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EN 1.4931 Steel vs. ACI-ASTM CH10 Steel

Both EN 1.4931 steel and ACI-ASTM CH10 steel are iron alloys. They have 74% 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 1.4931 steel and the bottom bar is ACI-ASTM CH10 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
160
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
34
Fatigue Strength, MPa 410
180
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
78
Tensile Strength: Ultimate (UTS), MPa 810
540
Tensile Strength: Yield (Proof), MPa 620
230

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Mechanical, °C 600
1100
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 14
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
20
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
3.7
Embodied Energy, MJ/kg 42
53
Embodied Water, L/kg 100
180

Common Calculations

PREN (Pitting Resistance) 16
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
150
Resilience: Unit (Modulus of Resilience), kJ/m3 970
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
19
Strength to Weight: Bending, points 25
19
Thermal Diffusivity, mm2/s 6.5
3.9
Thermal Shock Resistance, points 22
12

Alloy Composition

Carbon (C), % 0.2 to 0.26
0 to 0.1
Chromium (Cr), % 11.3 to 12.2
22 to 26
Iron (Fe), % 83.2 to 86.8
54.8 to 66
Manganese (Mn), % 0.5 to 0.8
0 to 1.5
Molybdenum (Mo), % 1.0 to 1.2
0 to 0.5
Nickel (Ni), % 0 to 1.0
12 to 15
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 2.0
Sulfur (S), % 0 to 0.020
0 to 0.040
Tungsten (W), % 0 to 0.5
0
Vanadium (V), % 0.25 to 0.35
0