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Field Machine Tools | Machine Tools, Welding & Repair
Field Machine Tools is an Safety Valve supplier to Brisbane
Australia's leading supplier since 1995, plus 20 years in field machining, welding and repair. Field Machine Tools supply portable machine tools, tube and pipe machines, maintanace and shutdown equipment, line boring equipment and ID welding systems.
We are Australia's largest hire Fleet providing:
• Pipe Machine Tools
• Flange Facing Machines
• In-Situ Machine Tools
• ... Customers: Bectel, Furmanite, TAFE, UGL, Monadelphous
A safety valve is a mechanical device designed to release excess pressure from a system in order to prevent damage or failure. Its purpose is to protect equipment and personnel from the dangers of overpressure, which can result in explosions, fires, or other catastrophic events. Safety valves are commonly used in industrial settings, such as in boilers, pressure vessels, and pipelines, as well as in consumer products, such as pressure cookers and propane tanks. They are typically set to open at a predetermined pressure and are designed to operate reliably and consistently over a wide range of conditions.
What are the different types of safety valves available in Australia?
However, some of the common types of safety valves available in Australia are pressure relief valves, thermal relief valves, vacuum relief valves, and emergency shut-off valves. These valves are used to protect equipment and personnel from overpressure, over-temperature, and other hazardous conditions. The selection of the appropriate safety valve depends on the application and the specific requirements of the system. It is important to consult with a qualified engineer or valve expert to ensure the proper selection and installation of safety valves.
How do I choose the right safety valve for my application?
Choosing the right safety valve for your application involves considering factors such as the type of fluid or gas being used, the pressure and temperature of the system, the flow rate, and the required capacity of the valve. It is important to consult with a qualified engineer or valve manufacturer to ensure that the valve meets all necessary safety standards and regulations. Additionally, regular maintenance and testing of the valve is crucial to ensure its continued effectiveness in protecting the system from overpressure.
What are the pressure and temperature ratings for safety valves?
The pressure and temperature ratings for safety valves vary depending on the specific valve and application. Generally, safety valves are designed to operate at a specific pressure and temperature range, and are rated accordingly. The pressure rating is typically expressed in pounds per square inch (PSI), while the temperature rating is expressed in degrees Fahrenheit or Celsius. It is important to select a safety valve with the appropriate pressure and temperature ratings for the specific application to ensure safe and reliable operation.
What are the installation requirements for safety valves?
Safety valves must be installed in accordance with the manufacturer's instructions and applicable codes and regulations. They should be installed in a vertical position with the discharge outlet pointing downwards to prevent any obstruction. The inlet piping should be as short and straight as possible to minimize pressure drop and turbulence. The valve should be installed as close as possible to the pressure vessel or system it is protecting. The discharge piping should be sized and routed to prevent any backpressure or obstruction. The valve should be tested after installation to ensure proper operation.
How often should safety valves be tested and maintained?
Safety valves should be tested and maintained regularly to ensure they are functioning properly. The frequency of testing and maintenance depends on the type of valve, its application, and the regulations and standards in the industry. Generally, safety valves should be tested at least once a year, but some valves may require more frequent testing. It is important to follow the manufacturer's recommendations and consult with a qualified technician or engineer to determine the appropriate testing and maintenance schedule for each valve.
What are the legal requirements for safety valves in Australia?
In Australia, safety valves are required to comply with the standards set by the Australian Standards (AS) and the Pressure Equipment Regulations. The AS 1271-2010 standard outlines the requirements for safety valves, including their design, construction, and testing. Safety valves must be installed in accordance with the manufacturer's instructions and must be regularly inspected and maintained to ensure their proper functioning. Additionally, safety valves must be certified by a registered third-party certification body before they can be used in any pressure equipment. Failure to comply with these requirements can result in legal penalties and fines.
How do I ensure that my safety valve is compliant with Australian standards?
To ensure that your safety valve is compliant with Australian standards, you should follow these steps:
Determine the applicable standards: Identify the relevant Australian standards that apply to your safety valve. This will depend on the type of valve and its intended use.
Choose a compliant valve: Select a safety valve that meets the applicable Australian standards. Look for products that are certified by a recognized certification body.
Verify compliance: Check that the safety valve you have chosen meets the relevant Australian standards by reviewing the product documentation and certification.
Install and maintain the valve correctly: Ensure that the valve is installed and maintained according to the manufacturer's instructions and any applicable Australian standards.
Regularly test the valve: Regularly test the safety valve to ensure that it is functioning correctly and providing the required level of protection.
What is the typical lead time for ordering a safety valve?
It is recommended to contact the manufacturer or supplier directly to inquire about lead times for specific valves.
What is the cost of a safety valve and are there any ongoing maintenance costs?
However, the cost of a safety valve can vary depending on the type, size, and application. Generally, safety valves can range from a few hundred to several thousand dollars. As for ongoing maintenance costs, safety valves require periodic testing and inspection to ensure they are functioning properly. This may involve disassembly, cleaning, and replacement of parts if necessary. The frequency and cost of maintenance will depend on the specific valve and its usage.
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