MakeItFrom.com
Menu (ESC)

ACI-ASTM CC50 Steel vs. AISI 384 Stainless Steel

Both ACI-ASTM CC50 steel and AISI 384 stainless steel are iron alloys. They have 84% of their average alloy composition in common.

For each property being compared, the top bar is ACI-ASTM CC50 steel and the bottom bar is AISI 384 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 430
480

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
910
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
16
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 14
20
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.7
Embodied Energy, MJ/kg 39
52
Embodied Water, L/kg 170
150

Common Calculations

PREN (Pitting Resistance) 28
16
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 16
17
Strength to Weight: Bending, points 17
17
Thermal Diffusivity, mm2/s 4.5
4.3
Thermal Shock Resistance, points 14
11

Alloy Composition

Carbon (C), % 0 to 0.5
0 to 0.040
Chromium (Cr), % 26 to 30
15 to 17
Iron (Fe), % 62.9 to 74
60.9 to 68
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 0 to 4.0
17 to 19
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