Customer Cases

Customer Cases

Nord-Lock Group Case Studies

Construction

An innovative solution for a special bridge 140 meters in length, 45 meters wide and 3,400 metric tons heavy. And gold coloured. The new bridge in Stockholm is definitely set to be a new landmark in Sweden’s capital city. Read More
Tightened Just Right In a 2006, American Bridge and Fluor got the assignment to build the new eastern span of the San Francisco–Oakland Bay Bridge, the largest public works project in California’s history. Read More
Bridging the Gap The Hohenzollern Bridge is not only one of Cologne’s most recognizable landmarks, but also a vital link across the Rhine River. The SBS sleepers are fitted with Nord-Lock washers on all safety-critical joints. Read More
Creating big opportunities for Expander System distributor Viggo Bendz has started supplying Stena Recycling with the Expander System for their grab machines - a potentially lucrative development for a small independent operator. Read More
Expander System passes 50 000h of testing with flying colors The Expander System was field tested in the steering cylinder position on Volvo BM 4300 wheel loaders through four machine lives in Sweden over a period of six years. Read More
Securing bridges over cooling water The Port of Rotterdam (Netherlands) receives every year the visit of around 35,000 seagoing vessels and 130,000 inland vessels. This makes the Port of Rotterdam the largest port in Europe and third... Read More
Safety secures trust For more than 30 years, unsurpassed safety has been synonymous with the Nord-Lock Group. Read More
The height of safety When you are building the world’s tallest freestanding broadcasting tower in one of the world’s most earthquake-prone countries, using anything but the highest quality materials and the safest construction solutions is just unthinkable. Read More
A tall order Soaring into the Manhattan skyline at the site of the world’s worst terrorist atrocity, One World Trade Center (also known as the Freedom Tower) will be the United States’ tallest skyscraper. This symbol of pride and hope is currently under construction where the Twin Towers once stood, and is an integral part of the renewal of this site, which will be comprised of five new skyscrapers. Read More
Safe travelling The City Tunnel is a rail link between Malmö and the Öresund Bridge in Sweden, with a six kilometre railway running under Malmö city centre. The glasswork company Skandinaviska Glassystem, was assigned the task of constructing the roof of the new Triangeln railway station situated in central Malmö. Read More

Forestry Agriculture

Cheaper but Better Solution for Tractors With Washers Early in 2017, when Hattat Traktör was testing a new tractor model, they realized that the joints on the air compressor–engine connection bracket were loosening because of vibration. Read More
Creating big opportunities for Expander System distributor Viggo Bendz has started supplying Stena Recycling with the Expander System for their grab machines - a potentially lucrative development for a small independent operator. Read More
Green technology for sustainable land clearing Mulching machines are exposed to extreme vibration. Extending their life cycle and sharpness of the teeth is vital for sustainable land clearing. Read More
Expander System saves a day of work Gamleby Forest is a logging company with a number of harvesters in their fleet. Read More
Forestry machine manufacturer chooses reliable bolt security solution Swedish forestry machine manufacturer SP has led the technological development for almost 30 years in the development and construction of harvester heads. To ensure that all machine components are in place, they turned to Nord-Lock. Read More
Safe operations in extreme conditions A few years ago, Stefan Ladenburger took over as Managing Partner of Holzwerke Ladenburger, representing the third generation of this family business. Read More
Pulling Their Weight Through the daily grind of its gruelling work schedule, many areas of a tractor, such as the front axle, come under incredible strain and bolt loosening can be a constant problem. ITL use Nord-Lock washers in all such critical areas, including the front axle, engine clutch and gearbox. Read More
A Giant That Treads Softly A combine harvester fitted with the Soucy Track system reduces the pressure exerted on the ground. Chemical adhesives used for bolt securing in the past often failed, and then they turned to Nord-Lock washers. Read More

