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ACI-ASTM CA40 Steel vs. EN 1.0259 Steel

Both ACI-ASTM CA40 steel and EN 1.0259 steel are iron alloys. They have 86% 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 ACI-ASTM CA40 steel and the bottom bar is EN 1.0259 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 10
23
Fatigue Strength, MPa 460
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 910
490
Tensile Strength: Yield (Proof), MPa 860
280

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 750
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1500
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
49
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
1.5
Embodied Energy, MJ/kg 28
19
Embodied Water, L/kg 100
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
95
Resilience: Unit (Modulus of Resilience), kJ/m3 1910
210
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 33
17
Strength to Weight: Bending, points 27
18
Thermal Diffusivity, mm2/s 6.7
13
Thermal Shock Resistance, points 33
15

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.2
Carbon (C), % 0.2 to 0.4
0 to 0.2
Chromium (Cr), % 11.5 to 14
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 81.5 to 88.3
96.7 to 99.98
Manganese (Mn), % 0 to 1.0
0 to 1.4
Molybdenum (Mo), % 0 to 0.5
0 to 0.080
Nickel (Ni), % 0 to 1.0
0 to 0.3
Niobium (Nb), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.5
0 to 0.4
Sulfur (S), % 0 to 0.040
0 to 0.015
Titanium (Ti), % 0
0 to 0.040
Vanadium (V), % 0
0 to 0.020