Materials and Surface Treatments

Materials and Surface Treatments

• Carbon steel, hardness 465-550 HV 10 after hardening and tempering;
• Stainless Steel AISI 316L according to EN 10088-1.4404, surface hardness = 550 HV 0.05 after surface hardening (Kolsterising®);

Surface Treatments

• Delta Protekt® KL100 + VH301 Cr6 free, red corrosion resistance min. 600 hours (salt spray corrosion test according to ISO 9227);
• Mechanical Zinc-plating + sealing Cr6 free, red corrosion resistance min. 600 hours (salt spray corrosion test according to ISO 9227);