MakeItFrom.com
Menu (ESC)

ACI-ASTM CT15C Steel vs. ASTM A356 Grade 8

Both ACI-ASTM CT15C steel and ASTM A356 grade 8 are iron alloys. They have 47% of their average alloy composition in common. There are 31 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 CT15C steel and the bottom bar is ASTM A356 grade 8.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
21
Fatigue Strength, MPa 130
270
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 500
630
Tensile Strength: Yield (Proof), MPa 190
390

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1080
440
Melting Completion (Liquidus), °C 1410
1470
Melting Onset (Solidus), °C 1360
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
38
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 36
3.5
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.1
2.0
Embodied Energy, MJ/kg 88
26
Embodied Water, L/kg 190
55

Common Calculations

PREN (Pitting Resistance) 20
4.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
110
Resilience: Unit (Modulus of Resilience), kJ/m3 93
390
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
22
Strength to Weight: Bending, points 17
21
Thermal Diffusivity, mm2/s 3.2
10
Thermal Shock Resistance, points 12
18

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.2
Chromium (Cr), % 19 to 21
1.0 to 1.5
Iron (Fe), % 40.3 to 49.2
95.4 to 97.4
Manganese (Mn), % 0.15 to 1.5
0.5 to 0.9
Molybdenum (Mo), % 0
0.9 to 1.2
Nickel (Ni), % 31 to 34
0
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0.15 to 1.5
0.2 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.050 to 0.15