SIMAX series flashback arrestors are approved safety devices under ANSI Z49. Price and other details may vary based on product size and color. It protects the user and equipment from damage or explosions. We would like to show you a description here but the site won’t allow us. If un-checked it can continue through the torch into hoses, regulators and gas bottles/cylinders. Knowledge and precautions can prevent fires and violent explosions. Apr 30, 2025 · No. The What, Where, and When of Hose Type Flashback Arrestors Harris Products Group Flashback arrestors and check valves are safety devices designed for oxy-fuel systems to prevent or control damage from an occurrence like a flashback. g. Jan 28, 1992 · Equipment for Welding Operations This is a further response to your memorandum of October 4, 1991, in which you sought guidance as to when flashback arrestors and backflow protective equipment are required in fuel-gas supply systems, in keeping with the requirements of 29 CFR 1910. The Flashback Arrestors are ISO 5175 certified and conform to OSHA, NFPA , ANSI Z49 and UL standards. Standard Flow Flashbacks The flashback arrestor is designed to prevent the backflash of a flame through the torch into the hoses and regulators which can cause the torch and hoses to explode and can cause severe operator injuries. A flash back arrestor or flame arrestor is investigated for the installation for which it is designed and for a general application. Flashback Arrestor (FBA) 1. If a flashback occurs, the fire will pass right through an NRV. How does a flashback arrestor work? The AutoStop Models 801-7001 & 801-7002 are CONCOA’s standard flashback arrestor designed for applications where maximum safety is essential. 1999 safety guidelines and help meet OSHA, NFPA, and other strict industry Safety standards (see listings of approvals and specifications below). This standard was first published in 1984. A flash back arrestor or flame arrestor in investigated for the installation for which it is designed and for a general application. The equipment used today is safe, but every year, hundreds of employees are injured or die as a result of improper use. Jan 28, 1992 · This is a further response to your memorandum of October 4, 1991, in which you sought guidance as to when flashback arrestors and backflow protective equipment are required in fuel-gas supply systems, in keeping with the requirements of 29 CFR 1910. Trusted source for Australian Standards. Shop online now. 1 day ago · When choosing torch cutting sets for metal fabrication, prioritize models that match your fuel source (propane, acetylene, or MAPP gas), offer reliable flame control, and include essential safety features like flashback arrestors 1. Reverse flow check valve prevents gas from backing up and mixing into the supply system. There are many Flashback arrestors (FBA) on the market today and many have different features. Nov 23, 2025 · 3. BAM certification body has certified the gas welding equipment – Safety devices and quick-action couplings to meet the requirements listed in: SIMAX series flashback arrestors are approved safety devices under ANSI Z49. FREE delivery over $150* or click and collect. UL 525 Standard for safety of flame arrestors, Underwriter Laboratories, U. Jul 15, 2025 · Often there are two options – standard and high flow – so when you’re choosing your flashback arrestor, make sure to keep an eye on the maximum working pressure of the gas and match it to your torch. These arrestors are ideal for all flow applications of fuel gases and oxygen with either standard “B” connections. Protect regulators and gas cylinder against flashback. MNPT outlet connections make it easy to adapt in various applications. High quality, standard flow flashback arrestors from SuperFlash. The Benefit: It features a sintered element that cools and extinguishes a flame front moving back toward the cylinder. Flashback arrestors are colour-coded, and should be marked with AS4603 (in compliance with the GHS labels for hazardous goods). The Job: Stops both reverse flow and the flame. ESAB flashback arrestors ESAB’s range of flashback arrestors are all designed for optimum usage, giving high flow rates whilst still providing the highest levels of function and safety. Description Boc Standard Acetylene Flashback Arrestor 90884 The BOC standard flashback arrestor is a simple compact arrestor featuring a non return valve, flame arresting sintered element, inlet filter and thermal cut off device. 1 day ago · That 5/8" UNF thread matches standard COMET regulators, flashback arrestors and hose fittings, making the Cigweld COMET 3 blowpipe a plug-in match for most Australian and New Zealand oxy-fuel setups that follow COMET or equivalent standards. 