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Ross Brown Sales | Pressure & Temperature, Measurement & Calibration Ross Brown Sales have specialised in Temperature and Pressure products for nearly fifty years, during which we have become one of Australia’s leading suppliers of pressure and temperature gauges.
We stock a very comprehensive range of gauges from 40mm diameter industrial to 160mm diameter fully stainless steel process gauges. Our stock pressure ranges cover vacuum to pressure ... Customers: CAPS Australia, BP, Exxon Mobil, Sandvik,Rio Tinto
HMA Group | Specialty Industrial Equipment The HMA Group of Companies manufactures, sells and services a wide range of capital plant equipment to a diverse range of industries. This includes mining, processing, materials handling, water management, power generation, and oil and gas.
Our group divisions include HMA Materials Handling, HMA Wear Solutions, HMA Instrumentation, HMA Power Generation, HMA Flow & Industrial, ... Customers: BHP, Origin Energy, Viva, Macquarie Generation
CGB Precision Products | Bearings, Tension Control, Clutches CGB Precision Products is a specialist supplier of super precision ball bearings and related components.
With the world's best products we have been successfully serving applications in aviation, defence, manufacturing, and medical instrumentation for over 35 years.
We are the Australian representatives for top brands such as Barden, FAG, Kaydon & Gamet, Kamatics, Heim, ... Customers: BAE, Varley, Ruag, ADF, DSTO, CSIRO
Gemu Australia | Valves, Measurement & Control Systems GEMÜ is one of the leading manufacturers of valves, measurement and control systems, and is the world market leader of valves for sterile applications in the pharmaceutical and biotechnology industries. This position was achieved following GEMÜ's comprehensive investments in application-specific research and development, amounting to more than 5 per cent of the company's turnover. ... Customers: CSL, Behring, Baxter Pharmaceuticals, Pfizer
Process Systems | Air, Vacuum, Fluid, Chemical & Steam Valves ValvesOnline supply a full range of valves including air valves, vacuum valves, steam valves, fluid valves and chemical valves. Actuated ball and butterfly valves with pneumatic and electric actuators. Valvesonline's manufacturing company Process Systems Pty Ltd holds large stocks of components and finished products.
ValvesOnline Australia and ValvesOnline New Zealand supply ...
H.I.Fraser | Gas, Fluid & Waste Systems With headquarters in Sydney and facilities in Perth, H.I.Fraser is a privately owned Australian company, specialising in gas, liquid and waste system supply, design, build, maintenance and certification.
The company has been operating for over 60 years, with the current ownership beginning in 1989.
Over the last 12 years we have acquired subsidiary companies including ...
Southcott Hydraulics & Control Systems | Hydraulic Pumps & Equipment Southcott is the Australian manufacturer of Child hydraulic hose fittings and adaptors as well as Southcott hydraulic pumps and motors.
Our hydraulics distribution channel comprises a complete range of imported hydraulic pumps, motors, valves; quick connect couplers and accessories such as pump couplings, bell housings and filters. We are also agents for locally produced ...
Banlaw | Hydrocarbon Management Systems Banlaw has over 25 years experience in the mining, rail, fleet and port facility industries, specialising in the design, manufacture and implementation of world class hydrocarbon management systems.
Banlaw offers a range of systems, developed individually, to meet the specific needs of operators in a range of industry applications.
Whichever Banlaw system you choose, you ...
B. J. Inns Pty Ltd | Fluid Connector Specialists Welcome to B.J. InnsB. J. Inns Pty Ltd is a family business established in 1997 by Bryan Inns to provide service to the Hydraulic and Pneumatic market with quality Quick Release Couplings. Applications are wide and varied. Traditionally Quick Release Couplings were designed for Hydraulic and Pneumatic markets but since couplings provide the ability to connect and disconnect lines ...
Measurement Plus | Quality Measurement Instrumentation & Valving Systems Measurement Plus is an Australian company specializing in the distribution and service of quality measurement instrumentation, valves and valving systems. Our mission is to offer a superior level of service to support our customers in Australia, New Zealand and South East Asia.
Our company is ISO 9001 accredited and we are continually working with our suppliers and customers ...
Is a type of valve that allows fluid to flow in one direction and prevents it from flowing back in the opposite direction. It typically consists of a disk or ball that is pushed open by fluid flowing in one direction and then closes when the flow reverses. Check valves are commonly used in plumbing, irrigation, and industrial systems to prevent backflow and maintain system pressure. They come in various designs and sizes to suit different applications and operating conditions.
How does a check valve work?
A check valve is a type of valve that only allows flow in one direction. It works by opening to allow flow in one direction, while closing to prevent backflow in the opposite direction. The valve consists of a movable disc or ball that is held in place by a spring or other mechanism. When fluid flows in the desired direction, the disc or ball is pushed open by the force of the fluid. This allows for the prevention of backflow, which can cause damage to pipelines and equipment. Check valves are commonly used in plumbing, manufacturing, and chemical processing industries.
