Important Terms Used in Riveted Joints

Riveted joint: 

A rivet consists of a cylindrical shank with a head at one end.

  • This head is formed on the shank by an upsetting process. In rivet terminology, the closing head is called point
  • The cylindrical portion of the rivet is called the shank or body and the lower portion of the shank as a tail.
  • The rivets are used for a permanent fastening.
  • The rivets joints are widely used for joining light metals.

The terminology of Riveted joints:

Important terms used in Riveted Joints

Pitch:

  • The pitch of the rivet is defined as the distance between the centre of one rivet to the centre of adjacent rivet in the same row.

Margin / Edge distance:

  • The margin is the distance between the edge of the plate to the centre line of the rivets in the nearest row. 

 

Transverse pitch (pb):

  • Transverse pitch also called back pitch or row pitch.
  • It is the distance between two consecutive rows of the rivet on the same plate.

Diagonal pitch (pd):

Diagonal pitch is the distance between the centre of one rivet to the centre of adjacent rivet located in the adjacent row.

 

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