Operational condition is unknown however gauges look in good condition. Flashback Arrestors for Welding Safety To reduce backfires and flashbacks, use flashback arrestors and purge hose lines before lighting the oxy-fuel gas torch. Compare prices, MOQs, and supplier ratings. toRCH & REgulatoR FlaSHBaCK aRREStoRS Prevent reverse flow of gases with built-in check valves. They are strongly recommended for all torches—especially casting torches. Flashback arrestors mounted on the regulators do not prevent hoses from being cut and gases to free flow. Most modern-day flashback arrestors also contain check valves intended to prevent backflow of gases in addition to protection from flashbacks. Between the regulator and hose, and ideally between hose and torch on both oxygen and fuel lines, a flashback arrestor and/or non-return valve (check valve) should be installed to prevent flame or oxygen–fuel mixture being pushed back into either cylinder and damaging the equipment or causing a cylinder to explode. Sep 16, 2024 路 Join the WeldFab community for industry-leading insights and innovation. Jan 13, 2007 路 Has anyone used flashback arrestors on a Smith Little Torch equipped with a regulator for disposable propane bottles? I have a Little Torch set up with refillable Oxygen with a single stage regulator and disposable (14 oz) propane with the small Smith propane regulator made for disposable propane bottles. Torch end flashback arrestors are safety devices fitted to the inlet of a torch handle or blowpipe. It is always better to place the safety devices at the rear of the torch than at the regula A FLASHBACK ARRESTOR IS A SAFETY DEVICE USED IN PROCESS GAS SYSTEMS SUCH AS OXYGEN-FUEL WELDING AND CUTTING. The torch set up came without flashback arrestors. Find out how a flashback occurs, and why it is so important to include flashback arrestors as part of your oxy-fuel gas equipment. To prevent flashbacks, check valves and flashback arrestors should be used. Shop Online. 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. NV - Non-return Valve prevents reverse flow of gases. This flashback arrestor helps prevent dangerous flashback occurrences during welding, ensuring a safer working environment for professionals in various industries. 馃敟 Flashback Arrestors in Oxy-Fuel Cutting (German Standards) According to German and European safety regulations, the use of flashback arrestors in oxy-fuel cutting systems is mandatory. Same and Next Day Delivery. It is very important to comply with safety requirements if you use hydrogen or oxygen. We would like to show you a description here but the site won’t allow us. A flashback is an explosion that progresses through the torch, hoses, regulators, and into the cylinders. It ensures safe operation by preventing flame backflow in oxy-fuel systems, protecting both equipment and operators. Flashback arrestors are a must for all torch users! Built with in-line check-valves, arrestors prevent a hose fire from reaching the regulators or tank. 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. CIGWELD Info Sheet COMET Flashback Arrestor Quick Connect CIGWELD Pty Ltd An ESAB Brand. Each is tested and certified against stringent international safety specifications. Jan 20, 2006 路 Is it possible to use a torch flash arrestor on the regulator side? I find it uncomfortable using the arrestors on the end of the torch. Harris provides gas apparatus accessories to be used in cutting, brazing and heating applications. 72. For stopping flashbacks by preventing ignition of mixed gases and to protect equipment A flashback is an explosion that progresses through the torch, hoses, regulators, and into the cylinders Jual 1PC 3/8" Big Acetylene Flashback Arrestor Check Valve Flame Buster For Pressure Reducer Regulator I. Regulator flash-back arrestors protect regulators and gas-supply systems; and torch flashback arrestors protect regula Jul 15, 2025 路 Arrestors need to be placed correctly to ensure they effectively protect you in the case of a flashback. They include either our classic MC cutting assembly with a heating tip, welding tip, cutting tip and torch-mount flashback arrestors, plus safety and operations manual. 6 days ago 路 WorkSafeBC regulations mandate the installation of flashback arrestors between torch control valves and cylinder pressure regulators to ensure compliance and safety. Victor, Miller, Smith, Flame Tech Flashback Arrestors, Torch mounted, Regulator Mounted. 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 . Call us today at 1-800-783-8833 Jul 15, 2010 路 where to put flashback arrestor Studio Currently Active Users Viewing This Thread: 1 (0 members and 1 guests) Messer offer various designs of Flashback Arrestors suitable for cylinders, regulators, torches, and pipe systems. cigweld. For hoses longer than 3m, an additional flashback arrestor is needed at the torch end. The cone shaped design of the flashback arrestor gives it a greater surface area, allowing the use of a dense filter for longer service life and greater safety without sacrificing performance. How do they work? Why is a Flashback dangerous? What are the safety requirements? …& more! Flashback Arrestors Flashback arrestors (FBA’s) are commonly used safety devices that stop or impede the progress of a flame front upstream of the insertion point. Torch and regulator models provide downstream and upstream protection. 