440B stainless is a high carbon high chromium type combining stainless steel properties with excellent hardness after heat treatment.


Carbon 0.75-0.95% Chromium 16.00-18.00%
Manganese 1.00% max Sulphur 0.030% max
Silicon 1.00% max Phosphorous 0.040% max
Molybdenum 0.75% max

We stock 440B sheet in a range of thickness’s from 1.5 mm to 6.30 mm in the hot rolled annealed condition.

Contact Details
  • Telephone 01709 820070
  • Fax 0114 244 5922
  • email bss@steelstrip.co.uk
  • Office Hours Monday to Thursday 09.00-17.00
  • Office Hours Friday 09.00-16.00
  • Fernite Works, Coleford Rd, Sheffield S9 5NJ



Need Spring Steel Fast? Order before 12  and we can deliver next day on a wide range of stock sheets