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ACI-ASTM CK35MN Steel vs. EN 1.6957 Steel

Both ACI-ASTM CK35MN steel and EN 1.6957 steel are iron alloys. They have 54% 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 ACI-ASTM CK35MN steel and the bottom bar is EN 1.6957 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
280
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
18
Fatigue Strength, MPa 270
530
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 650
930
Tensile Strength: Yield (Proof), MPa 310
780

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
450
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
47
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 31
5.0
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.9
2.1
Embodied Energy, MJ/kg 81
29
Embodied Water, L/kg 210
60

Common Calculations

PREN (Pitting Resistance) 48
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
160
Resilience: Unit (Modulus of Resilience), kJ/m3 240
1630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
33
Strength to Weight: Bending, points 21
27
Thermal Diffusivity, mm2/s 3.3
13
Thermal Shock Resistance, points 14
27

Alloy Composition

Carbon (C), % 0 to 0.035
0.22 to 0.32
Chromium (Cr), % 22 to 24
1.2 to 1.8
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.4 to 51.8
92.7 to 94.7
Manganese (Mn), % 0 to 2.0
0.15 to 0.4
Molybdenum (Mo), % 6.0 to 6.8
0.25 to 0.45
Nickel (Ni), % 20 to 22
3.4 to 4.0
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.15
Sulfur (S), % 0 to 0.020
0 to 0.0070
Vanadium (V), % 0
0.050 to 0.15