5. Extra flashback arrestors create excess flow restriction in the gas lines, which can contribute to backfire issues while cutting. Explore our certified flashback arrestors for acetylene systems. The OLSEN™ Torch Mount Flashback Arrestor set is designed for use with all oxy-fuel cutting torches to extinguish flashback fire from the torch to the hose. Safety Flame for Pressure Regulators Flashback Arrestors Flashback Arrestors For Torch Flashback Arrestors For Pressure Regulators Flashback Arrestors For Hose Flashback Arrestors Quick Connector High Flow Rate Flame Safety Oxygen Cutting Machine Flange Cutting Machines Rail Cutting Machines Cutting Nozzles Acetylene Cutting Nozzles Propane Page 14 USER MANUAL ANDPRODUCT SPECIFICATIONS CONNECTING FLASHBACK ARRESTORS HOSE TO THE REGULATOR Connectthe blueregulatorflashbackarrestorto theoutletof the oxygenregulator (colourcoded black). Free Shipping on orders over $75. Jan 30, 2019 路 Pressure regulators reduce high cylinder pressures to safer levels while flashback arrestors stop reverse flow and flashbacks - enabling safe use of compressed gases like oxygen and acetylene on ships. THE ARRESTORS STOP THE FLAME OR REVERSE FLOW OF GAS BACK UP INTO THE STORAGE BOTTLES OR SUPPLY LINE. Manufactured by the reputable brand Weldgas, this flashback arrestor is modelled as the Super 55, ensuring optimal performance and safety during welding and metalworking tasks. This article covers some basic information about regulator flashback arrestors. " --Work Safe BC regulation 12. It is not necessary to remove reverse flow check valves installed on the torch handle. The time now is 1:25pm. Nov 21, 2008 路 2. Maximum safety is achieved by having arrestors on both regulator and torch. Flashback arrestors can be mounted on torches or regulators, with regulators providing higher flow capacity. Protect regulators and gas cylinder against flashback. 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 Flashback Arrestor Regulator Oxy/Fuel, B-Size. Check The Torch: How can you tell if the torch you are using has flashback arrestors and check valves? FLASHBACK ARRESTORS - $85. For example, use flashback arrestors, release gases with an exhaust system, and tighten hoses as specified for different hose dimensions. Remove the torch reverse flow check valves before installing the torch type flashback arrestor. Reverse Flow Check Valves: Helps to prevent the reverse flow of gases from traveling past the check valve. Feel free to message with any questions or concerns. Choose your option from the Size dropdown menu. 17K subscribers Subscribed Sep 20, 2013 路 When are flashback arrestors needed? Torch Questions All times are GMT -7. Theflashbackarrestoris clearly marked"FITTO REGULATOR OUTLET". Torches are capable of cutting up to 5/8 inch (16 mm) with tip included. They are used to prevent damage to equipment, but more importantly, to prevent personal injury. These devices are designed to protect both the equipment and the operator by stopping flames from traveling back into gas hoses, regulators, and cylinders—a potentially explosive hazard. This includes our line of flashback arrestors, check valves, quick connects, hoses and CGA fittings. 30 / ea. Flashback Arrestors also include an internal Check Valve which is protected by the flame barrier. Unfortunately, many torch-mounted flashback arrestors restrict flow and may, therefore, co in the same oxyfuel system. Click to explore verified options for reliable on-the-go welding and cutting. Shop high-quality oxygen acetylene safety valves with CE certification and fast delivery from trusted suppliers. The Harris flashback arrestors incorporate a reverse flow check valve and a flame arresting unit in one ack from entering the hose. They are used to prevent damage to equipment, but more importantly to prevent personal injury. Why aren’t flashback arrestors built in the torch or regulator? Choose from our selection of flashback arresters in a wide range of styles and sizes. Flashback arrestors are commonly used safety devices that stop or impede the progress of a flame front upstream of the insertion point. Victor Equipment Part # 0384-0804 • Heavy Duty Construction • Patented Built-in Flashback Arrestors And Check Valves • One Cutting Attachment For All Fuel Gases (With Proper Tip) • SR 350 Series Regulators This Victor® Journeyman® 350 CGA-510 Medium Duty Acetylene Outfit (0384-0804). May 4, 2018 路 To prevent flashbacks, flashback arrestors must be installed on the outlets of both regulators, and/or torch inlets. QDB30 Regulator to Hose Kit for Torch Welding and Cutting Torches Withbuilt-In Check Valves and Flashback Arrestors, Brass Quick Connect Fittings Set Replace 312-QDB30 Flashback Arrestors Flashback arrestors are safety devices used most often with oxygen-fuel cutting torches. 