Large Gate Valves, Unsung Heroes of the Mine, Keep Operations Flowing

These large gate valves are towering figures with diameters exceeding 900mm, responsible for the crucial task of controlling the flow of liquids and slurries.

Read Article

Lydiard Street to BWEZ a 125 Year Journey.

John Valves began its operations on Lydiard Street, right in the heart of Ballarat. This central location was crucial during the company’s early years

Read Article

What Are Plug Valves? Benefits, Types and Applications

Plug valves silently play a vital role, offering exceptional control and reliable shut-off capabilities. Read on as we delve into the allure of plug valves.

Read Article

What are Cone Check Valves?

Cone-check valves featuring rubber-coated sealing elements are particularly suitable for entrained solids applications.

Read Article

Pinch Valves: Simple Yet Versatile Flow Control Solutions

Pinch valves are an ingenious and often underappreciated type of valve that offer unique advantages in a wide array of industries. They might not be as well-known as conventional valves, but their

Read Article

Duckbill Valves – Simple and Effective

Named for its distinctive shape that resembles a duck’s bill, this unassuming piece of equipment is making waves across a range of industries.

Read Article

Y-Type Valves

Y-type valves are, not surprisingly, characterised by the Y-shaped design, which integrates the valve body and the branch into a single assembly. This configuration offers many benefits, including reduced pressure drop across the valve…

Read Article

Introducing “The Circle Back Initiative”

John Valves is proud to be part of a consortium comprising national and international companies.

Read Article

Types of Parallel Slide Valves & Essential Maintenance Guidelines

Parallel slide valves are used on high pressure and temperature applications. Heavily deployed in the steam, petroleum & natural gas industries.

Read Article

The Ultimate Guide to Ball Valve Maintenance

Ball valves quietly fulfil a vital role in the world of industrial piping systems, where efficiency and precision are paramount.

Read Article

Comparing Safety Relief Valves with Pressure Relief Valves

Safety Relief Valves (SRVs) and Pressure Relief Valves (PRVs) play crucial roles in dealing with overpressure scenarios that might result in catastrophic outcomes.

Read Article

Butterfly Valves Dimension: How to Measure Butterfly Valves

Ensuring your butterfly valves dimensions are the right size and correctly installed is important for optimal performance.

Read Article

5 Types of Valves Used in Wastewater Treatment Plants

Wastewater treatment plants are pivotal in maintaining the health of our environment by effectively purifying water before it’s returned to natural water bodies like seas or rivers.

Read Article

Difference Between Safety Valves and Relief Valves

Maintaining the safety and integrity of industrial processes demands a thorough understanding of safety valves and relief valves. These critical components automatically discharge gas, vapour, or liquid from pressure

Read Article

Bellow Sealed Globe Valves: Features, Types and Applications

The bellows are made of high-strength materials and offer excellent resistance to corrosion, high pressures, and temperature variations.

Read Article

How Does an Automatic Flow Control Valve Work?

Looking to understand automatic flow control valves work? In the complex world of fluid management, achieving precise and reliable flow control is paramount.

Read Article

Latest Valve Blog Articles