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ACI-ASTM CB30 Steel vs. AISI 310 Stainless Steel

Both ACI-ASTM CB30 steel and AISI 310 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CB30 steel and the bottom bar is AISI 310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
180 to 220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
78
Tensile Strength: Ultimate (UTS), MPa 500
600 to 710
Tensile Strength: Yield (Proof), MPa 230
260 to 350

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 940
1040
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 10
25
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.3
4.3
Embodied Energy, MJ/kg 33
61
Embodied Water, L/kg 130
190

Common Calculations

PREN (Pitting Resistance) 20
25
Resilience: Unit (Modulus of Resilience), kJ/m3 140
170 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
21 to 25
Strength to Weight: Bending, points 18
20 to 22
Thermal Diffusivity, mm2/s 5.6
3.9
Thermal Shock Resistance, points 17
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.25
Chromium (Cr), % 18 to 21
24 to 26
Copper (Cu), % 0 to 1.2
0
Iron (Fe), % 72.9 to 82
48.2 to 57
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 0 to 2.0
19 to 22
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.5
0 to 1.5
Sulfur (S), % 0 to 0.040
0 to 0.030