The Essentials of a Pressure Control Valve

pressure control valve

A pressure control valve is found in every hydraulic system. This type of valve assists in a variety of functions such as keeping system pressures safely below a pre-set pressure as part of a circuit. There are different types of pressure control valves, including relief valves, reducing valves, sequence valves, counterbalance valves, and unloading valves. All these valves are actually closed valves, except for reducing valves, which are always open. For most of these valves, a restriction is necessary to produce the required pressure control. One exception is the externally and manually operated unloading valve that depends on an external manual operation for its actuation.

Cracking pressure and pressure override

Fluid and hydraulic systems are designed to operate within a pre-set pressure range. This range is a function of the forces the actuators in the system must generate for the actual fluid flowing. Without the means to control or limit these forces, the fluid power equipment and components can be damaged, and these equipment and components are quite expensive. Pressure control valves such as relief valves avoid this hazard. These valves are the safeguards that limit maximum pressure in a system by diverting excess fluids when pressures get too high.

Distributing pressure control valves since 1989

MasterMac2000 has been distributing original and quality valves and cylinders since 1989. This also includes sub-bases, pneumatic valves, and mixed or spool systems for all types of applications, including heavy applications. MasterMac2000 even distributes a pressure control valve range, compact valves, flow control valves, air valves, and including accessories. 

Complementary valves are also available such as pneumatic actuators with brass ball valves, binary counter with or without electrical control or pneumatic control, blocking valves, pneumoelectric transducers, and more, depending on what the needs of the client or industry are.

MasterMac2000 has grown and established itself as one of Australia’s largest privately-owned distributors of cylinder and valve original brands such as Univer, Mack, Tolomatic, Mac, Piab, American, Rotoflux, and more. These are all stocked at their main office and warehouse in Brisbane. For all your process and pneumatic equipment needs and solutions, talk to a MasterMac2000 representative today, especially for those ‘hard-to-get’ pressure control valve range and parts. We are the pneumatic tools and process equipment specialists in Australia. In fact, our helpful staff and representatives are available Monday to Friday for any discussion for your industry solutions. Visit MasterMac2000 today at their website, 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.

SOURCING HARD-TO-FIND PARTS: Not only do we stock quality components, but we also excel at sourcing those elusive, hard-to-find parts. With our extensive database and global network of contacts, getting the parts you require is as easy as a call to our highly skilled, professional sales team.

DEDICATED TO YOUR SUCCESS:

  • Decades of expertise in pneumatics & process automation
  • Carefully curated selection of world-class brands
  • Exceptional sourcing capabilities for speciality parts
  • Knowledgeable sales staff dedicated to finding solutions
  • Unwavering commitment to customer service excellence


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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