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ACI-ASTM CT15C Steel vs. EN 1.6553 Steel

Both ACI-ASTM CT15C steel and EN 1.6553 steel are iron alloys. They have 47% 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 ACI-ASTM CT15C steel and the bottom bar is EN 1.6553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
210 to 240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
19 to 21
Fatigue Strength, MPa 130
330 to 460
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 500
710 to 800
Tensile Strength: Yield (Proof), MPa 190
470 to 670

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1080
420
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
39
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 36
2.7
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.1
1.6
Embodied Energy, MJ/kg 88
21
Embodied Water, L/kg 190
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
130 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 93
600 to 1190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
25 to 28
Strength to Weight: Bending, points 17
23 to 24
Thermal Diffusivity, mm2/s 3.2
10
Thermal Shock Resistance, points 12
21 to 23

Alloy Composition

Carbon (C), % 0.050 to 0.15
0.23 to 0.28
Chromium (Cr), % 19 to 21
0.4 to 0.8
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 40.3 to 49.2
95.6 to 98.2
Manganese (Mn), % 0.15 to 1.5
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 31 to 34
0.4 to 0.8
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.15 to 1.5
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.025
Vanadium (V), % 0
0 to 0.030