niag lasalle


Specifications Chemistry Mechanical Properties




This low carbon steel has good case hardening properties. Although not classed as a screw machine steel, at times it may be specified. This is an excellent steel for bending and cold forming, with good brazing and welding properties.

Shape Round, Square, Flat, Hexagon
Grade 1018
Tolerance Meets cold finished carbon steel bar manufacturing tolerances
Application Case hardened parts where core strength is not critical. Widely used in shafting applications


Available Sizes
All Shapes
All popular sizes

Available Length
Squares 11'/13'
Hexagon 11'/13'
Flat 11'/13'

Available Finishes
All Shapes Standard "as drawn" finish
All Shapes Ground and Polished
All Shapes Turned Ground and Polished
All Shapes Turned and Polished


Carbon 0.15/0.20
Manganese 0.60/0.90
Phosphorus 0.04 (Max)
Sulphur 0.05 (Max)
Silicon 0.15/0.35

Mechanical Properties
Mechanical Properties
Tensile Strength 64,000psi
Yield Strength 54,000psi
Elongation in 2" 15%
Reduction of Area 40%
Brinell Hardness 126