(Industrial Heaters and Heating Elements)
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An approved supplier for customers such as BAE, irbus and Raytheon, DHAP is responsible for the air-conditioning unit assembly for the NH90------a process for which they use an EFD Induction Minac... (View Full Article)
(Industrial Heaters and Heating Elements)
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The time pressure facing service engineers is made even worse by the technology traditionally used to expand and remove the large bolts that secure turbine covers. So when Alstom Power was performing... (View Full Article)
(Industrial Heaters and Heating Elements)
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Sverre Masterød, Section Manager for Standardized Systems at EFD Induction, explains why induction heating is the superior technology when brazing aluminum for air conditioning systems.... (View Full Article)
(Industrial Heaters and Heating Elements)
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Norway's Scana Steel replaced rotating converters with an EFD Induction Sinac 25/40 Twin. Output increased dramatically.... (View Full Article)
(Heating and Cooling Equipment)
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HUS, the Bulgaria-based steel and tube maker, has ordered four complete 'Weldac' induction welding systems from EFD Induction.... (View Full Article)
(Industrial Heaters and Heating Elements)
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One small but important step to help the environment is the change from gas or arc heating to induction heating. We all want to help the environment. But it can be tough deciding where to start. One... (View Full Article)
(Industrial Heaters and Heating Elements)
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Safety is of course a top priority for carmakers. Which is why they coat brake discs to prevent corrosion. Coating with Geomet-one of the world's leading coating products-ensures top-level protection,... (View Full Article)
(Welding Equipment and Supplies)
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Temperature distributions in the cross-section of the weld point are calculated through two-dimensional coupled electromagnetic and thermal FEM analyses. A specific development, using FLUX2D, has been... (View Full Article)
(Industrial Heaters and Heating Elements)
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It's a well-known fact that all dies used in the automotive industry have to be hardened. It's also well known that traditional gas heating is slow, difficult and inefficient. But there is another... (View Full Article)
(Industrial Heaters and Heating Elements)
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EFD Induction has developed an innovative door straightening solution for Libra-Plast, one of the world's leading manufacturers of bulkhead doors, hatches and containers for the maritime industry. The... (View Full Article)
(Heating and Cooling Equipment)
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The strong recovery in the global automotive market and a major technology shift towards electric motor steering systems are key factors behind a series of major orders from ZF.... (View Full Article)
(Heating and Cooling Equipment)
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EFD Induction, Europe's largest induction heating company, has won an order for an automatic induction hardening and quenching system from NSK of Japan, the bearing and precision parts manufacturer... (View Full Article)
(Industrial Heaters and Heating Elements)
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Induction heating is rightly prized for its versatility. But bolt heating? Is induction really an effective alternative to traditional gas and resistance heating methods? Here we report on how two... (View Full Article)
(Heating and Cooling Equipment)
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Scandinavia, has selected an EFD Induction mobile 'Minac' heating system to braze steel support bars used in sofas.... (View Full Article)
(Welding Equipment and Supplies)
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Induction welding of tube and pipe with increased wall thickness presents manufacturers with new challenges regarding production rates and quality. In a medium- and thick-wall tube the heat-affected... (View Full Article)
(Industrial Heaters and Heating Elements)
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Philippe Derain of EFD Induction France gives a brief introduction to one of the lesser-known uses of induction heating: glass fiberizing.... (View Full Article)
(Industrial Heaters and Heating Elements)
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Every service call is unique. However, we received one recently that was truly extraordinary. Tom Smith, machinist for the 1925 steamship 'Saltsjön', rang. Could we help restore the old vessel by... (View Full Article)
(Industrial Heaters and Heating Elements)
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The application of heat is often the only way to repair, remove or install equipment essential to offshore operations. Unfortunately, traditional heating methods and offshore operations don't mix... (View Full Article)
(Industrial Heaters and Heating Elements)
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Induction coils are crucial components. They are, after all, what actually delivers heat to the workpiece during the heating process. But all too often basic coil maintenance is neglected. The... (View Full Article)
(Industrial Heaters and Heating Elements)
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The problem is that when hardening by scanning, the coupling needs to be adjusted because of distortion in the workpiece. Moreover, non-uniform hardening patterns create a risk of cracking.... (View Full Article)
(Industrial Heaters and Heating Elements)
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Commonly called 'cleaning' in the transformer industry, the removal of insulation varnish has traditionally been done with gas torches or brushes. But transformer manufacturers are now discovering the... (View Full Article)
(Industrial Heaters and Heating Elements)
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Kristian Berggren of EFD Induction Sweden discusses some of the factors that make in-line heat treatment an attractive option.... (View Full Article)
(Industrial Heaters and Heating Elements)
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The use of adhesives in the automotive industry is becoming more prevalent, every new model seems to have more bonded joints than it's predecessor. It's not difficult to see why this is happening; the... (View Full Article)
(Industrial Heaters and Heating Elements)
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An EFD Induction brazing solution at diesel engine specialist Agco Sisu Power slashes production times for high-grade banjo fittings.... (View Full Article)
(Industrial Heaters and Heating Elements)
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The shortcut to better short-circuit ring brazing Brazing the short-circuit ring (SCR) is a crucial step when manufacturing motor rotors. And as more and more companies are discovering, induction... (View Full Article)
(Industrial Heaters and Heating Elements)
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Forging these 250mm diameter bars of special alloyed steel calls for a rapid pre-heating to 1250°C, with a narrow tolerance of +/- 10°C. Which is why Aubert et Duval turned to EFD Induction to design... (View Full Article)
