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EN 1.5521 Steel vs. EN 1.0314 Steel

Both EN 1.5521 steel and EN 1.0314 steel are iron alloys. They have a very high 99% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.5521 steel and the bottom bar is EN 1.0314 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 180
92 to 120
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 21
24 to 25
Fatigue Strength, MPa 210 to 310
140 to 220
Poisson's Ratio 0.29
0.29
Reduction in Area, % 59 to 72
78 to 86
Shear Modulus, GPa 73
73
Shear Strength, MPa 310 to 360
200 to 250
Tensile Strength: Ultimate (UTS), MPa 430 to 1390
320 to 400
Tensile Strength: Yield (Proof), MPa 300 to 490
190 to 310

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
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
1.8
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
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 230
68 to 87
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 630
95 to 250
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 15 to 49
11 to 14
Strength to Weight: Bending, points 16 to 35
13 to 15
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 13 to 41
10 to 13

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.16 to 0.2
0 to 0.030
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 98 to 98.9
99.365 to 99.78
Manganese (Mn), % 0.9 to 1.2
0.2 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.3
0 to 0.1
Sulfur (S), % 0 to 0.025
0 to 0.025

Comparable Variants