Power Generation

Safe and Effective Wind Turbine Maintenance Nearly two years ago, US company All Energy Management (AEM) began developing retrofits and training companies that service a fleet of 1,000 wind turbines in the UK, the US, Canada and Italy. Read More
Hydraulic Tensioning Tool For Nuclear Reactor Pressure Vessel Doosan Heavy Industries & Construction required a bolt tensioning solution to tighten nuclear reactor pressure vessel stud bolts. Read More
Converting Sea Wave Motion Into Energy With oceans covering more than 70 per cent of the earth’s surface, wave power is potentially a huge untapped source of renewable energy. Read More
Taking wind energy to new depths Offshore wind turbines are an increasingly common sight as the world moves towards more sustainable forms of energy production. Read More
Fusion Power Swiss Plasma Center's problems with vertical, horizontal and axial vibrations are solved with the installation of Superbolt expansion bolts. Read More
A charge from the Alps Backdropped by the Alps, a Swiss power plant has solved the problem of storing electricity. Read More
The wind turbine time machine With the sector growing globally every year, the wind energy industry is looking to use less material for producing big wind turbine parts. Read More
The power of the sun: transformed by Siemens turbines Assembling an industrial-sized turbine requires acres of room. It also requires thousands of bolts and washers to be assembled and tightened to guarantee a service life of the product, which in the solar energy, biomass, oil and gas sectors, is typically upwards of 30 years. Read More
Eliminating bolt loosening for good At power plants across the world, gas turbines are becoming increasingly vital to the world’s power supplies. Mitsubishi Heavy Industries currently manufacture ultra-large gas turbines, which are more than six metres tall and over 16 metres long. Read More
Andritz Hydro Helping Hydropower Look to the Future The hydropower plant in Laxede on the river Luleälven was built more than 50 years ago. The turbines in two of the three units are now being refurbished and, for the first time, the runners will be replaced – a challenge taken on by Andritz Hydro AB. Read More
D2FC saves time and money through Nord-Lock D2FC, a French company that manufactures critical high pressure control valves for hydro-electric power plants, has decided to generalise the use of Nord-Lock washers. Read More
Maintaining a tight grip Bolt loosening can occur due to settlement or relaxation of a bolted joint. Nord-Lock X-series washers prove to be solution for Mosdorfer's space dampers. Read More
The low-cost wind energy alternative French manufacturer Nenuphar is currently on track to make a huge breakthrough in floating wind turbine technology with its VertiWind project. Unlike traditional wind turbines, the VertiWind turbine has a vertical axis, which allows for a lower centre of gravity and a significantly smaller flotation system. Read More
The power of the sun: transformed by Siemens turbines Assembling an industrial-sized turbine requires acres of room. It also requires thousands of bolts and washers to be assembled and tightened to guarantee a service life of the product, which in the solar energy, biomass, oil and gas sectors, is typically upwards of 30 years. Read More

Machine Building

Cheaper but Better Solution for Tractors With Washers Early in 2017, when Hattat Traktör was testing a new tractor model, they realized that the joints on the air compressor–engine connection bracket were loosening because of vibration. Read More
Full trust in Expander from the first installation Swedish company Maskinia is a general agent for some of the world’s leading machine manufacturers. Read More
In perfect rotation Since 1947, trucks from all large manufacturers such as Volvo, Scania and MAN find their way to Swedish truck body builder Laxo Mekan AB for customised chassis construction work. Read More
The Mercedes connection Hybrid vehicles use combustion engines and electric motors in parallel. High-voltage supply systems in these new vehicles place considerable demands on the connectors which provide the interface between the battery and the electronics. Read More
Drill with Skill When it comes to drills, size and horsepower are not everything. In small confined spaces or sensitive environments, it is more important to have equipment that is flexible and can drill with finesse. Read More
Full trust in Expander from the first installation Swedish company Maskinia is a general agent for some of the world’s leading machine manufacturers. Read More
The Mercedes connection Hybrid vehicles use combustion engines and electric motors in parallel. High-voltage supply systems in these new vehicles place considerable demands on the connectors which provide the interface between the battery and the electronics. Read More
Piste perfect Whatever slope a skier can ski down, this vehicle can drive up. Regardless of the angle, the pitch, the bumps and the dips, the extreme cold and driving snow, nothing stands in its way. Read More
A formula for success A key piece of equipment in any pit stop is the pneumatic impact wrench, or wheel gun, which is relied on to loosen the large nut holding on each wheel and then screw on a new wheel – all in the blink of an eye. Read More