What materials are check valves made of?
Materials can vary depending on the application, but common materials include brass, stainless steel, PVC, and various types of elastomers (such as Buna-N, EPDM, and Viton). The selection of material depends on factors such as the type of fluid being handled, temperature, pressure, and chemical compatibility.
What size check valve do I need?
Sizing a check valve depends on several factors, such as the flow rate, pipe diameter, and pressure drop. It is important to choose a check valve that matches the pipe size and is rated for the maximum flow rate of the system. The valve should also be able to withstand the maximum pressure of the system. Consulting with a professional or referring to manufacturer specifications can help determine the appropriate size check valve for a specific application.
What types of check valves are there?
A check valve is a type of valve that allows fluid to flow in only one direction. There are several types of check valves, including:
Swing check valve: This valve has a disc that swings on a hinge to allow fluid to flow in one direction and close to prevent backflow.
Ball check valve: This valve has a ball that sits in a seat to allow fluid to flow in one direction and is pushed back into the seat to prevent backflow.
Piston check valve: This valve has a piston that moves up and down to allow fluid to flow in one direction and is pushed back down to prevent backflow.
Diaphragm check valve: This valve has a flexible diaphragm that moves up and down to allow fluid to flow in one direction and is pushed back down to prevent backflow.
Wafer check valve: This valve is designed to fit between two flanges and has a disc that swings on a hinge to allow fluid to flow in one direction and close to prevent backflow.
Tilting disk check valve: This valve has a disk that tilts to allow fluid to flow in one direction and is pushed back to its closed position to prevent backflow.
What is the pressure rating of a check valve?
The pressure rating of a check valve depends on several factors, such as the size, material, and design of the valve. Generally, check valves can have a pressure rating ranging from a few psi to several thousand psi. It is important to consult the manufacturer's specifications for the specific valve to determine its pressure rating and ensure it is suitable for the intended application. Additionally, the pressure rating may be affected by factors such as temperature and fluid type, so it is important to consider these factors as well.
Can check valves be installed horizontally or vertically?
Yes, check valves can be installed both horizontally and vertically. The orientation of the valve depends on the specific application and the direction of flow. In some cases, horizontal installation may be preferred to reduce the pressure drop across the valve, while in other cases vertical installation may be necessary to prevent backflow. The manufacturer's instructions and guidelines should be followed when installing a check valve to ensure proper operation and longevity of the valve.
Can check valves be used for both liquid and gas applications?
A check valve can be used for both liquid and gas applications. The valve is designed to allow the flow of fluid or gas in one direction only and prevent backflow. Check valves are commonly used in plumbing systems, HVAC systems, and industrial applications to prevent damage to equipment and ensure safety. It is important to consult the manufacturer's specifications and guidelines to ensure the proper use of the check valve in a specific application.
How do I properly maintain and clean a check valve?
A check valve is a mechanical device that permits fluid to flow in only one direction. It is commonly used in various industries, including water treatment, petroleum, and chemical processing. Proper maintenance and cleaning of check valves are essential to ensure their optimal performance and longevity. Here are some tips on how to maintain and clean a check valve:
Regular Inspection: Check valves should be inspected regularly to identify any signs of wear and tear, corrosion, or damage. Make sure to check the valve body, disc, seat, and spring for any visible signs of damage.
Lubrication: Check valves require proper lubrication to reduce friction and prevent wear. Apply a small amount of lubricant to the valve's moving parts, including the hinge pin, disc, and spring.
Cleaning: Clean the valve regularly to remove any debris, dirt, or sediment that may have accumulated inside the valve. You can use a soft-bristled brush or a cloth to clean the valve's interior and exterior surfaces.
Flushing: Flushing the valve regularly with clean water can help remove any debris or sediment that may have accumulated inside the valve. This will also help prevent clogging and reduce the risk of valve failure.
Replacement: If the valve is damaged beyond repair or has reached the end of its service life, it is recommended to replace the valve with a new one. This will ensure the optimal performance and reliability of the system.
By following these tips, you can ensure that your check valve remains in good working condition, reducing the risk of downtime and costly repairs.
What is the cost of a check valve?
The cost of a check valve varies depending on the type, size, and material. Basic check valves made of plastic or brass can cost anywhere from $5 to $50, while more advanced check valves made of stainless steel or high-performance materials can cost upwards of $100 or more. The cost may also be influenced by the brand, quality, and features of the check valve. It is important to choose a reliable and high-quality check valve to ensure proper function and prevent potential problems.
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Check Valve Insights
If you are looking to a buy a Check Valve for sale, suppliers on IndustrySearch include CGB Precision Products, Ross Brown Sales, HMA Group, Gemu Australia