KEEP THINGS RUNNING

The long distances of railway tracks mean time-consuming and costly maintenance, whereas the high speeds involved make safety non-negotiable. Since our washers can’t loosen unintentionally, they present the railway industries with the most cost-effective and safest bolting solution.

REABILITY

When you move at 329 km/h, our washers make sure your bolts won’t move at all.

FIT AND FORGET

Once installed, our washers remove bolted connections from the list of things you have to worry about.

APPROVED AND TESTED

Our washer goes through rigorous testing and has acquired some of the most prolific certifications in the industry.

Noise barriers Stabilize structural joints in noise barriers under wind loads and vibration to ensure durability and noise cancelling.

Bridges Ensure joint integrity in bridges under high-stress conditions for long-lasting structural stability.

Heavy steel structures Ensure joint integrity under high-stress conditions for long-lasting structural stability.

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UNPARALLELED SAFETY PERFORMANCE ON DISPLAY

The junker test is the most rigorous, demanding method for testing the effectiveness of various ways of securing bolted joints. This video of the testing in action shows how our wedge-locking technology outperforms the competition.

Why Nord-Lock Washers

10 reasons that speak for Nord-Lock

Dynamic loads: Alternating or shock loads, vibration, temperature

Standards recommend or prescribe locking elements

Preload alone is no guarantee of adequate locking function

Tested and certified

AN APPROVED SOLUTION

The Nord-Lock washer is a premium product with documented success in many industries.

Our products are approved by several industry standards and specified by numerous international companies.

Customer success stories

Knowledge Dinghan Railway Technology Relies on Nord-Lock Vibrations, dynamic transverse forces, and high speeds require the highest safety standards in railway fasteners Read more

Knowledge “Alexa: How Can Smart Products Redefine Bolt Maintenance?” Nord-Lock Group and Revotec collaborate to provide digital preload monitoring and cutting-edge structural maintenance Read more

Customer Cases Getting the best of both worlds On the face of it, building the Kienlesberg bridge was a real-life mission impossible. After all, how can you successfully bring together two completely opposing concepts? Read more

Customer Cases Alstom and Nord-Lock Group: A secure coupling French multinational Alstom is a global player in the rail transport industry with a raft of international customers seeking the most comprehensive range of products and services on the rail market. Read more

Customer Cases Pushing the boundaries of express trains The central Japan railway Company (JR Central) operates the Shinkansen superexpress bullet trains that connect Tokyo and Osaka – Japan’s two biggest cities. Read more

Customer Cases Nord-Lock Group keeps the railway industry on track Nord-Lock wedge-locking washers are used in all safety-related areas of the railway industry, such as bogies, coupling devices, brake systems, rail dampers. Read more

Customer Cases 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

Customer Cases 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

NORD-LOCK PRODUCT RANGE

For any industry or application where safe, reliable bolting is critical.

Nord-Lock wedge-locking washers prevent bolt loosening

Nord-Lock Group NORD-LOCK® WASHERS Wedge-locking security for bolted joints exposed to extreme vibration and dynamic loads. Read more

Nord-Lock X-series washer combines wedge-locking with an exceptional spring effect to secure against multiple bolt loosening factors

Nord-Lock Group NORD-LOCK® X-SERIES WASHERS Maximum security for critical bolted joints exposed to spontaneous bolt loosening and slackening. Read more

Nord-Lock Group NORD-LOCK® STEEL CONSTRUCTION WASHERS Optimal contact between bolts and washers used in steel construction applications, including HV and HR sets. Read more

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