Oxy acetylene flashback arrestor requirements. The equipment used •Torch and Point of Use flashback arrestors are combination reverse flow check valve and flame barrier in one body. 0 update, pressure regulators and flashback arrestors must be inspected annually and replaced every five years after the manufacturing date to prevent degradation and leakage. Causes that can trigger a flashback include: Worn or improperly maintained Equipment, Operator Error, improper monitoring of cylinder pressures, and many o One cause of fires and explosions is high acetylene pressure. Jul 15, 2025 · In particular, flashback is a very real danger when welding with oxy acetylene torches. With the new RISQ 2. Buy your flashback arrestors online from BOC today. Flashback arrestors from BOC are crucial when welding and cutting with gas to minimise the risks of flames and explosions. There must be two arrestors or backflow devices. The WHS Regulation includes more specific requirements for PCBUs to manage the risks of hazardous chemicals, airborne contaminants and plant, as well as other hazards associated with welding such as noise and manual tasks. It can result in serious injury and equipment damage. This letter constitutes OSHA's interpretation of the requirements discussed. Arrestors comply with ISO 5175 and arrestor parts are certified cleaned suitable for use with Oxygen service. Dec 14, 2025 · Master OSHA compliance for flashback arrestors. Western’s Flashback Arrestors are designed to quench flashbacks thereby protecting equipment such as hoses, regulators and cylinders. •They provide protection against flashback and reverse flow of gases to the operator at the torch or equipment point of use. Get expert guidance on installation, technical standards, testing, and replacement protocols. Put simply, Flashback arrestors are essential to protect users and equipment from damage or, in a worst case scenario, explosions. CGA 510. When a flashback occurs, the flame burns rapidly ‘upstream’, generally causing a loud explosion. Workers most at risk of injury from flashback includes those who use portable and mobile oxy/fuel gas systems for welding, heating or cutting metal in industries such as plumbing, engineering, demolition, farming, lift installing The regulations pertaining to the use and maintenance of oxy-acetylene equipment were updated in late 2014 under The Acetylene Safety (England and Wales and Scotland) Regulations 2014 and included a new mandatory requirement to use suitable flashback arrestors. Small Flux Oxyhydrogen Gas Patented Technology Back Fire Arrestor Price Oxy-Hydrogen flashback arrestor is a kind of dry-type flashback arrestor which is made of international advanced high-technology nano ceramics anti-backfire tube. WHAT ARE FLASHBACK ARRESTORS? Flashback arrestors are gas safety devices used in oxy-fuel welding and cutting to stop a flame from re-entering a gas pipe or gas cylinder, either by cooling or extinguishing the flame. Oxygen. When was the last time you conducted an inspection? Find out how you can stay compliant. In accordance with the relevant flashback arrestor standard, testing will be done for, Through Flow, Reverse Flow and Leak Tightness, we will also be inspecting the labeling of the flashback arrestor for compliance. A backflow device will not always stop a flashback from reaching the hoses, regulator and cylinders. When more than 15 pounds of pressure is used, acetylene becomes unstable and decomposes explosively. It can prevent the backfire from gas tube safely and continue to fire up to work after put out the flame. HOSE LINE FLASHBACK ARRESTORS Hose line flashback arrestors can be used with oxy-fuel gas welding, heating, cutting and allied processes. Usually: (1) they are installed in the gas system between the outlet of the regulator and the inlet of the hose leading to the torch; (2) the inlet and outlet connections are “B” size right hand thread (CGA-022) for oxygen service and “B” size left . Maximum operating pressures are 15 psi for acetylene, 22 psi for other fuel gases, and 125 psi for oxygen. Fuel Gases: acetylene and hydrogen. Jan 28, 1992 · Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. If you’re using welding equipment in your workplace, here’s what you need to know about national gas bottle storage requirements, as well as flashback arrestor regulations, inspection and testing. CONCOA flashback arrestors provide the reliability and safety required in facilities where oxy-fuel welding, heating, and cutting are being performed. A Guide To The Selection Of Flashback Arrestors This booklet is designed to help you decide whether you need flashback arrestors and help you choose the best models for your needs. Preventing Welding Flashback - Oxy-acetylene torches have been used for many years for cutting, welding, brazing, and heating of metals. One on the fuel line and one on the oxygen line. FLASHBACK ARRESTORS What everyone should know about flashback arrestors and associated safety devices. If un-checked it can continue through the torch into hoses, regulators and gas bottles/cylinders. For this reason, a flashback arrestor is the safest and preferred method of protection. Note: All brands or types of flashback arrestor that do not meet the relevant standards will be rejected, as will torch end “Flashguards” and non return valves on their own A flashback is where a gas flame moves ‘upstream’ into hoses, regulators and even gas bottles and cylinders. q6cpo, eeok, nhlwnp, krcafg, nhbbn, crpj, zvsew, lvfwb, 5g5zj, jydqtu,