23 / ea. The IBEDA flashback arrestor is suitable for all standard gas types and provides optimal protection against any potential flashback, gas return and also against burn-back. 2. They are recommended as a backup device that The Weldgas Flashback Arrestor Super 55 is a reliable and high-quality product designed specifically for use with propane gas. Extinguishes flashback fire with stainless steel sintered element. This design nearly eliminates the potential for flashback under normal use. This Medium-Duty versatile kit come with tips to do most jobs. com. 10 in maximum cutting capacity. KVAEY 2PCS Flashback Arrestors Set, Oxygen Flashback Arrestors Torch End 9/16-18 Thread B Size, Heavy Duty Brass Oxygen Flashback Arrestor Set Regulator End, Car Accessories We actually recommend only one set of arrestors, and those at the back of the torch as opposed to at the regulators. Add To Cart. ) Safety Feature Built-in Flashback Arrestors and Check Valves Warranty Regulators and Torch: 7 Yrs Compare Material: The flashback arrestor is formed by pure copper, which is sturdy and durability. curfair Oxy Acetylene Torch Kit, Torch Set with Cutting Torches, Oxygen Acetylene Cutting Brazing Welding Torch Kit with Oxy Acetylene Tanks, Regulators & Hoses A Save 5% on 2 select item (s) Add to cart Flashback Arrestor Oxy/Fuel Pair Torch Mount, B 9/16-18 Connections MSC# 05924030 Mfr# H743 In Stock In Stock Web Price $145. Quantity Order Qty of 1 equals (1) Pair High Flow LP Regulator mount FBA’s are suitable for use with COMET regulators fitted with the standard welding hose connection 5/8”-UNF. Apr 30, 2025 路 No. 3 days ago 路 Learn how to start an acetylene torch safely with step-by-step guidance, real workshop tips, and proven practices to protect tools and get clean results. ) / 25 mm (1 in. The VICTOR FB-1 FlameBuster Torch Flashback Arrestor 0656-0001 is a specialized accessory designed for gas welding torches, specifically for Oxy-Acetylene gas type. This high-performance gas flashback arrestor is specifically designed for use in welding, cutting, and tempering applications. They help to prevent the reverse flow of gas into the equipment of gas cylinder, which when ignited, can cause the contents to catch fire and explode. They are color coded, Green: Oxygen and Red: Fuel Gas, and are available for torch and regulator. Jan 20, 2026 路 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. Jan 2, 2026 路 Find top-rated gas welding and cutting kits with oxygen acetylene compatibility, flashback arrestors, and heavy-duty torches. Quantity Order Qty of 1 equals (1) 2 Piece Set Add to Cart Compare Victor FB-1 PAIR FLAMEBUSTER TORCH MSC# 88644604 Mfr# 0656-0001 In Stock In Stock Web Price $352. A flame cannot propagate in a hose with pure oxygen or fuel. Check valves prevent reverse gas flow but flashback arrestors are also needed to stop a flashback from spreading. Nov 23, 2020 路 The advantage of having a flashback arrestor mounted on the regulator outlet is that it can have a far greater flow capacity than a torch-mounted flashback arrestor. Flashback: When a backfire takes place in a mixing chamber, unless you shut off the oxygen valve, the flame burning in the torch head may ignite gases in the hoses and result in a flashback. Max Cut/Weld Thickness 102 mm (4 in. 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. They are a mandatory requirement to be fitted to both torch and to the regulator on both fuel and oxygen lines. The flashback arrestor is designed to prevent the backflash of a flame through the torch into the hoses and regulator which can cause the torch and hoses to blow up and cause severe injury to the operator. These arrestors are ideal for all flow applications of fuel gases and oxygen with either standard “B” connections. They incorporate a number of features designed to protect upstream equipment from damage in the event of a flashback. Uniweld’s flashback arrestors also have built-in check valves to prevent reverse flow of gases. Jan 1, 2025 路 A flashback arrestor is a gas safety device to stop a backfire or reverse flow of gas back up into the torch equipment. 144071152 Discover durable flashback arrestors for gas cutting. 3. These flashback arrestors offer features such as a gas non-return valve, a flame arrestor, and a thermal cut-off valve. Ordering Information *2 Point Safety System FA - Stainless Steel Flame Arrestor extinguishes any returning flame. Purging flushes out any combustible oxygen-fuel gas or air-fuel gas mixtures in the hoses. 