3
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.010