ASCOMETAL® offers a full range of carbon and alloy steels compliant with the national and international standards requirements. In addition to these conventional grades, which can be tailored to better suit individual customer specifications, Ascometal® offers also a wide range of speciality products, fulfilling the most severe requirements of each market and stemming from its R&D work.

Standard grades

  • Alloy and carbon steels
  • Through & Surface Hardening steels
  • Case-hardening steels
  • Induction hardening steels
  • Spring steels
  • Bearing steels
  • Nitriding steels


Metasco® : steels suitable for hot forging treatment (bainitic and AFP steels)

  • Metasco® HC : ferrito-perlitic; Re > 750 MPa - Rm> 1000MPa
  • Metasco® 30, 38 and 44 ferrito-perlitic up to Rm =1000MPa
  • Metasco® BA, bainitic ; Rm< 1000MPa
  • Metasco® MC, MC2, 1200 : bainitic up to Rm = 1200 MPa
  • Metasco® VBI, bainitic for induction heat treatment up to Rm = 1150 MPa
Ascowell® : steels for oil and gas drilling and well completion

  • Ascowell® C, for sour services conditions
  • Ascowell® TJC, for forged corrosion resistant tool joints
Endurasco® : high-endurance bearing steels
Jomasco® : case-hardening steels with optimized quenchability

To manufacture transmission parts

  • Jomasco® 23 (20-23MnCrMo5): steel with optimized Jominy quenching and for technical gains in case-hardening 
  • Jomasco® 23Mod  (23MnCrMo5 mod.) : adapted to replace Ni grades , improved Jominy quenching and case hardening, compatible with low pressure case hardening/gas quenching

To manufacture cones and drilling parts 

  • Jomasco® DB: no Nickel, improved Jominy quenching and case-hardening
Ascoroc® : steels for the mining industry

Ascoflex® : steels for helicoïdal suspension springs

Nitrasco® : Nitriding steels
Vitac®, Supervitac® : steels with improved machinability and proven levels of performance.

Splitasco® :steels for splitable connecting rods

  • Splitasco ® 70 : C70S6 grade with improved machinability
  • Splitasco® 50 : grade with higher machinability performance
  • Splitasco® 38 : High fatigue resistance
  • Splitasco® HC : very high mechanical properties: Re > 750 MPa and Rm 1000-1150 MPa