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EN 1.5502 Steel vs. ACI-ASTM CN7M Steel

Both EN 1.5502 steel and ACI-ASTM CN7M steel are iron alloys. They have 44% 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 EN 1.5502 steel and the bottom bar is ACI-ASTM CN7M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 160
140
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 20
44
Fatigue Strength, MPa 190 to 290
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 400 to 1380
480
Tensile Strength: Yield (Proof), MPa 270 to 440
200

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1450
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
21
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
32
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
5.6
Embodied Energy, MJ/kg 19
78
Embodied Water, L/kg 47
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 210
170
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 520
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 14 to 49
17
Strength to Weight: Bending, points 15 to 35
17
Thermal Diffusivity, mm2/s 14
5.6
Thermal Shock Resistance, points 12 to 40
12

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.15 to 0.2
0 to 0.070
Chromium (Cr), % 0 to 0.3
19 to 22
Copper (Cu), % 0 to 0.25
3.0 to 4.0
Iron (Fe), % 98 to 99.249
37.4 to 48.5
Manganese (Mn), % 0.6 to 0.9
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
27.5 to 30.5
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.3
0 to 1.5
Sulfur (S), % 0 to 0.025
0 to 0.040