Rivet Spacing Terminology

Understanding the terminology used in riveted joints is important for structural design and analysis. The question asks about a specific distance between rivets in a row.

Defining Pitch in Riveted Joints

In a riveted joint, various distances are defined to ensure the strength and integrity of the connection. The distance between the centre of two consecutive rivets measured along a row of rivets is specifically known as pitch.

Let's look at the definitions of the terms provided in the options:

• Edge distance: This is the distance from the centre of a rivet hole to the nearest edge of the plate, measured perpendicular to the edge.
• Gauge: This is the distance between the centre lines of adjacent rows of rivets, measured perpendicular to the direction of the applied force.
• Pitch: This is the distance between the centres of two consecutive rivets measured along the same row of rivets. This measurement is typically taken parallel to the direction of the applied force.
• Eccentricity: In structural terms, eccentricity often refers to the distance between the line of action of a force and the centroidal axis of a member or joint. It is not the term for the distance between consecutive rivets.

Based on these definitions, the distance between the centre of two consecutive rivets measured along a row of rivets precisely matches the definition of pitch.