Worm drive hose clamps

Worm drive hose clamps are hose clamps that use a screw-like device, called a worm gear, to tighten and secure a hose onto a fitting. The worm gear is rotated with a screwdriver or wrench, causing the band to tighten around the hose or tube and create a seal. 

Worm drive hose clamps are widely used in many industries. Their main task is to combine water, gas and air installations. However, in addition to this, they also perform very well in agriculture, horticulture and the automotive industry. They are easy to handle and robust, which directly translates into their versatility. 

As worm drive hose clamps are available in a wide range of sizes and several material versions, you can easily find the right product for your needs. This is all the more so as the serrations present along the entire length of the clamp allow it to fit precisely to the installation. And the material - galvanised or stainless steel - guarantees a high level of resistance to difficult working conditions.

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HOSE CLAMP WORM DRIVE W1 INPART24

HOSE CLAMP WORM DRIVE W1

Material

galvanized steel

MATERIAL: GALVANIZED STEEL

Available

from 2.02zł
vat excluded

HOSE CLAMP WORM DRIVE W4 INPART24

HOSE CLAMP WORM DRIVE W4

Material

SS

MATERIAL: AISI 304

Available

from 2.63zł
vat excluded

Worm drive hose clamps - Worm drive clips

How are the worm drive hose clamps constructed?

The worm drive hose clamp is constructed from two main parts:

  • band, 
  • lock (consisting of a housing, bolt and pin).

The band has a cold-stamped thread that allows you to customise the band in terms of size. At the same time, it is smooth on the outside, giving you the guarantee that it will not damage the surface of the hose or cable.

On the other hand, the lock has a unique worm mechanism (hence the name) in a compact housing, which ensures a solid and repeated clamp on the surface of the band.

What materials are used to produce worm drive hose clamps?

Worm drive hose clamps are produced from 3 different types of metals:

  • galvanised steel, 
  • stainless steel,
  • combination of both.

What are worm drive hose clamp sizes?

However, take into account that with worm drive hose clamps you are dealing with two types of sizes. These are:

  • band width, 
  • band length.

The first parameter directly translates into strength and a higher permissible tightening torque. The wider the band, the stronger the clamp. This is why the large metal worm drive hose clamps are best suited for heavier applications.

As far as the band length is concerned, this is determined by two parameters: minimum and maximum diameter (given in mm). Here the choice is really large. When it comes to the worm drive hose clamp, the sizes available range from 8 to as much as 240 mm in diameter.

It is also worth noting that the available band length largely depends on the width of the band.

In which types are worm drive hose clamps available?

As we have already mentioned, the metal worm drive hose clamps are available in several varieties. The most popular are W1, W2, W4 and W5. Below you will find a brief description of these:

  • W1 — clamp in galvanised steel; 
  • W2 — stainless steel worm drive hose clamp, but with galvanised steel bolt and pins;
  • W4 — stainless steel worm drive hose clamp (made entirely of stainless steel); 
  • W5 — by this symbol we also designate stainless worm drive hose clamp, but in a highly acid-resistant variety (used for operation in very demanding environmental conditions).

Where are worm drive hose clamps used?

The worm drive hose clamp is used wherever electrical cables, rubber hoses, tubes and cables need to be assembled. It is therefore used on an ongoing basis by various industries, such as:

  • automotive, 
  • agricultural
  • horticulture,
  • chemical 
  • food, 
  • other industrial applications.

In addition to this, the worm drive hose clamp also works well in private, domestic applications.

FAQ

Does the material of the worm drive hose clamp make a difference?

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Yes, the material of the worm drive hose clamp does matter. Galvanised steel will not perform well in all environmental conditions, so in some cases it will be necessary to use stainless steel or (in harsh conditions) acid-resistant steel.

Is the worm drive hose clamp suitable for harsh or rigorous conditions?

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Yes, the worm drive hose clamp is suitable for harsh or rigorous conditions. The stainless or acid-resistant steel variety meets the requirements of the food and chemical industries.

How to choose the size of a worm drive hose clamp?

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When it comes to worm drive hose clamps, size according to the size of the installation. However, pay attention to the width of the band in the clamp. The larger it is, the more robust the clamp will be. It will also be suitable for working with larger installation diameters.