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EN 1.7711 Steel vs. ASTM Grade HE Steel

Both EN 1.7711 steel and ASTM grade HE steel are iron alloys. They have 62% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.7711 steel and the bottom bar is ASTM grade HE steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 280
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16 to 22
10
Fatigue Strength, MPa 290 to 520
160
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 690 to 930
670
Tensile Strength: Yield (Proof), MPa 400 to 800
310

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 430
1100
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 33
14
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
19
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.3
3.5
Embodied Energy, MJ/kg 32
50
Embodied Water, L/kg 54
190

Common Calculations

PREN (Pitting Resistance) 2.9
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 140
56
Resilience: Unit (Modulus of Resilience), kJ/m3 430 to 1690
240
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24 to 33
24
Strength to Weight: Bending, points 22 to 27
22
Thermal Diffusivity, mm2/s 8.9
3.6
Thermal Shock Resistance, points 24 to 32
14

Alloy Composition

Aluminum (Al), % 0 to 0.015
0
Carbon (C), % 0.36 to 0.44
0.2 to 0.5
Chromium (Cr), % 0.9 to 1.2
26 to 30
Iron (Fe), % 96 to 97.5
53.9 to 65.8
Manganese (Mn), % 0.45 to 0.85
0 to 2.0
Molybdenum (Mo), % 0.5 to 0.65
0 to 0.5
Nickel (Ni), % 0
8.0 to 11
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0.25 to 0.35
0