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ACI-ASTM CG8M Steel vs. EN 1.7336 Steel

Both ACI-ASTM CG8M steel and EN 1.7336 steel are iron alloys. They have 68% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CG8M steel and the bottom bar is EN 1.7336 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
22
Fatigue Strength, MPa 280
240 to 310
Impact Strength: V-Notched Charpy, J 110
39 to 46
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 550
590
Tensile Strength: Yield (Proof), MPa 300
340 to 440

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1020
430
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
40
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 20
3.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.6
Embodied Energy, MJ/kg 56
21
Embodied Water, L/kg 160
53

Common Calculations

PREN (Pitting Resistance) 31
3.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 220
310 to 510
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
21
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 4.3
11
Thermal Shock Resistance, points 12
17

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.17
Chromium (Cr), % 18 to 21
1.0 to 1.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 58.8 to 70
95.6 to 97.7
Manganese (Mn), % 0 to 1.5
0.4 to 0.65
Molybdenum (Mo), % 3.0 to 4.0
0.45 to 0.65
Nickel (Ni), % 9.0 to 13
0 to 0.3
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.5
0.5 to 0.8
Sulfur (S), % 0 to 0.040
0 to 0.0050