Difference Between Tube and Clamp Scaffolding Couplers

What is Scaffolding?

Scaffolding is a temporary structure used in construction, maintenance, and repair works to impart support and access to workers at different heights. Scaffolding Couplers are the components that hold the tubes together to form the scaffold.

There are two main types of scaffold couplers, Tube and Clamp.

Tube Couplers

Tube Couplers are cylindrical sleeves that connect two scaffold tubes end-to-end to form a joint. Aluminium or steel are two predominantly used metals for tube couplers. Tube couplers have different sizes to fit individual diameter tubes.

How the Tube Couplers Work?

After inserting the tubes into the coupler, a locking pin or set screw secures the tubes in place. The coupler’s design allows for minute movement between the tubes. It is helpful in situations involving the effect of wind or other environmental factors on scaffolds.

Clamp Couplers

Clamp Couplers, on the other hand, are plate-like devices attached to the outside of the scaffold tubes to connect them. A bolt or wing nut tightens the connection between the scaffold tube and the clamp.

They are ideal choices in situations requiring a more rigid connection, such as building diagonal bracing or creating a base plate for a scaffold tower.

Looking for scaffolding coupler manufacturers in Ludhiana? Murari Engineering Works is the best choice you’ve got!

Differences Between Tube and Clamp Couplers

There are a few noticeable differences between tube and clamp couplers.


One of the main differences is the strength of the connection. Tube couplers are less rigid than clamp couplers, making them more suitable for situations reckoning with environmental forces like wind. Clamp couplers, as said, proffer a more rigid connection like joining the bridge posts in the sidewalk.

Ease of Use

It is comparatively easier to insert and extract the tube from the coupler using a locking pin or set screw. Clamp couplers require a tool to tighten the bolt or wing nut, which can be time-consuming and necessitate extra manual labour.


In terms of cost, tube couplers are generally less expensive than clamp couplers. Tube couplers have an uncomplicated design and fewer components, making them economical. While the clamp couplers are on the costlier side since they require additional components, such as bolts and wing nuts.

Concluding Thoughts

In conclusion, both tube and clamp couplers have advantages and disadvantages, and the choice between the two will depend on the specific requirements of the scaffold project. Tube couplers may be the best option when a more flexible connection is required.

In situations involving a rigid connection, clamp couplers may be the ideal choice. Ultimately, the choice between the two will depend on several factors, including the type of scaffold project, the environment in which the scaffold will be used, and the budget for the project.

Murari Engineering Works is one of the leading forging units in Punjab, since 1959. We’ve served many industries with forged components requirements, including the automobile industry and scaffolding industries. Our diligent workers have the perfect solution for all your forging component requirements.

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