2017GB 4234.1-2017 Implants for surgery—Metallic materials—Part 1: Wrought stainless steel
2003GB 4234-2003 Stainless steel for surgical implants
1994GB 4234-1994 Stainless steel for surgical implants
GB 4234.1-2017 Implants for surgery—Metallic materials—Part 1: Wrought stainless steel has been changed from GB 4234-2003 Stainless steel for surgical implants.