S-BT Threaded Fastener Specification

Table Of Contents
page82 Specifications
5.9.1 EffectofS-BT-ER / S-BT-EFstudsonintegrityofpipeange
InstallationofaHiltiS-BT-ER / S-BT-EFthreadedstudisnotexpectedtohave
negativeinuenceontheintegrityofangedpipejointsmadefromtypicalductile
steelmaterials,wheninstalledinthecenteroftheradialoratfaceoftheange
ringbetweentwobolts.
Hilti’srecommendationsforedgedistance,spacing,minimumangediameter
andminimumbasematerialthickness,aswellasHilti’sprintedliterature,mustbe
consideredduringdesignandinstallation.
•Outerdiameterpipeangeis
–greaterthanorequalto150mm(6inches)forinstallationintheradialface
–greaterthanorequalto100mm(4inches)forinstallationintheatface
•Minimumedgedistance=6mm
•Minimumpipeangethickness=12mm(installationinradialangeface)
•Minimumpipeangethickness=6mm(installationinatangeface)
•S-BT-ER / S-BT-EFinstalledoncenterofpipeangeandbetween2tensionbolts
OnlyTypeAcableconnectionsareallowedtobeinstalledinpipeanges.
TypeBcableconnectionsarenotsuitableforthisapplication.n.
Functionalandprotectivebonding
ofpipes(outerdiameterofinstalled
surface≥150mm)
Type A cable connection