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ACI-ASTM CB30 Steel vs. EN 1.4710 Stainless Steel

Both ACI-ASTM CB30 steel and EN 1.4710 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CB30 steel and the bottom bar is EN 1.4710 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
260
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 420
360
Maximum Temperature: Mechanical, °C 940
750
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
24
Thermal Expansion, µm/m-K 11
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
6.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
7.5

Otherwise Unclassified Properties

Base Metal Price, % relative 10
5.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.3
1.8
Embodied Energy, MJ/kg 33
24
Embodied Water, L/kg 130
76

Common Calculations

PREN (Pitting Resistance) 20
7.2
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Thermal Diffusivity, mm2/s 5.6
6.5

Alloy Composition

Carbon (C), % 0 to 0.3
0.2 to 0.35
Chromium (Cr), % 18 to 21
6.0 to 8.0
Copper (Cu), % 0 to 1.2
0
Iron (Fe), % 72.9 to 82
87.4 to 92.3
Manganese (Mn), % 0 to 1.0
0.5 to 1.0
Molybdenum (Mo), % 0
0 to 0.15
Nickel (Ni), % 0 to 2.0
0 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.5
1.0 to 2.5
Sulfur (S), % 0 to 0.040
0 to 0.030