Manufacturing Processing

Extreme temperature and high pressure Ethylone and Propylene might not be well known substances to the general public, but they’re actually among the most important products in the global petrochemical industry. Read More
Pressing problem solved with Superbolt Superbolt tensioners secure Sodick's moulding machines allowing to control the force on the joints and guaranteeing optimal performance of the machines. Read More
The Mercedes connection Hybrid vehicles use combustion engines and electric motors in parallel. High-voltage supply systems in these new vehicles place considerable demands on the connectors which provide the interface between the battery and the electronics. Read More
Maintaining a tight grip Bolt loosening can occur due to settlement or relaxation of a bolted joint. Nord-Lock X-series washers prove to be solution for Mosdorfer's space dampers. Read More
Powering the industry Electric motors are often called the “workhorses of the industry”, running all kinds of machinery ranging from escalators and ski lifts to huge port cranes. Heavy mechanical movements require a reliable drive that ensures the best torque, speed, and motor efficiency. This reliability often starts with the right bolt securing system. Read More
How Corus stopped money melting away Corus is Europe’s second largest steel producer. In normal trading conditions it generates annual revenues of more than 13 billion euro and produces about 20 million tonnes of steel a year. Part of the Tata Steel Group, it supplies many of the most demanding metal customers across the UK and EU. Read More

Mining Minerals

No downtime with innovative Expander System pivot pins Rambooms Oy is a global supplier of breaker boom systems to crusher manufacturers and mines. Based in Finland, its products are used to break oversized rocks. Read More
China: Opportunities on the coal market Xi’an Coal Mining Machinery has approved Nord-Lock washers and Superbolt tensioners as specialised components for its shearers and roadheaders. Read More
Creating big opportunities for Expander System distributor Viggo Bendz has started supplying Stena Recycling with the Expander System for their grab machines - a potentially lucrative development for a small independent operator. Read More
Powerful circles Nord-Lock enlarged external diameter wedge locking washers make the connections on a circular storage unit for lignite absolutely secure. Read More
Quadrupled machine life and thousands of dollars saved The Yanacocha Mine in Northern Peru is one of the largest gold mines in the world. As in any industry, downtime means lost productivity and – as a result – lost money. Keeping the operations running is always of the utmost importance. Read More
Faster transport for heavy machinery Excavators are a vital piece of machinery for any mine, but for all their horsepower, they are incredibly slow and cumbersome to move. In fact, 15 percent of their time is spent travelling, and this enforced downtime means lost income. Read More
Tough machines for a tough industry In the mining industry, every minute of downtime results in lost income, and one loose fastener can cost a small fortune. This is why Joy Global doesn’t compromise when it comes to bolt security. Read More
Drill with Skill When it comes to drills, size and horsepower are not everything. In small confined spaces or sensitive environments, it is more important to have equipment that is flexible and can drill with finesse. Read More
Underground operations Sandvik Mining and Construction was having problems with the bolts clamping the cutting tools to the reaming head; they were sometimes coming loose under the extreme vibrations, loads and torque involved. Replacing the bolts which vibrated loose was a costly, time consuming and often dangerous job. Read More
Tunnel vision Twenty meters beneath the streets of Malmö, Sweden, the new underground section of the city’s central station is gradually taking shape. Read More

