Material. Manufacturing process. Design. How these factors interact is crucial for the characteristics of a spring. As there is no relevant academic research in this field in Sweden, Lesjöfors decided to develop the knowledge needed to design springs for the harshest environments itself. Lesjöfors Fjäder AB in Hudene, Västergötland, manufactures springs for a wide range of segments. One special...

By Jim Parsons, fastener test engineer, j-parsons@hotmail.co.uk Up until June 2018 I worked for a global OEM in vehicle testing, specifically carrying out ultrasonic clamp load measurement in threaded joints in regard to suspension systems and component durability testing, as well as prototype and product build tests. Here I will focus on the benefits of ultrasonic clamp load measurement. To do...

Hilti is aiming to consign under and over-torqued HST3 stud anchors to history with the launch of the next generation SIW 6AT-A22 cordless impact wrench and SI-AT-A22 adaptive torque module. The new lightweight SI-AT-A22 module slots into the base of the SIW 6AT-A22 impact wrench and has a mechatronic system that processes live data on the settings being done. When used together, the new system...

Since more than 45 years, Specialinsert is engaged in the production of fastening systems suitable to all the fixing needs on different materials and applications. The Italian company has grown a historic background in traditional mechanical fastening systems, however with the design and manufacturing of custom solutions, the company is growing its expertise in more innovative fields of applica...

Health protection plays an increasingly important role on the construction site and this trend is reflected in the fact that legal regulations are becoming increasingly more stringent. This also has validity for drilling, where stringent workplace dust limits are now in place in numerous countries. With the Duster Expert hammer drill, from Heller Tools GmbH, the professional user can do justice...

With the increasing growth of alternative drive technologies, such as electromobility and hybrid drive systems, the demand for product solutions in the area of joining technology for these applications is also on the rise. As a market leader, NORMA Group is an expert development partner for its customers in these fields of innovation. In recent months, NORMA Group has won a number of orders fro...

By Ryan Murphy, technical director, Evolution Fasteners (UK) Ltd There are well documented and investigated cases of failures, which can be attributed to stress corrosion cracking since 1965. Some have led to monetary loses in the hundreds of millions of dollars and nobody can calculate the worth of the 119 lives that have been lost to these failures. Material sciences are constantly progressin...

In the UK there are around 1.2 million boats and leisure craft in private ownership; nearly all Scandinavians seem to like to spend their holidays on or near water; while the Dutch are never far from a canal or other water way. Around Europe’s warmer regions sailing and river cruising are increasingly popular. Looking to the other side of the Atlantic, 86 million Americans participate in some f...

A key strength of Star Fasteners is its ability to work with customers on projects to find solutions that will help optimise the application, whilst also improving the overall efficiency. A prime example is a recent project where Star Fasteners worked with a customer to provide a solution for an application in a coal power station. Daniel Starbuck, director of Star Fasteners, explains: “We wer...

As a certified quality tier supplier to the automotive marketplace, EFC provides engineered components and solutions to the tiers for Ford, GM, Chrysler, Mercedes, BMW, Hyundai, Toyota, Honda, and other new domestic car manufacturers. In fact, more than 80% of all cars and trucks in North America have at least one EFC supplied part. EFC International is engaged in supporting customers globally...