1 Choice for Flame Arrestors (Flashback Arrestors) certified and under surveillance by The Federal Institute for Materials Research and Testing (German: Bundesanstalt für Materialforschung und -prüfung, or BAM) and OCIMF/RIGHTSHIP compliant. This revision is taken to include the following tests: Flashback arresters — Safety devices for use with fuel gases and oxygen or compressed air. A flashback arrestor can restrict gas flow if it is too small for the application, causing backfires, short tip life, poor quality work, and even equipment damage. GENTEC® Flashback Arrestors are specially designed to prevent personal injury and damage to equipment from severe flashbacks. Look for kits with durable hoses, ergonomic torch handles, and compatibility with standard regulators. FNPT inlet and 1/4 in. S. They are a mandatory requirement to be fitted to both torch and to the regulator on both fuel and oxygen lines. Please call BOC on 131 262 or visit your local store Compare Add to Cart Preventing Welding Flashback Oxy-acetylene torches have been used for many years for cutting, welding, brazing, and heating of metals. We highlight the importance of pressure regulators and flashback arrestors. Find many great new & used options and get the best deals for BOC Standard Flashback Arrestor 41542 at the best online prices at eBay! Free shipping for many products! FEATURES & BENEFITS: Provides protection against flashbacks, backfires and sustained backfires. In the preparation of this specification considerable assistance has been taken No. Stainless steel high-flow regulator flashback arrestors are designed for oxygen, hydrogen and other flammable or fuel gases. The flashback arrestors are intended to prevent a flashback in the hose from reaching the regulator; the devices also often contain check valves intended to prevent the backflow of gas. Special offer Welding Torch Safety Device Flashback Arrestor, Oxy Propane Flashback Arrestor Oxygen Acetylene Propane Flashback Arrestor Set Regulator End 9 16 18 Threads B Size Welding Torch Safety Equipment Australian Standard AS4839-2001 The safe use of portable and mobile oxy-fuel gas systems for welding, cutting, heating and allied processes specifies that for optimum protection, flashback arrestors should be fitted to both the regulator and the touch for oxygen and fuel gas lines. The arrestor contains all of the same features with the addition of a drop-down shroud indicating the activation of the pressure-sensitive cut-off device. . Flashback Arrestors for manifolds, tapping points and single cylinders Flashback arrestors provide protection against: Flashbacks, passage of gas in the direction opposite to flow and burnbacks. Dec 14, 2025 · Master OSHA compliance for flashback arrestors. 253(e)(3)(ii)(C)(3) Flashback protection shall be provided by an approved device that will prevent flame from passing into the fuel gas system. Without flashback arrestors installed, the operator and nearby personnel and equipment are exposed to the risk of explosion in the event of a flashback. Amazon. A flashback arrestor is safety device used on oxy-fuel systems to prevent a flashback from travelling into upstream equipment, such as gas cylinders. -This means testing at least once per year (with couplings coupled and uncoupled being tested every six months) for gas leaks and gas reverse flow. downstream of gas mixers or a generator to produce hydrogen/oxygen mixture by electrolytic decomposition of water. BOC Standard Flow Flashback Arrestor Torch and Regulator End - Set of 4 Standard flow Oxygen and Acetylene flashback arrestors for both torch and regulator ends. Flashback Arrestors (FBA) Gas Welding Equipment Safety Devices incorporating a flame (flashback) arrestor BS EN 730-1:2002 has been replaced by BS EN ISO 5175-1:2017 Flashback Arrestors purchased from 2018 may now be seen with the new number ISO 5175-1 5 Year Life Replace Flashback Arrestors every 5 years or according to manufacturer’s The AutoStop Models 801-7001 & 801-7002 are CONCOA’s standard flashback arrestor designed for applications where maximum safety is essential. Harris provides gas apparatus accessories to be used in cutting, brazing and heating applications. Acetylene Flashback Arrestor Sintered stainless steel flame trap quenches the flashback flame before it travels back further into the system causing damage and possible injury. Jan 30, 2019 · With new standards for vessels with flammable cargoes, compliance is important to minimize the risk of fires and explosions. The IBEDA flashback arrestor is suitable for all standard gas types. Australian Standard Flashback Arrestors available online and in-store at Alphaweld. The AutoStop Models 801-7001 & 801-7002 are CONCOA’s standard flashback arrestor designed for applications where maximum safety is essential. A. com: flashback arrestor Check each product page for other buying options. This product cannot be purchased online. WITT flashback arrestors / flame arrestors (FBA) are used to protect single cylinders, outlet points or pipelines and can be used for almost all technical gases such as acetylene, propane, propylene, ethylene, methane, hydrogen or oxygen. * See flow chart page for gas type abbreviations. Please call BOC on 131 262 or visit your local store Compare Add to Cart Flashback arrestor with BAM testing to the latest international standard is proof that the IBEDA flashback arrestors have undergone independent product testing to fully comply with the highest standards. They are ideal for high volume gas flow applications in pipelines and manifolds. The BOC standard flashback arrestor is a simple compact arrestor featuring a non return valve, flame arresting sintered element, inlet filter and thermal cut off device. When a flashback occurs, the flame burns rapidly ‘upstream’, generally causing a loud explosion. Alphaweld provides the highest-quality flashback arrestors ranging from standard flow flashbacks to medium and high flow flashbacks. Flashback Arrestors: Safety Update & Regulations OSHA - Flashback Arrestors: OSHA 1910. 