This standard BS EN 4401:2006 Aerospace series. Lockbolts, protruding head, sheartype, close tolerance, in titanium alloy TI-P64001, with aluminium pigmented coating, metric series. Classification: 1100 MPa (at ambient temperature) / 315°C is classified in these ICS categories:
49.030.50 Washers and other locking elements
This standard specifies the characteristics of lockbolts with protruding head, sheartype, close tolerance, in titanium alloy TI-P64001, with aluminium pigmented coating, metric series, for use in aerospace applications. Classification: 1 100 MPa / 315 °C In both versions, i.e. with and without pintail these lockbolts fulfill the same function when installed and are statically / dynamically equivalent. They are intended to be used with collars to EN 4174 or EN 4175.