MakeItFrom.com
Menu (ESC)

ASTM Grade HC Steel vs. ACI-ASTM CF8M Steel

Both ASTM grade HC steel and ACI-ASTM CF8M steel are iron alloys. They have 89% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HC steel and the bottom bar is ACI-ASTM CF8M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 6.0
50
Fatigue Strength, MPa 96
280
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 430
540
Tensile Strength: Yield (Proof), MPa 200
290

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 460
420
Maximum Temperature: Mechanical, °C 1100
1000
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
16
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 14
19
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.8
Embodied Energy, MJ/kg 40
53
Embodied Water, L/kg 170
160

Common Calculations

PREN (Pitting Resistance) 29
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
230
Resilience: Unit (Modulus of Resilience), kJ/m3 95
210
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 16
19
Strength to Weight: Bending, points 16
19
Thermal Diffusivity, mm2/s 4.5
4.3
Thermal Shock Resistance, points 14
12

Alloy Composition

Carbon (C), % 0 to 0.5
0 to 0.080
Chromium (Cr), % 26 to 30
18 to 21
Iron (Fe), % 61.9 to 74
60.3 to 71
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
2.0 to 3.0
Nickel (Ni), % 0 to 4.0
9.0 to 12
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 2.0
Sulfur (S), % 0 to 0.040
0 to 0.040