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ACI-ASTM CK35MN Steel vs. EN 1.7707 Steel

Both ACI-ASTM CK35MN steel and EN 1.7707 steel are iron alloys. They have 51% of their average alloy composition in common. There are 31 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 CK35MN steel and the bottom bar is EN 1.7707 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
300
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
11
Fatigue Strength, MPa 270
500
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 650
1010
Tensile Strength: Yield (Proof), MPa 310
800

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
460
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
39
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
3.3
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.9
1.9
Embodied Energy, MJ/kg 81
27
Embodied Water, L/kg 210
58

Common Calculations

PREN (Pitting Resistance) 48
3.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
110
Resilience: Unit (Modulus of Resilience), kJ/m3 240
1690
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
36
Strength to Weight: Bending, points 21
29
Thermal Diffusivity, mm2/s 3.3
11
Thermal Shock Resistance, points 14
29

Alloy Composition

Carbon (C), % 0 to 0.035
0.26 to 0.34
Chromium (Cr), % 22 to 24
2.3 to 2.7
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.4 to 51.8
94.7 to 96.8
Manganese (Mn), % 0 to 2.0
0.4 to 0.7
Molybdenum (Mo), % 6.0 to 6.8
0.15 to 0.25
Nickel (Ni), % 20 to 22
0 to 0.6
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.035
Vanadium (V), % 0
0.1 to 0.2