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ASTM Grade HC Steel vs. EN 1.7710 Steel

Both ASTM grade HC steel and EN 1.7710 steel are iron alloys. They have 71% of their average alloy composition in common. There are 30 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 ASTM grade HC steel and the bottom bar is EN 1.7710 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 6.0
6.8 to 11
Fatigue Strength, MPa 96
500 to 620
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 430
930 to 1070
Tensile Strength: Yield (Proof), MPa 200
800 to 1060

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1100
440
Melting Completion (Liquidus), °C 1410
1470
Melting Onset (Solidus), °C 1370
1430
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
41
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 14
3.5
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.8
2.2
Embodied Energy, MJ/kg 40
30
Embodied Water, L/kg 170
57

Common Calculations

PREN (Pitting Resistance) 29
4.5
Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
73 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 95
1680 to 2970
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 16
33 to 38
Strength to Weight: Bending, points 16
27 to 30
Thermal Diffusivity, mm2/s 4.5
11
Thermal Shock Resistance, points 14
27 to 31

Alloy Composition

Carbon (C), % 0 to 0.5
0.12 to 0.18
Chromium (Cr), % 26 to 30
1.3 to 1.8
Iron (Fe), % 61.9 to 74
95.1 to 97
Manganese (Mn), % 0 to 1.0
0.6 to 1.0
Molybdenum (Mo), % 0 to 0.5
0.8 to 1.0
Nickel (Ni), % 0 to 4.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 2.0
0 to 0.6
Sulfur (S), % 0 to 0.040
0 to 0.030
Vanadium (V), % 0
0.15 to 0.25