Oil & Gas

Bespoke Bolt Tensioners Secure Deep-Water Pipelines Boltight supplies tailormade bolt tensioning equipment for structural split repair clamps to Subsea Innovation in the UK. Read More
New Horizons With the Expander System Boskalis has chosen Expander System as their supplier of pivot pins for one of their biggest dredgers – backhoe dredger Baldur. Read More
Making deep sea drilling safer As the global industry looks for safer deep sea oil drilling solutions, MPO’s gas riser handling systems are in high demand. In just a few years, they’ve grown from a small office into a global supplier with over 200 employees. Read More
Opening up new fields It seemed like an impossible task. Build an offshore gas platform that was strong enough to withstand the North Sea, yet flexible enough that it could be dismantled and relocated Read More
Plunging to New Depths In its quest to be the world’s leading service provider for the exploration and extraction of natural resources, Fugro has had to overcome all the world’s natural barriers. With its world class ROVs (remotely operated vehicles) even the deepest oceans are within its reach. Read More
Sea change Rotech Subsea turned to Nord-Lock, testing 200 pairs of washers on 1m-diameter bolted flange joints on an excavator bound for offshore work near Sakhalin, Russia. Read More
Offshore special tensioner This tensioner was developed for the unique needs of the offshore industry. Read More
You’re gonna dig this A kilometer below the churning waves, more than a thousand pairs of Nord-Lock washers are used throughout the plough application where clamp load must be maintained in the bolted joints. Read More

Railway

Reliability Is The Key To Running A Successful Railway Expander System pivot pin is the permanent solution to lug wear for moving mechanical parts and rod ends. This ensures reliability in the operation and safety of the railway industry worldwide. Read More
Renovating Nuremberg’s metro – without affecting the timetable Renovating an underground railway system without weeks of construction and chaos caused by delays and diversions was previously unheard of. Read More
Video: Irish Rail safely secured with Nord-Lock washers Safety is key on the railways. Irish Rail replaced the locking-wire mechanism on their wheel sets with Nord-Lock washers, watch them share their experience. Watch now
Staying on track By using Nord-Lock washers, PT. INKA can now be sure that the bolted connections between the bogies and under frame of their trains are fully secured. Read More
Putting the X-series to the test The Challenge Wam Metals is a manufacturer and supplier of a wide range of specialized non-ferrous and ferrous components, servicing both the local South African and the international markets. The... Read More
End of the line for frozen rails Snow can trigger travel chaos for the hundreds of thousands of commuters who pour into London each day. One particular winter problem on southeast England’s rail network is the vulnerability of the conductor rail (which runs parallel to the running rails and supplies the trains with electrical power) to cold weather, and in particular snow and ice. Read More
Safe travelling The City Tunnel is a rail link between Malmö and the Öresund Bridge in Sweden, with a six kilometre railway running under Malmö city centre. The glasswork company Skandinaviska Glassystem, was assigned the task of constructing the roof of the new Triangeln railway station situated in central Malmö. Read More
Built for Speed The world’s fastest conventional trains run in France, and not just to break the April 2007 record of 574.8 km/h (under test conditions with a shortened train). The TGV regularly runs at 320 km/h and at those kinds of speeds it is absolutely vital that nothing falls off the rolling-stock to derail the train. This is where Nord-Lock comes into the picture. Read More
Tunnel vision Twenty meters beneath the streets of Malmö, Sweden, the new underground section of the city’s central station is gradually taking shape. Read More

