1. ISO 5832–1 (2007) Implants for surgery -metallic materials – Part 1: Wrought stainless steel. International Organization for Standardization
2. ISO 5832–9 (2007) Implants for surgery -metallic materials – Part 9: Wrought high nitrogen stainless steel. International Organization for Standardization
3. ASTM F138 (2008) Standard specification for wrought 18Chromium-14Nickel-2.5Molybdenum stainless steel bar and wire for surgical implants. American Society for Testing and Materials
4. ISO 5832–4 (1996) Implants for surgery -metallic materials – Part 4: Cobalt-chromium-molybdenum casting alloy. International Organization for Standardization
5. ISO 5832–5 (2005) Implants for surgery -metallic materials – Part 5: Wrought cobalt-chromium-tungsten-nickel alloy. International Organization for Standardization