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ASTM Grade HD Steel vs. ACI-ASTM CE30 Steel

Both ASTM grade HD steel and ACI-ASTM CE30 steel are iron alloys. They have a very high 96% 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 HD steel and the bottom bar is ACI-ASTM CE30 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.1
11
Fatigue Strength, MPa 140
170
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
79
Tensile Strength: Ultimate (UTS), MPa 590
630
Tensile Strength: Yield (Proof), MPa 270
310

Thermal Properties

Latent Heat of Fusion, J/g 310
310
Maximum Temperature: Corrosion, °C 460
460
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1410
1410
Melting Onset (Solidus), °C 1370
1360
Specific Heat Capacity, J/kg-K 490
490
Thermal Conductivity, W/m-K 16
14
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 17
19
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.1
3.4
Embodied Energy, MJ/kg 45
49
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 29
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 44
59
Resilience: Unit (Modulus of Resilience), kJ/m3 180
240
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 21
23
Strength to Weight: Bending, points 20
21
Thermal Diffusivity, mm2/s 4.3
3.6
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0 to 0.5
0 to 0.3
Chromium (Cr), % 26 to 30
26 to 30
Iron (Fe), % 58.4 to 70
55.1 to 66
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 4.0 to 7.0
8.0 to 11
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