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ACI-ASTM CB30 Steel vs. AISI 301LN Stainless Steel

Both ACI-ASTM CB30 steel and AISI 301LN stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, 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 301LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
210 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 500
630 to 1060
Tensile Strength: Yield (Proof), MPa 230
270 to 770

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 940
890
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 10
13
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.3
2.7
Embodied Energy, MJ/kg 33
39
Embodied Water, L/kg 130
130

Common Calculations

PREN (Pitting Resistance) 20
19
Resilience: Unit (Modulus of Resilience), kJ/m3 140
180 to 1520
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
22 to 38
Strength to Weight: Bending, points 18
21 to 30
Thermal Diffusivity, mm2/s 5.6
4.0
Thermal Shock Resistance, points 17
14 to 24

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.030
Chromium (Cr), % 18 to 21
16 to 18
Copper (Cu), % 0 to 1.2
0
Iron (Fe), % 72.9 to 82
70.7 to 77.9
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 0 to 2.0
6.0 to 8.0
Nitrogen (N), % 0
0.070 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030