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ACI-ASTM CA28MWV Steel vs. ASTM A356 Grade 5

Both ACI-ASTM CA28MWV steel and ASTM A356 grade 5 are iron alloys. Both are furnished in the heat treated (HT) condition. They have 85% of their average alloy composition in common. There are 32 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 ACI-ASTM CA28MWV steel and the bottom bar is ASTM A356 grade 5.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
25
Fatigue Strength, MPa 470
230
Poisson's Ratio 0.28
0.29
Reduction in Area, % 27
39
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 1080
550
Tensile Strength: Yield (Proof), MPa 870
310

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 740
420
Melting Completion (Liquidus), °C 1470
1470
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 25
49
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
2.6
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.1
1.5
Embodied Energy, MJ/kg 44
20
Embodied Water, L/kg 100
49

Common Calculations

PREN (Pitting Resistance) 17
2.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1920
250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 38
20
Strength to Weight: Bending, points 30
19
Thermal Diffusivity, mm2/s 6.6
13
Thermal Shock Resistance, points 40
16

Alloy Composition

Carbon (C), % 0.2 to 0.28
0 to 0.25
Chromium (Cr), % 11 to 12.5
0.4 to 0.7
Iron (Fe), % 81.4 to 85.8
97.1 to 99.2
Manganese (Mn), % 0.5 to 1.0
0 to 0.7
Molybdenum (Mo), % 0.9 to 1.3
0.4 to 0.6
Nickel (Ni), % 0.5 to 1.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0