3. This includes our line of flashback arrestors, check valves, quick connects, hoses and CGA fittings. The Limitation: It cannot stop a flame. How does a flashback arrestor work? Maintenance: -The flashback arrestor and coupling must be tested at regular intervals by a trained and authorized person according to your local safety regulations. Apr 15, 2024 · It's critical to use high-quality flashback arrestors that conform to The Australian standard AS4603-1999 ("Flashback arresters — Safety devices for use with fuel gases and oxygen or compressed air"). Standard with 1/4 in. Gas welding equipment — Safety devices — Part 1: Devices incorporating a flame (flashback) arrestor An approved code of practice is a practical guide to achieving the standards of health, safety and welfare required under the WHS Act and the Work Health and Safety Regulation 2011 (WHS Regulation). Under section 26A of the WHS Act duty holders must comply with an approved code of practice or follow another method, such as a technical or industry standard, if it provides an equivalent or WITT flashback arrestors / flame arrestors (FBA) are used to protect single cylinders, outlet points or pipelines and can be used for almost all technical gases such as acetylene, propane, propylene, ethylene, methane, hydrogen or oxygen. Dec 20, 2020 · Flashback Arrestor is a safety valve with the ability to prevent flame, flashback, return heat and reverse gas flow, which must be installed in the path of fuel gases (methane, acetylene, hydrogen Flashback Arrestors: Safety Update & Regulations OSHA - Flashback Arrestors: OSHA 1910. Causes that can trigger a flashback include: Worn or improperly maintained Equipment, Operator Error, improper monitoring of cylinder pressures, and many o Flashback arrestors with different size and flow rate, and different connections A flashback arrestor[1] or flash arrestor is a gas safety device most commonly used in oxy-fuel welding and cutting to stop the flame or reverse flow of gas back up into the equipment or supply line. Gas Pressure: One cause of fires and explosions is high acetylene toRCH end standaRd floW quiCK aCtion Coupling – display paCK (model: dKsg) This range of flashback arrestor is identical to the boxed DKSG model products on the previous page, except that they are presented on a backing board with a clear shrink wrap for a high visibility store display. The AutoStop size and features make it ideal for use at the regulator outlet. The valve is protected from damage by the sintered stainless steel flame trap. These arrestors with multiple safety functions provide optimal protection against flashback, gas return and additionally against burnback if the safety device type includes a thermal cut-off valve. They are used to prevent damage to equipment, but more importantly to prevent personal injury. They are used to prevent damage to equipment, but more importantly, to prevent personal injury. ISO 5175-1:2017 does not apply to the use of safety devices incorporating flame arrestors for applications with premixed oxy/fuel or air/fuel gas supply systems, e. Flashback arrestors are commonly used safety devices that stop or impede the progress of a flame front upstream of the insertion point. 2. This article covers some basic information about regulator flashback arrestors. Get expert guidance on installation, technical standards, testing, and replacement protocols. Flame arrester A flame arrester during testing A flame arrester made for a 91 cm (36 inch) pipe weighing 10 tons A flame arrester (also spelled arrestor), deflagration arrester, [1] or flame trap[2] is a device or form of construction that allows free passage of gas but will interrupt or prevent the passage of flame. Flashback Arrestors Torch and Regulator Mount The Gas Innovations series of Flashback Arrestors provide a full range of dry type flashback, reverse flow and burn back protection . 253, Oxygen-fuel gas welding and cutting. Messer's flashback arresters are combination of gas shut-off valve, flame arrestor & thermal gas cut-off system that offers optimum protection from flash-backs. GENTEC® flashback arrestors are available for regulators, torches, and pipes. UL and BAM approved, and 100% tested fir reverse flow, leak integrity, and flashback protection. Apr 30, 2025 · For safety reasons we strongly recommend annual testing of the gas regulators and flashback arrestors, and to change gas regulators and flashback arrestors every 5 years.

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