This standard specifies the characteristics and technical requirements of tubular sleeves for tension screws with flush head, which may be plain or provided with a series of annular grooves, in corrosion resisting steel,passivated, with a 0,25 mm wall thickness, for maximum operating temperature 650 °C, for aerospace applications.
EN ISO 4597-1:2008 history
2008EN ISO 4597-1:2008 Plastics - Hardeners and accelerators for epoxy resins - Part 1: Designation (ISO 4597-1:2005)
1997EN ISO 4597-1:1997 Plastics - Hardeners and Accelerators for Epoxide Resins - Part 1: Designation ISO 4597-1: 1983