10. Assembling tubes on tube sheets
10.1 Joining by rolling alone
Figure 6 describes this type of fastening, which must ensure both mechanical strength and tightness. According to current European regulations (Pressure Equipment Directive – DESP 97/23CE), this type of assembly, described as "permanent", must be the subject of an operating mode qualification.
The operation consists in plastically deforming the tube, either by :
mechanical chucking (action of rollers on a tapered shank) ;
hydraulic expansion ;
explosive charge (for very specific cases).
The outer edge of the...
Exclusive to subscribers. 97% yet to be discovered!
Already subscribed? Log in!
Assembling tubes on tube sheets
Article included in this offer
"Hydraulic, aerodynamic and thermal machines"
(
177 articles
)
Updated and enriched with articles validated by our scientific committees
A set of exclusive tools to complement the resources
Bibliography
Basic works
Reference
In Engineering Techniques
On stainless steels
On forming
About welding
Basic works
Exclusive to subscribers. 97% yet to be discovered!
Already subscribed? Log in!