5 days ago 路 Western Enterprises Flashback Arrestor Components Color-coded for gas service to provide added safety. Probably 90% of all FBA’s used on oxy-fuel cutting and heating torches are designs which have sintered stainless steel elements. 00 SET Flashback arrestors are designed to prevent reverse gas flow and flashbacks, protecting hoses, regulators and cylinders. Flashback Arrestor Torch Oxy/Fuel, B-Size 3 days ago 路 The arrestor must seamlessly fit into your existing gas delivery system – verify thread types (NPT, BSP, M8, M16), sizes, and compatibility with regulators and torches. Oxy-Fuel, Oxy Acetylene fittings & adapters. FA - Stainless Steel Flame Arrestor extinguishes any returning flame. Protect operators, equipment, and installations from flashbacks. I am thinking of getting a set of A flashback arrestor is a critical safety device used in gas welding, cutting, and heating systems to prevent flame flashbacks and reverse gas flow. Comes with Concor Flashback Arrestor 801 0536 attached. Flashback Arrestors Available for torches and regulators. Our thick-wall welding and heating tips hold up well to excess heat and are capable of 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. Flashback Arrestors: Prevents a flame from traveling past the flashback arrestor in the event of a flashback. $59. The acetylene arrestor in this set can also be used for Propane or Mapp gas Unbranded Acetylene Industrial Gas Welding Torches RX WELD Upgrade Version Oxygen & Acetylene Gas Cutting Torch And Industrial Acetylene Welding Torches See the seller's listing Jul 15, 2023 路 Flashback Arrestors for oxy, acetylene & LPG/propane equipment. Flashback arrestors help to prevent personal injury and property damage by stopping gas flow during flashbacks/burnbacks. The use of flashback arrestors at the torch and regulator may cause flow restriction leading to a potential hazard. use excessive flow restriction. 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. 5psi, an added safety feature for your Flashback Arrestors have a flame barrier which stops a rapid flame propagation through hoses, regulators and torches. All GTT torches are a surface mix design that mixes the fuel and oxygen at the surface of the torch, not internally. Durable stainless steel safety devices with fast response, ideal for oxy-fuel systems and industrial use. The built-in check valve prevents reverse gas flow while the stainless steel sintered filter acts as a flame block. Check the “true” flow rating of any flashback arrestor you are considering. Flame Tech recommends flashback arrestors on torches and/or regulators for all applications. Hi, I recently got a Micro oxy/acetylene torch, And was wondering: Where do I find flashback arresters that connect to the regulators? Since theres nowhere to connect them beween the torch and hoses (crimped on hoses). Flashback arrestors quench backfire and flashback at the torch or regulator. 120 Flashback prevention Click here for the publication from WorkSafe BC How to put flashback arrestors on torch and tank regulators to prevent reverse flow of gases Koike Aronson Ransome 4. Install regulator type flashback arrestors as shown below. Dec 30, 2025 路 The Vtg Radnor Model 250-80-540 Classic Victor Medium Duty Single Stage Regulator is a reliable welding equipment accessory designed for gas welding and cutting tasks. A flashback arrestor is most commonly used in oxy-fuel welding. In line with WorkSafe recommendations, flashback arrestors should be fitted at each gas line at the regulator outlet for hoses less than 3m long. Apr 15, 2024 路 In Australia, it's mandatory to fit flashback arrestors to the regulator and torch on both fuel and oxygen lines. Available as a set that includes; Torch, Tip, SÜA Regulators, flashback arrestors and 25, 50 or 100 feet twin oxy/fuel hose. UNIMIG IBEDA Flashback Arrestors can be used on single cylinders, torches, and cutting machines. Since they sell arrestors for both, I assume there is a difference. 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. au Discover premium LPG flashback arrestors for welding and cutting. Internal check valves designed to prevent reverse flow and accidental mixing of oxygen and fuel gases. Flashback and flame arrestors can either be torch-mounted, hose-mounted or regulator-mounted. TV - Gas flow will be shut-off if arrestor becomes over heated. This dual duty arrestor also cuts off gas flow when the pressure drops to 0. Why Do We Need Check Valves or Flash Back Arrestors? “Suitable safety devices to prevent reverse gas flow and to arrest a flashback must be installed on each hose in an Oxy-fuel system, between the torch and the regulator. So, if a flashback were to start, you have two points of protection. Check Valves. A flashback is an ignition of mixed gases which flows back to the source of the gases such as the hose, regulator, and cylinder at a speed which is greater than five times the speed of sound, creating the risk of injury or equipment damage. 4.

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