Timber and Steel Design Lecture 11 Bolted （木材和钢铁设计讲座11螺栓）.pdf

Timber and Steel Design Timber and Steel Design Lecture 11 Bolted Connections Lecture 11 Bolted Connections Riveted Connections Types of Joints Failure of Joints Bearing Friction connections Truss Joints Shear and Tension on Bolt Mongkol JIRAVACHARADET S U R A N A R E E INSTITUTE OF ENGINEERING UNIVERSITY OF TECHNOLOGY SCHOOL OF CIVIL ENGINEERING Riveted Connection rivet = round ductile steel bar (shank )with a head at one end d Snap Pan Flat countersunk d = Shank diameter = Nominal diameter Round countersunk Riveting Procedure Rivets are heated before driving φ hot rivet = φ hole Head is formed by φ - Hand hammer - Hydraulic pressure - Pneumatic pressure On cooling, the rivet shrinks both length and diameter Connected parts become tighter: - Tension in