How Much Pressure Can A Camlock Hold?

Posted by Wildcat Digital on

Understanding the different types of camlock pressure ratings can often prove confusing if you are unfamiliar with this industry. However, no need to panic. In this blog, we’ll introduce the factors that directly affect camlock pressure fittings, outlining the specific figures so that you can make the most informed decision when selecting your very own camlock. 

So, how much pressure can a camlock hold? Camlocks can hold between 50 PSI and 250 PSI. Ultimately, camlock pressure ratings vary depending on three main factors; temperature, size and material. It is absolutely crucial to understand the pressure rating of your camlock as it directly affects the efficiency of your hose system. 

Read on to learn more about the different camlock pressure ratings, dependent on material and size. 

What are the Different Camlock Pressure Ratings?

In this section, we’ll highlight the key information you’ll need for the different types of camlock fittings, running through three popular materials. 

Aluminium Camlock Pressure Rating

Aluminium camlock fittings are the perfect choice for anyone looking to find an affordable, lightweight alternative to more expensive fittings. They work well with water, hydraulic fluid, petroleum-based goods and can be used in tanks, IBC, transfer pumps, general-purpose pumps and trash pumps. 

Here is everything you need to know: 

  • Our sizes range from - ‘1/2" to 4”’ (but you may go up to size 8” elsewhere)  
  • The pressure ratings range from -  50 PSI to 250 PSI (depending on the temperature and size of the camlock). 

Material 

Size

Ratings 

Industry 

Qualities 

Aluminium 

1/2” - 12”

1/2” - 2” > 250 PSI

2 1/2” - 4” > 150 PSI

5” - 6” > 75 PSI

8” > 50 PSI

10” - 12” > 50 PSI 

Trash pumps, General purpose pumps, IBC, Tanks 

Lightweight, Economical 


Stainless Steel Camlock Pressure Rating

Stainless steel fittings are known for their incredibly tough and long-lasting qualities. Typically, they are utilised in the sanitary and food industries. Although these types of fittings are generally more expensive than other materials, they are extremely resistant to chemicals and liquids. Another huge advantage is that they do not tend to deteriorate with time. 

Here is everything you need to know: 

  • Our sizes range from - ‘1/2" to 4”’. 
  • Endure temperatures range between -150 and +500 degrees fahrenheit.  
  • The pressure ratings range from - 100 PSI to 250 PSI

Material 

Size 

Ratings 

Industry 

Qualities 

Stainless Steel 

1/2” - 12”

1/2” > 150 PSI

3/4” - 2” > 250 PSI

2 1/2” > 225 PSI

3” > 200 PSI 

4” - 6” > 100 PSI 

8” - 12” > 100 PSI

Food, Sanitary 

Temperature range: -150 degrees F to +500 degrees F, 

More expensive 


Polypropylene Camlock Pressure Rating

Alternatively, polypropylene fittings are a great substitute for metal fittings due to the durability of the plastic, which can handle harsh chemicals. These fittings are also very cost effective. (Note - For those on a bit of a budget, these could be the fittings for you!) 

Here’s everything you need to know: 

  • Our sizes range from - ‘1/2” to 4”’. 
  • The pressure ratings range from - 50 PSI to 100 PSI

Material 

Size 

Ratings 

Industry 

Qualities 

Polypropylene 

3/4”- 4”

3/4” - 2” > 100 PSI

3” - 4” > 50 PSI

Agricultural, Industrial 

Durable, Chemical resistant 

Camlock Fitting Pressure Ratings by Size

In the table below, we are interested in looking at the pressure ratings dependent upon the different sized camlock fittings. 

Material 

Size

Pressure Rating (PSI) 

Aluminium

1/2”-2”

250 PSI

2.5”-4”

150 PSI

5”-6”

75 PSI

8”

50 PSI

Stainless Steel 

1/2”

150 PSI

3/4”-2”

250 PSI 

2-1/2”

225 PSI

3”

200 PSI

4”-6”

100 PSI 

Polypropylene 

3/4”-2”

100 PSI 

3”-4”

50 PSI 

Other Considerations for Safe Camlock Use

In this section, we’ll outline some extra information about camlock fittings that may come in handy whilst you decide which camlock to select. 

How Camlocks Work  

A main camlock fitting consists of a male groove adaptor and female coupler. On the coupler, extend the handles before putting the correct size male adaptor into the female coupler. Then you can close both handles to fix both halves together, creating a leak proof structure for the safe transfer of liquids. 

Learn more about how camlocks work and the various different types of camlock fittings in our recent blog, What are the Different Types of Camlock Fittings?

Temperature 

It is important to remember that different materials cope with different temperatures in different ways. Polypropylene fittings can handle temperatures up to 70°C (158°F), whereas stainless steel fittings can handle a wider range of temperatures, from -101°C to +260°C (-150°F to +500°F).

Maximum Operating Pressure 

When choosing your camlock fitting, you must also consider the maximum operating pressure. 

Here is everything you need to know about maximum PSI:

  • Aluminium - 250 PSI
  • Stainless Steel - 250 PSI
  • Polypropylene - 100 PSI 

Buy Camlock Fittings

Now that you have all of the information about camlock working pressure, why not check out our high-quality fittings here at Camlock Fittings Online. Have a look at our extensive range online today. Please do not hesitate to get in touch if you have any questions or are not quite sure what you are looking for. 

Click here to contact one of the team. 


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