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ACI-ASTM CG8M Steel vs. EN 1.4016 Stainless Steel

Both ACI-ASTM CG8M steel and EN 1.4016 stainless steel are iron alloys. They have 82% 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 1.4016 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
22
Fatigue Strength, MPa 280
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 550
520
Tensile Strength: Yield (Proof), MPa 300
290

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1020
870
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
25
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 20
8.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.1
2.1
Embodied Energy, MJ/kg 56
29
Embodied Water, L/kg 160
120

Common Calculations

PREN (Pitting Resistance) 31
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
95
Resilience: Unit (Modulus of Resilience), kJ/m3 220
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
19
Strength to Weight: Bending, points 19
19
Thermal Diffusivity, mm2/s 4.3
6.7
Thermal Shock Resistance, points 12
19

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 18 to 21
16 to 18
Iron (Fe), % 58.8 to 70
79.9 to 84
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 9.0 to 13
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015