Stay informed on our new research developments and products with our up-to-date technical bulletins. Huys' technical bulletins provide helpful information to the resistance welding industry and to our customers.

Technical Bulletin #1 NewCoppT is Huys Industries high performance copper alloy that is harder and more conductive at higher temperatures than traditional Class 2 materials.

Technical Bulletin #2 HardCapsT are a special type of TiCAPT electrode that treats the copper alloy to make it harder before the TiC coating is applied. This results in a better performing and longer lasting electrode.

Technical Bulletin #3 TiCAPsT have been tested to last TWICE as long as uncoated caps when welding galvanized steels! Independent testing by the University of Waterloo using AWS testing methods have shown a marked improvement in electrode life with the use of TiCAPsT from Huys.

Technical Bulletin #4 Electrode sticking is caused by the freezing of molten metal to the electrodes before they have been retracted. TiCAPT electrodes have been shown to reduce the amount of sticking on galvanized steels.

Technical Bulletin #5 The University of Waterloo has independently tested TiCapsT in a Micro-Resistance Spot Welding application on nickel plated steel. It was found that TiCapsT 'stick' less than the industry standard copper and class 20 copper alloys plus, they have a longer life during micro resistance welding.

Technical Bulletin #6 TiCAPsT are now available in a Side-dressable coating for use on automatic tip dressing applications. The same anti-stick and long life of the TiCAPT can be used with automatic tip dressers using a special cutting blade that cuts the ides only, not the weld face.

Technical Bulletin #7 NewCoppT applications and technical data. Our new copper material will save you money in a variety of applications as it has been tailor made for resistance welding.

Technical Bulletin #8 Huys' COST PER WELD Program is a unique service designed to save customers money through the analysis and improvement of welding and purchasing practices. Since resistance welding is fast, inexpensive, and relatively simple, it has been adopted by many industries. Its widespread success has led to complacency about its costs and processes. Huys' technicians and weld engineers assist in identifying both cost reduction and process improvement opportunities.

Technical Bulletin #9 Effective and proven strategies that reduce welding costs.

Technical Bulletin #10 Huys Industries introduces the Internally Finned Cap. Internal cooling fins designed with fluid-dynamic and thermodynamic considerations lead to cooler caps and extended electrode life.

Technical Bulletin #11 Choose the correct electrode geometry to suit your needs. In order to maximize electrode life, you need to maintain the correct diameter of the weldface for as long as possible and thereafter a consistent and predictable rate of wear. A number of different cap geometries are available that are used for different purposes and that have different wear characteristics.

Technical Bulletin #12 Optimizing your welding process with SORPAS®. New materials (such as TRIP and DP steels), short lead times, complex joints, and the need for zero defects are making efficient optimization of the welding 'window' essential. SORPAS® software assists in setting and optimizing welding parameters.

Technical Bulletin #13 Huys electrode Recycling Program will give you the quality electrodes you need, either coated or uncoated, with significant savings. Don't throw out those used electrodes. Let Huys pick up your used copper and turn them back into new electrodes without the cost of copper.

Technical Bulletin #14 New design applications with SORPAS®. Short lead times from concept to production require efficient and quick design decisions. SORPAST software is effective in assisting in the determination of the optimum electrode type, material composition, thickness, coatings, joint design and layout. In addition, SORPAST aids troubleshooting by its use of animated files and its documentation of possible alternatives.

Technical Bulletin #15 Advanced high-strength steels (AHSS) include dual phase (DP), transformation induced plasticity (TRIP), martensitic and boron-alloyed steels, and are also known as ultra high strength steels (UHS). When resistance welded, the relatively high levels of carbon equivalents and their high inherent cooling rates can cause high hardness, weld brittleness, low cross tension strength, and difficulty in pulling a weld button (partial or complete interfacial fractures).

Technical Bulletin #16 Different copper alloys wear at different rates. Maintaining the diameter of the required weld face for as long as possible, and thereafter maintaining a consistent and predictable rate of wear, is fundamental to maximizing electrode life. Coating the electrode with Huys' patented electrode protects the electrode face and retards the rate of wear, thereby maximizing electrode life.

Technical Bulletin #17 Current stepping (gradually increasing current over the life of the electrode) in resistance welding compensates for electrode wear ("mushrooming") by maintaining a consistent current density (Amp/mm2) and hence acceptable weld size. The ideal (longest) electrode life will be obtained with a low current stepper slope (small current increases) and a predictable current step frequency (rate) while maintaining a minimum sized weld nugget without expulsion.

Technical Bulletin #18 The ParaCapT incorporates a unique parabolic shape and internal fins to provide superior performance by means of responsive heating, cooling, and "form" durability. It is manufactured by a combination of machining and cold forming of special copper alloys. The ParaCapT has been tested around the world in traditional and emerging welding applications.

Technical Bulletin #19 A customer was awarded a contract welding DP600 steel and had only eight weeks to weld assemblies effectively. The customer found it difficult to obtain stable welding lobes, acceptable welding parameters, and consistent measurable weld nuggets. The use of SORPAS® software facilitated an estimated setup and run-in savings of US$100,000 through the optimization of weld schedules.

Technical Bulletin #20 Many choose tip dressers to maintain the diameter of the weld face of the electrode at a predetermined diameter. This method can allow a constant current to be maintained for all welding, or allow gradual current stepping in conjunction with tip dressing. Now there is a coated electrode specifically designed to work with all types of tip dressers.

Technical Bulletin #21 Hard, solid, stabilized ceramic ZIRCOT zirconium oxide pins offer longer life. Plus, they have no risk of electrical shorting, reduced part and fixture damage due to stiff abrasion resistance, strong impact strength and increased wear resistance. Ideal for robotic applications, they can exceed regular coated pin life by up to a factor of 50.

Technical Bulletin #22 Weldability is the ease by which a stack-up of worksheets or parts can be welded. Determining the weldability lobe of a stack-up can help to increase efficiency, production speed, quality and reduce maintenance costs. Knowing the upper and lower limits for both weld current and weld time will yield a weld schedule that is the most robust for the system and allows engineers to be welding at the maximum capability of the equipment and the worksheets.

Technical Bulletin #23 Being updated..

Technical Bulletin #24 The demand for improved quality, predictability, and production stability, plus longer consumable life, fine tolerances, and precision is leading to the increased adoption of solid ceramic insulating and locating pins. Huys offers a number of ceramics that can be supplied from stock or made to customer configurations and applications.

Technical Bulletin #25 Ibraheem Khan of the University of Waterloo has shown how SORPAS® resistance welding simulation software can predict the microstructure of welds. The microstructure of a weld directly influences its strength and ductility. Thus, performance characteristics of resistance welded joints can be designed and planned prior to the actual welding.
Technical Bulletin #27 Resistance welding of aluminum sheet has presented problems for the automotive industry for some time. The drive to use aluminum to reduce weight and increase fuel efficiency has been strong but issues with poor electrode life and unreliable nugget formation have driven the cost of implementing aluminum into the automobile difficult.
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