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EN 1.1191 Steel vs. ACI-ASTM CA6NM Steel

Both EN 1.1191 steel and ACI-ASTM CA6NM steel are iron alloys. They have 83% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.1191 steel and the bottom bar is ACI-ASTM CA6NM steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 200
250
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16 to 17
17
Fatigue Strength, MPa 210 to 290
380
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 630 to 700
850
Tensile Strength: Yield (Proof), MPa 310 to 440
620

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
770
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 48
25
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
10
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.5
Embodied Energy, MJ/kg 19
34
Embodied Water, L/kg 47
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 100
130
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 510
1000
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 25
30
Strength to Weight: Bending, points 21 to 22
26
Thermal Diffusivity, mm2/s 13
6.7
Thermal Shock Resistance, points 20 to 22
31

Alloy Composition

Carbon (C), % 0.42 to 0.5
0 to 0.060
Chromium (Cr), % 0 to 0.4
11.5 to 14
Iron (Fe), % 97.3 to 99.08
78.4 to 84.6
Manganese (Mn), % 0.5 to 0.8
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
0.4 to 1.0
Nickel (Ni), % 0 to 0.4
3.5 to 4.5
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.030