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EN 1.7729 Steel vs. ACI-ASTM CF16F Steel

Both EN 1.7729 steel and ACI-ASTM CF16F steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 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 1.7729 steel and the bottom bar is ACI-ASTM CF16F steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
150
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
50
Fatigue Strength, MPa 500
270
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 910
530
Tensile Strength: Yield (Proof), MPa 750
280

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 430
980
Melting Completion (Liquidus), °C 1470
1420
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
18
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.3
3.4
Embodied Energy, MJ/kg 49
47
Embodied Water, L/kg 59
150

Common Calculations

PREN (Pitting Resistance) 4.4
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
220
Resilience: Unit (Modulus of Resilience), kJ/m3 1500
190
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 32
19
Strength to Weight: Bending, points 27
19
Thermal Diffusivity, mm2/s 11
4.3
Thermal Shock Resistance, points 27
12

Alloy Composition

Aluminum (Al), % 0.015 to 0.080
0
Arsenic (As), % 0 to 0.020
0
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0.17 to 0.23
0 to 0.16
Chromium (Cr), % 0.9 to 1.2
18 to 21
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 94.8 to 97
61.3 to 72.8
Manganese (Mn), % 0.35 to 0.75
0 to 1.5
Molybdenum (Mo), % 0.9 to 1.1
0 to 1.5
Nickel (Ni), % 0 to 0.2
9.0 to 12
Phosphorus (P), % 0 to 0.020
0 to 0.17
Selenium (Se), % 0
0.2 to 0.35
Silicon (Si), % 0 to 0.4
0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.040
Tin (Sn), % 0 to 0.020
0
Titanium (Ti), % 0.070 to 0.15
0
Vanadium (V), % 0.6 to 0.8
0