Coupling

Definition

A coupling is a mechanical connecting element that links two shafts or pipes to transmit torque or to channel liquids and gases.

Types

There are different types of couplings:

• Compression coupling
• Slip coupling
• Butt joint
• Flange connection

Materials

Couplings can be made from various materials:

• Stainless steel
• Carbon steel
• Alloy steel
• PVC
• PE
• Rubber
• Nickel
• Duplex stainless steel
• Copper
• Brass
• Bronze
• Aluminum
• Cast iron

Applications

Couplings are used in various fields:

• Irrigation systems
• Water pipelines
• Gas pipelines
• Oil pipelines
• Industrial piping systems
• Mechanical engineering
• Automotive industry

Maintenance and Care

Maintenance of couplings may include the following measures:

• Regular inspection for wear and damage
• Leakage check
• Lubrication of moving parts (if applicable)
• Cleaning of dirt and deposits