4145 H Modified High Tensile Bar

4145 H Modified is a chromium molybdenum alloy steel for applications requiring high tensile strength and toughness values. It is similar to 4140 grade, but has a slightly higher carbon content. 4145 High Tensile bar is supplied hardened and tempered to a tensile range of 986-1155MPa.

Typical Applications:

Industry Suitability:


  • Drill Collars

  • Stabilizer Forgings

  • Drill Pipe

  • Rotary Subs

  • Mining

  • Drilling

  • Pulley Shafts

  • To enquire about stock sizes, please phone your nearest branch or 13000 STEEL.


Colour Code:

4145 Black/PeeledPink