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ACI-ASTM CB30 Steel vs. EN 1.4865 Stainless Steel

Both ACI-ASTM CB30 steel and EN 1.4865 stainless steel are iron alloys. They have 61% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, 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 1.4865 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
140
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 500
470
Tensile Strength: Yield (Proof), MPa 230
250

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 940
1020
Melting Completion (Liquidus), °C 1430
1380
Melting Onset (Solidus), °C 1380
1330
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
12
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 10
33
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.3
5.8
Embodied Energy, MJ/kg 33
81
Embodied Water, L/kg 130
200

Common Calculations

PREN (Pitting Resistance) 20
20
Resilience: Unit (Modulus of Resilience), kJ/m3 140
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
16
Strength to Weight: Bending, points 18
17
Thermal Diffusivity, mm2/s 5.6
3.1
Thermal Shock Resistance, points 17
11

Alloy Composition

Carbon (C), % 0 to 0.3
0.3 to 0.5
Chromium (Cr), % 18 to 21
18 to 21
Copper (Cu), % 0 to 1.2
0
Iron (Fe), % 72.9 to 82
34.4 to 44.7
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 2.0
36 to 39
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.5
1.0 to 2.5
Sulfur (S), % 0 to 0.040
0 to 0.030