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ASTM A227 Spring Steel vs. EN 1.3563 Steel

Both ASTM A227 spring steel and EN 1.3563 steel are iron alloys. Their average alloy composition is basically identical. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM A227 spring steel and the bottom bar is EN 1.3563 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 500 to 640
210 to 220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 1720 to 2220
690 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
420
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 52
43
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.5
Embodied Energy, MJ/kg 19
20
Embodied Water, L/kg 46
52

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 61 to 79
24 to 65
Strength to Weight: Bending, points 41 to 48
22 to 43
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 55 to 71
20 to 54

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.45 to 0.85
0.4 to 0.46
Chromium (Cr), % 0
0.9 to 1.2
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 97.4 to 99.1
96.8 to 98.4
Manganese (Mn), % 0.3 to 1.3
0.6 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.3
Oxygen (O), % 0
0 to 0.0020
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0.15 to 0.35
0 to 0.4
Sulfur (S), % 0 to 0.050
0 to 0.030

Comparable Variants