Compositions of Steel

Typical compositions of steels

Typical compositions for steel are indicated below. The actual composition depends on class and grade.

Steel C Cr Mn Mo Ni P S Si
AISI 1018 0.14 - 0.20   0.30 - 0.90          
AISI 1040 0.36 - 0.44   0.60 - 0.90          
AISI 1095 0.90 - 1.04   0.30 - 0.50          
AISI 4023 0.20 - 0.25   0.70 - 0.90 0.20 - 0.30   0.035 0.040 0.15 - 0.30
AISI 4037 0.35 - 0.40   0.70 - 0.90 0.20 - 0.30   0.035 0.040 0.15 - 0.30
AISI 4118 0.18 - 0.23 0.40 - 0.60 0.70 - 0.90 0.08 - 0.15   0.035 0.040 0.15 - 0.30
AISI 4140 0.38 - 0.43 0.80 - 1.10 0.75 - 1.00 0.15 - 0.025   0.035 0.040 0.15 - 0.30
AISI 4161 0.56 - 0.64 0.80 - 1.10 0.75 - 1.10 0.15 - 0.25   0.035 0.040 0.15 - 0.30
AISI 4340 0.38 - 0.43 0.70 - 0.90 0.60 - 0.80 0.20 - 0.30 1.65 - 2.00 0.035 0.040 0.15 - 0.30
AISI 5120 0.17 - 0.22 0.70 - 0.90 0.70 - 0.90     0.035 0.040 0.15 - 0.30
AISI 5140 0.38 - 0.43 0.70 - 0.90 0.71 - 0.90     0.035 0.040 0.15 - 0.30
AISI 8620 0.18 - 0.23 0.40 - 0.60 0.75 - 0.90 0.15 - 0.25 0.40 - 0.70 0.035 0.040 0.15 - 0.30
AISI 8640 0.38 - 0.43 0.40 - 0.60 0.75 - 1.00 0.15 - 0.25 0.40 - 0.70 0.035 0.040 0.15 - 0.30
AISI 8660 0.56 - 0.64 0.40 - 0.60 0.75 - 1.00 0.15 - 0.25 0.40 - 0.70 0.035 0.040 0.15 - 0.30

Related Topics

  • Material Properties - Material properties - density, heat capacity, viscosity and more - for gases, fluids and solids

Related Documents

Tag Search

  • en: compositions steel c Mn P S Si Cr Ni Mo

Search the Engineering ToolBox

- "Search is the most efficient way to navigate the Engineering ToolBox!"

Engineering ToolBox - SketchUp Extension - Online 3D modeling!

3D Engineering ToolBox Extension to SketchUp - add parametric components to your SketchUp model

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your SketchUp model with the Engineering ToolBox - SketchUp Extension/Plugin - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro. Add the Engineering ToolBox extension to your SketchUp from the Sketchup Extension Warehouse!

Translate the Engineering ToolBox!
About the Engineering ToolBox!

close