(Industrial Heaters and Heating Elements)
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A new EFD Induction solution has helped Hägglunds Drives slash hardening cycle times by 85% for large cam rings, and 45% for smaller rings.... (View Full Article)
(Industrial Heaters and Heating Elements)
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Distortion effects encountered in the use of thin plate within the shipbuilding sector have been widely recognised as being a feature that will never be completely eliminated. Once the root causes... (View Full Article)
(Industrial Heaters and Heating Elements)
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Treating steel bars in order to enhance torsion characteristics, reduce alloy components, etc. has long been a well-known process. One traditional treatment process involves using continuous furnaces.... (View Full Article)
(Industrial Heaters and Heating Elements)
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The UK office of EFD Induction gets its fair share of unusual requests. But this enquiry was a first: could we help artist Paul Fryer heat a 'spherical' piece of iron art till it glowed cherry red...... (View Full Article)
(Industrial Heaters and Heating Elements)
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The transistorised induction heating revolution was born to address the needs of one specific application: deckstraightening in the shipyards of Norway. It's an exciting story - one that underscores... (View Full Article)
(Industrial Heaters and Heating Elements)
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Specialized applications. Stringent quality levels. Tight leadtimes. The global aerospace industry sets tough demands on its parts and equipment suppliers. But they are the kind of demands that... (View Full Article)
(Industrial Heaters and Heating Elements)
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A cleaner, safer, more comfortable working environment is a more productive, more profitable working environment. Everyone knows this. But not everyone realizes the contribution made by induction... (View Full Article)
(Industrial Heaters and Heating Elements)
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The Statoil Tampen Link project brought a 12" branch pipe into a 20" main line using a welded branch pipe and a hot-tap drill through. All conducted with diver operations on a high pressure gas... (View Full Article)
(Industrial Heaters and Heating Elements)
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Says EFD Induction UK Sales Executive Paul Evans: "Our challenge was to provide Vogue with an alternative to gas and hand torches for brazing applications. Our solution was the EFD Induction MINAC... (View Full Article)
(Industrial Heaters and Heating Elements)
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It isn't easy being a sofa. You have to look good. You have to be comfortable to sit on. And you have to be strong enough to support years of relaxing adults, jumping kids and visiting relatives. So... (View Full Article)
(Industrial Heaters and Heating Elements)
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'Induction Instruction' is a new series of short articles where EFD Induction experts write about various aspects of induction heating. For this first article, Leif Markegård, senior R&D engineer at... (View Full Article)
(Industrial Heaters and Heating Elements)
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Nokian Tyres is not only the largest tyre manufacturer in the Nordic countries, it is also one of the most profitable tyre makers in the world. One reason behind the company's success has been its... (View Full Article)
(Industrial Heaters and Heating Elements)
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As one of the world's most quality-conscious carmakers, few are as choosy about their partners as Jaguar. So EFD Induction UK is particularly proud to report on their ongoing collaboration with the... (View Full Article)
(Welding Equipment and Supplies)
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EFD Induction has unveiled a new control system for normalizing pipe weld seams to API standards. Per H. Ødesneltvedt, one of the R&D engineers involved in the project, explains some of the system's... (View Full Article)
(Industrial Heaters and Heating Elements)
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When manufacturing a television or computer monitor, it is essential that the cathode ray tube be correctly mounted. To achieve this, a so-called 'shrinking frame' is attached to the cathode tube and... (View Full Article)
(Industrial Heaters and Heating Elements)
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Achieving shorter manufacturing lead times is one of many advantages of using EFD's induction-based hardening solutions. More and more companies are opting for induction-based hardening solutions -... (View Full Article)
(Welding Equipment and Supplies)
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This paper presents a new HF-converter for induction heating. The converter has a diode rectifier and automatic matching. It uses a patented timesharing principle for high frequency use of IGBTs (ref.... (View Full Article)
(Industrial Heaters and Heating Elements)
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New nomographs for induction surface hardening of steel showing the relations between surface power density, frequency, heating time, maximum surface temperature, and austenitisation depth have been... (View Full Article)
(Welding Equipment and Supplies)
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In the production of welded pipes according to API standards, a normalization of the weld and heat affected zone (HAZ) is required. The weld of thick-walled tubes shows an hour-glass shaped HAZ caused... (View Full Article)
(Industrial Heaters and Heating Elements)
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Roofing pliers are an essential tool when handling and shaping sheet metal for roofs, spouts, gutters, etc. At first glance they look deceptively "low-tech." But producing the pliers is a complex... (View Full Article)
(Industrial Heaters and Heating Elements)
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Oil and gas contractor Bonatti has selected an EFD Induction post-weld heat treatment (PWHT) solution to help build the world's longest 13% Cr onshore pipeline.... (View Full Article)
(Welding Equipment and Supplies)
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The Tampen Link project in the North Sea underlines the amazing versatility of induction heating. In this case, EFD Induction expertise is helping weld a branch pipe onto a 20' main high-pressure gas... (View Full Article)
(Welding Equipment and Supplies)
From this Article:
When producing welded pipes according to API specification or similar, the weld and the heat affected zone (HAZ) have to be normalized. EFD Induction has three solutions.... (View Full Article)
(Welding Equipment and Supplies)
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The heat affected zone (HAZ) in a medium- and thick-wall tube is shaped like an hourglass. This can give overheated corners and a cold center in the tube wall, which limits weld speed. A parameter... (View Full Article)
(Industrial Heaters and Heating Elements)
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Mitsubishi Heavy Industries (MHI), one of the world's largest builders of cruise ships and gas tankers, has installed two EFD Induction "Terac 25" deck straightening systems at its main shipyard in... (View Full Article)