Characteristics and scope of application
- 1.4031 | AISI 420 has superior properties for hardenable surgical needle production processes.
- Modified production process ensures a microstructure with minimal core carbide segregation.
- Drillability and ductility are optimally designed to meet the customer's production requirements.
- Good corrosion resistance in moderate aggressive chlorine free solvents and organic acids.
- Brilliant wire surfaces enhance productivity and reduce scrap rates.
Standard designations
- DN Meditech Designation 1.4031/70
- Alloy number / UNS / AISI 1.4031 / S42000 / 420X
- Standards DIN EN 10088-3 (X20Cr13) ; ASTM F899
- Typical chemical composition C 0.38% Si 0.40% Mn 0.40% P 0.025% S 0.018% Cr 13.50%
