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Filler metal facts

October 6, 2014 | By Robert Fox

The factors that influence filler metal consumption, such as joint design and the choice of welding process, are key to helping you better understand, anticipate, and monitor operational costs and the bottom line.

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Consumables Corner: Selecting filler metals for stainless steel welding

September 23, 2014 | By Nino Mascalco, Rob Koltz, Steve Sigler

Q: We're a midsize job shop that manufactures a wide variety of products from various types of metal. Currently we have a project that requires welding 304L to 316L stainless steel and welding both of these alloys to A572 Grade 50 steel. Some of the welds are structural and some are used in...

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Choosing the right aluminum filler alloy

September 22, 2014 | By Gregory Doria

How do you know which aluminum filler alloy to use? With several varieties out there, it’s important to be familiar with the type of application and the type of results you are looking for. Those and other considerations will lead you to choosing the right alloy.

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Metal-cored electrode engineered for low-temperature stress relief

September 19, 2014

Select-SAI Inc. has introduced Select 70C-6 SR, an E70C-6MJ-H4 gas-shielded, metal-cored electrode designed for low-temperature service requirements. The wire provides excellent weldability with a low slag, resulting in a smooth arc transfer with outstanding arc stability, the manufacturer says....

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Hobart releases video showcasing partnership with NASA on James Webb Space Telescope

September 9, 2014

Filler metal manufacturer Hobart®, Troy, Ohio, has released a new “It’s the Tie That Binds™” brand campaign video featuring its collaboration with NASA on the James Webb Space Telescope space exploration project. The new telescope is the most powerful ever built and, for the coming decade,...

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Metal-cored wires: Your questions answered

September 8, 2014 | By Blaine Guy

When does switching to metal-cored wires make sense? Answers to the most commonly asked questions about this consumable can help you decide if it’s right for your operation.

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Welding torches feature close-to-process wire feeding

September 5, 2014

SKS Welding Systems offers the Frontpull 8 family of welding torches. They feature close-to-process wire feeding, with the drive unit directly in front of the torch neck. The torches are suitable for all standard arc welding and soldering processes, including spatter and heat-reduced welding...

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GTAW torch welds in hard-to-reach places

September 2, 2014

The CK Flex-Loc GTAW torch from CK Worldwide Inc. is suitable for welding in hard-to-reach places. It uses a 360-degree rotating head that locks in any position, allowing the user to position the head at any angle. Interchangeable heads allow simplified changeout of different head and tungsten...

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Consumables Corner: Advancements in SAW

August 29, 2014 | By Michael Ostaffe

Q: What role does flux and wire play in submerged arc welding? A: It is important to choose the right flux and wire combination for submerged arc welding (SAW) processes. This will allow you to gain efficiency while meeting your performance requirements. Basic submerged arc welding uses a single...

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Consumables Corner: Eliminating porosity on galvanized steel

August 28, 2014 | By Nino Mascalco, Rob Koltz, Steve Sigler

Q: Our company manufactures storage rack systems made from mild steel and galvanized tubing. A majority of our parts are fixture-welded on a robot using 0.045-in.-diameter ER70S-6 wire with 90 percent argon/10 percent CO2 shielding gas. We have experienced problems with weld appearance quality and...

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Consumables Corner: Changing over to metal-cored wire in SAW

August 27, 2014 | By Michael Ostaffe

Q: One of my vendors recently approached me about replacing the solid wire in my submerged arc welding (SAW) application with a metal-cored wire. Should I consider making the change? A: Depending on your application, you should certainly consider making the change. Metal-cored wires can provide...

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Consumables Corner: Lowering weld hardness in SAW

August 26, 2014 | By Michael Ostaffe

Q: We manufacturer dual submerged arc welded (DSAW) pipe for API use. Some jobs require that the weld hardness be below 250 Vickers. We are having trouble meeting that requirement. What can we do? A: Weld hardness restrictions generally are found in pipelines designated for sour service and are...

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Consumables Corner: Choosing a filler metal supplier with critical welds in mind

August 25, 2014 | By Michael Ostaffe

Q: What should we look for when choosing a filler metal supplier for critical welds, such as those in the power generation industry? A: For critical applications, you need to find a supplier with a long track record in understanding the needs, developing products, and creating solutions for that...

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Consumables Corner: Selecting filler metal for robotic welding

August 22, 2014 | By Chris Depew

Q: We are just getting started in robotic welding. What advice can you give us on how to select the correct filler metal? A: As in any high-productivity application, the main consideration in selecting a filler metal for robotic welding is performance consistency. You want a wire that will...

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Consumables Corner: Storing stick electrodes

August 21, 2014 | By Jay Ginder, Jerry Mathison

Q: I recently saw a comment that regular stick electrodes could be overdried in ovens to the point of causing poor weld performance. Is this true? We store all our electrodes, including low-hydrogen, at 135 to 140 degrees F at all times and have not noticed any problems. We are located in Arizona,...

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