Tire Pressure Gauges Work Just Like a Pressure Control Valve

pressure control valve

If you own a car and you need to check the pressure of your tires, you probably have those pen-sized tire-pressure gauges. If you don’t, you then brought your car to an auto shop or petrol station, and you probably observed that their tire pressure gauges are bigger and look more like a pressure control valve. In reality, a tire pressure gauge is just a handy pressure control valve.  

Pressure exertion and release

The way gas or air exerts pressure inside a container – or valve – it through the action of the air or gas atoms colliding with the sides of the container. Imagine having a single gas atom in a sealed container. The atom is in constant motion, ricocheting off the sides of the container. The speed of the atom’s activity can be determined either by temperature or additional atoms. So when the temperature is raised, the hotter the atoms, the faster they move. If more atoms are added into the container, the more collisions happen, and the greater pressure they exert inside the container.

The latter is what happens inside a pressure control valve, such as a tire pressure gauge.

Inside the pressure gauge

As the pressure gauge is applied to the tire’s valve stem or air release stem, the pressurised air from the tire rushes in and pushes the piston inside the tire pressure gauge. The distance the piston travels is relative to the pressure in the tire. The pressurised air is pushing the piston, and the spring inside is pushing back. The spring is used to read the calibration. When the gauge is released from the valve stem, the flow of pressurised air stops and the spring immediately pushes the piston back so the calibration can be made.

The tire pressure gauge is designed to have some maximum pressure. So, you’ll observe that as the piston and spring work together, the calibration rod is pushed out of the gauge so you can see the calibration number. 

This is how pressure control valves work

For whatever land or underwater industry a pressure control valve is used, the above description is basically how it works. However, instead of a calibration rod coming out, mechanical gauges or digital gauges are used to measure the pressure being exerted. You can therefore see the importance of pressure control valves, especially with vital industries such as water distribution and underwater air pumping stations in this time of the pandemic.

Master Mac 2000

When it comes to the distribution of pressure control valve components, general valves, and sub-bases from quality brands such as Univer, MasterMac2000 has been an Australian-owned distributor since 1980. It also distributes quality pneumatic valves with mixed or spool system for heavy applications. Other valves available are compact valves, flow control valves, and accessories. Contact Master Mac 2000 today for more information at 07 3344 4711 or visit their site at https://mastermac2000.com.au/.

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About MasterMac2000: Your Trusted Pneumatic & Process Automation Partner.

LEADING THE INDUSTRY: Established in 1989, MasterMac2000 has grown to become one of Australia's largest privately owned pneumatic and process automation companies. We stock top-quality brands like Univer, Mack, Tolomatic, Mac, Piab, American, and Rotoflux in Brisbane.

SERVING QLD & NORTHERN NSW: We proudly service Queensland and Northern New South Wales for all your pneumatic and process equipment needs. Our mission is to provide the best pre and post-sales support while actively expanding our client base.

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About The Author

Stuart Havill

Stuart Havill is the owner and manager of MasterMac2000, Queensland's largest privately owned pneumatic and process valve company.

With his early working career as a maintenance fitter for Boral in 1992, Stuart has spent his life in the field of pneumatics and process equipment. He gained extensive experience in plant design, maintenance, repairs, fabrication, and site management.

In 1996, he transitioned to a pneumatic sales technician role at MasterMac2000, where he excelled in key account management, providing cost-effective solutions, and managing a sales team of 9 employees.

Since 2002, Stuart has been the manager at MasterMac2000, overseeing the company's growth and establishing it as a leader in pneumatic automation and process valve engineering. His expertise spans customer training, CRM setup, industrial compressor sizing and installation, and turn-key project management.

Under Stuart's leadership, MasterMac2000 has been servicing the industry since 1988, with 5 full-time sales representatives covering northern rivers NSW, Queensland, Northern Territory, and PNG. The company prides itself on providing the best-priced solutions to all customers in the marketplace.

View Stuart’s LinkedIn profile to learn more about his expertise in pneumatics and process equipment.

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