Shipbuilding Marine

Washers reduce costs in propeller assembly Mecklenburger Metallguss GmbH, a world leader in the production of propellers for large container ships chose Nord-Lock as the new standard for all bolted joint applications Read More
Adjustable bolted propeller Large ships are increasingly being equipped with higher propulsive power. This trend is generating a need for larger propellers. Such propellers are typically of monobloc design, i.e. constructed from one casting. They are difficult to machine and their high weight and bulk make handling and transportation a costly enterprise. Read More
Conquering the Seas Mitsui recently began using Nord-Lock components in their marine diesel engines. Because Nord-Lock components are comparatively light and small, they are effective in making assembly and tightening quicker and safer especially in poorly-accessible or confined places. Read More
Cranes The connection between the slewing ring and the portal requires very high precision during the tightening of the bolted connection. Kirow Ardelt meets these high demands by using Superbolt® tensioners. Read More
Plunging to New Depths In its quest to be the world’s leading service provider for the exploration and extraction of natural resources, Fugro has had to overcome all the world’s natural barriers. With its world class ROVs (remotely operated vehicles) even the deepest oceans are within its reach. Read More
Sea change Rotech Subsea turned to Nord-Lock, testing 200 pairs of washers on 1m-diameter bolted flange joints on an excavator bound for offshore work near Sakhalin, Russia. Read More
Conquering the Seas Mitsui recently began using Nord-Lock components in their marine diesel engines. Because Nord-Lock components are comparatively light and small, they are effective in making assembly and tightening quicker and safer especially in poorly-accessible or confined places. Read More
Sail of the century Royal Huisman’s demands on quality and attention to detail extend throughout the 30–90 meters (98–295 ft) long vessels, from the sumptuous interiors to the very latest navigation technologies. When the shipyard was looking for a bolt-securing solution that could handle the dynamic loads unleashed by the harsh marine environ­ment, it turned to Nord-Lock. Read More
Cranes The connection between the slewing ring and the portal requires very high precision during the tightening of the bolted connection. Kirow Ardelt meets these high demands by using Superbolt® tensioners. Read More

Steel Forging Presses

Improving steel mill safety and productivity The JFE Steel Corporation’s West Japan Works is one of the largest and most advanced steel mills in the world. Switching to Superbolt multi-jack tensioners has turned one of the riskiest maintenance tasks in the plant into one of the safest. Read More
Securing bridges over cooling water The Port of Rotterdam (Netherlands) receives every year the visit of around 35,000 seagoing vessels and 130,000 inland vessels. This makes the Port of Rotterdam the largest port in Europe and third... Read More
No time for downtime Every year Nucor produces over 21 million tonnes of steel, making it the biggest steel producer in North America and one of the biggest in the world. Read More
Forging ahead How do you hold together a press which exerts 8,000 tons of pressure to shape red-hot pieces of metal which themselves weigh tens of tons? For A. Finkl & Sons, a leading supplier of forging die steels and custom open-die forgings, there was only one answer: Superbolt. Read More
Press columns on forging press Due to the nature of big presses, large diameter columns must be used to distribute the extremely high working loads generated. However, the torque required to prestress these columns is almost impossible to achieve with conventional bolting methods. Read More
How Corus stopped money melting away Corus is Europe’s second largest steel producer. In normal trading conditions it generates annual revenues of more than 13 billion euro and produces about 20 million tonnes of steel a year. Part of the Tata Steel Group, it supplies many of the most demanding metal customers across the UK and EU. Read More

