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EN 1.8515 Steel vs. ASTM Grade HD Steel

Both EN 1.8515 steel and ASTM grade HD steel are iron alloys. They have 69% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.8515 steel and the bottom bar is ASTM grade HD steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11
9.1
Fatigue Strength, MPa 580
140
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 74
80
Tensile Strength: Ultimate (UTS), MPa 1130
590
Tensile Strength: Yield (Proof), MPa 940
270

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 470
1100
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.5
17
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.6
3.1
Embodied Energy, MJ/kg 22
45
Embodied Water, L/kg 60
180

Common Calculations

PREN (Pitting Resistance) 4.4
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
44
Resilience: Unit (Modulus of Resilience), kJ/m3 2310
180
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 40
21
Strength to Weight: Bending, points 31
20
Thermal Diffusivity, mm2/s 11
4.3
Thermal Shock Resistance, points 33
19

Alloy Composition

Carbon (C), % 0.28 to 0.35
0 to 0.5
Chromium (Cr), % 2.8 to 3.3
26 to 30
Iron (Fe), % 94.7 to 96.5
58.4 to 70
Manganese (Mn), % 0.4 to 0.7
0 to 1.5
Molybdenum (Mo), % 0.3 to 0.5
0 to 0.5
Nickel (Ni), % 0 to 0.3
4.0 to 7.0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 2.0
Sulfur (S), % 0 to 0.035
0 to 0.040