English
Spanish
Chinese (Simplified)
French
German
Portuguese

665M17 - 1.7% Nickel-Molybdenum Case Hardening Steel

Surcharge

The Scrap surcharge has reduced for February 2019 as a consequence of lower production volumes at the end of 2018 and a realignment with other European scrap surcharges.

Surcharge information as listed via Liberty Speciality Steels where possible, other based on mean chemical analysis for the given grade.

info
£419.51 per tonne

Surcharge Price History for 665M17

FEB 18 MAY 18 AUG 18 NOV 18 TODAY
£414.30 £428.06 £477.18 £457.95 £419.51

Description

665M17 grade steel is a medium alloy nickel-molybdenum case-hardening steel which may be carburised and hardened to produce a hard wear resistant case developing a core strength of 770N/mm.

It has good impact properties, very good resistance to stock and freedom from temper brittleness.

Typical applications of 665M17 grade steel

  • Gears
  • Shafts
  • Pinions
  • Tappets
  • Valve rockers
  • Collets
  • Track pins
  • Steering balls and worms
  • Transmission components
  • Breech mechanisms
  • Small arms parts

665M17 steel is still often referred to as EN34 steel - its equivalent grade under the previous BS 970: 1955 standard.

Share this page

PRODUCTION METHOD

Rolled or Forged

FINISHES

Black Bar or Bright Bar

Grades for Potential Substitution (Greater)