Transportation

Washers triple-protect nuclear transports Daher Nuclear Technologies GmbH, located in Hanau close to Frankfurt am Main, Germany, develops containers for transportation of radioactive substances. For obvious reasons, these containers must b... Read More
Washers safeguard transport safety To avoid accidents that would put people and the environment in harms way, it is crucial that the transport of liquids is managed safely and efficiently. Read More
Rallying for safe bolted joints Motor sports are not easy on the cars. High speed, torque, vibrations, g-forces and hard knocks put enormous strain on the cars and their components. Read More
In perfect rotation Since 1947, trucks from all large manufacturers such as Volvo, Scania and MAN find their way to Swedish truck body builder Laxo Mekan AB for customised chassis construction work. Read More
Propelled upwards Sensenich has been manufacturing aircraft propellers since 1932, and as the industry has grown and developed, it has continued to develop new propellers to match. Read More
Taking the shock out of EVS EVTV Motor Verks in Cape Girardeau, Missouri, which sells motors, batteries and other components to enthusiasts around the world, has found a simple solution to this issue. By using Nord-Lock SP washers on the braided straps that link one cell to the next, these connections are secured. Read More
Competing in the world’s most dangerous race In January 2013, the legendary Dakar Rally started in Peru for the first time and end in Chile, having crossed the Andes into Argentina. Read More
Taking on the ice Invented in Sweden in the 1930s, ice racing is a motor sport unlike any other. The bikes have front and rear suspension in order to cope with the extreme vibrations caused by up to ten centimetres deep ice furrows that occur on the track after only a few heats. Read More
Safe transport Whether you like to ski in France, or further afield in Northern China, Korea, the United States or even Dubai, chances are you won’t walk to the top of the slope. You will sit on a ski lift or take a cable car. And chances are high that the cable system you are relying on to get you quickly and safely to your destination has been designed and manufactured by French company Poma. Read More
Ravishing and reliable Since 1978, Donkervoort Automobielen has been hand-building bespoke sports cars for true motoring enthusiasts. The Dutch family-run company’s stunning vehicles are sought after for their light weight, performance and exclusivity – only about 40 to 50 are made each year – and their track pedigree is well proven: last year a Donkervoort D8 GT won its class at the prestigious 24 hours of Dubai endurance race. Read More
Tough trial puts wheel nuts to the test “We’ve been in some pretty tough situations but we haven’t had any wheels come loose since we fitted Nord-Lock wheel nuts.” - proven at the European truck trial Read More
A formula for success A key piece of equipment in any pit stop is the pneumatic impact wrench, or wheel gun, which is relied on to loosen the large nut holding on each wheel and then screw on a new wheel – all in the blink of an eye. Read More

Miscellaneous

Creating big opportunities for Expander System distributor Viggo Bendz has started supplying Stena Recycling with the Expander System for their grab machines - a potentially lucrative development for a small independent operator. Read More
Washers keep airplanes in the air Look up into the sky in the coastal city of Miri, in north-eastern Sarawak, Malaysia, and you may see Nord-Lock washers in action: inside a radio-controlled aircraft. These hobby airplanes are sold by Byond Horizon, a business that otherwise uses drones to take aerial photos and videos for companies. Read More
Advantage iDapt Tennis rackets are subject to huge amounts of stress. Ever-changing hitting angles, ball speed and forces lead to vibration, twisting, deformation and settling issues. Looking to upgrade the iDapt construction, Dunlop turned to Nord-Lock. Read More
Prevent Bolt Loosening in Space OHB Sweden AB provides the Solar Orbiter with systems that allow it to position itself in orbit around the sun and make a complex series of gravitational-assist fly-bys past both Earth and Venus. Since bolt loosening can’t be fixed in space, OHB takes no chances. Read More
The blade sticks to the handle Fencing is a demanding sport, not only for the athletes but also on the equipment. In any competition a fencing sword is subjected to lots of movement and pressure, which can gradually loosen the connection between the blade and the handle. Read More
What a lift! When enormous 35-tonne containers are being maneuvered into place at the world’s major ports equipment reliability is paramount. The giant cranes must work under tight constraints and with exacting precision.That’s why Nord-Lock and crane spreader manufacturer Bromma are the perfect match. Read More
Right on target For over thirty years, Biathlon Target System Kurvinen has been a world-class pioneer in biathlon target and range systems and has exported its products to over 30 countries. During a competition, Kurvinen targets will be continuously shot at and subjected to thousands of hits. Read More
Propelled upwards Sensenich has been manufacturing aircraft propellers since 1932, and as the industry has grown and developed, it has continued to develop new propellers to match. Read More
Taking on the ice Invented in Sweden in the 1930s, ice racing is a motor sport unlike any other. The bikes have front and rear suspension in order to cope with the extreme vibrations caused by up to ten centimetres deep ice furrows that occur on the track after only a few heats. Read More
The Mercedes connection Hybrid vehicles use combustion engines and electric motors in parallel. High-voltage supply systems in these new vehicles place considerable demands on the connectors which provide the interface between the battery and the electronics. Read More

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