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Bolted Joint Consulting

Bolts have been around since the dawn of the Industrial Revolution. They are still widely used to join components in modern products, which is unsurprising since they are low-cost and easy to assemble and disassemble. Reliable bolted joints can only be achieved through proper design, assembly, and testing.

team of engineers inspecting bolted joints

Industry-Leading Bolted Joint Consulting Services

Matrix Engineering Consultants has proven expertise in solving bolted joint challenges and can provide independent and impartial advice. We can provide industry-leading bolted joint consulting because of our extensive experience and in-depth knowledge.

When it comes to bolted joint consulting, our experience is unmatched. Here’s what our consulting services include:

Failure Investigations

Matrix is well suited to lead independent and impartial failure investigations. Our structured analysis process allows us to establish the causation and root cause of the failure mechanism and justification for proactive remedies and improvements in joint reliability.

VDI-2230 Based Bolted Joint Analysis

We use sophisticated methodologies based on the established VDI-2230 Part 1 and 2 standards.
(Systematic calculation of highly stressed bolted joints)

Fastener Loosening Solutions

We have extensive experience characterizing fastener-loosening behavior, identifying causation, and developing mitigation and/or solutions.

FEA Modeling of Complex Bolted Joint Systems

Utilizing non-linear finite element analysis techniques, our team can characterize joint reactions and behavior and predict common failure mechanisms.

Fastener Specification

Beyond size and strength, we offer expert insights into cost-effective fastener specifications aligned with industry consensus standards.

Assembly, Service, and Field Issue Resolution

We specialize in resolving challenges related to bolted joints during assembly, service, and field environments and developing torque auditing strategies.

Torque Tension Testing

Matrix has the capability and experience to conduct torque-tension testing according to industry standards such as ISO 16047 Torque/clamp force testing.

Subject Matter Lead Consultant

Jon Ness

PE, PMP, NPDP

Jon is a Managing Governor and Principal Engineer at Matrix Engineering and has over 34 years of experience in business and engineering team leadership. His career has been focused on the development of off-highway equipment and powertrains. He has unique technical expertise in designing and validating dynamically loaded bolted joints. In his consulting role, Jon has led numerous joint failure investigations, including re-design efforts to mitigate risks to the system owners. He actively participates in ongoing research projects and has taught many classes related to Failure Modes and Effects Analysis and Bolted Joint Design and Validation. He received a Bachelor of Science in mechanical engineering from South Dakota State University. A licensed engineer in Minnesota, Jon is an active member of the UL2703 Standards Technical Panel, a contributor to the ASCE Manual of Practice for Solar PV Structures, and a Certified Fastener Specialist through the Fastener Training Institute.

Read More about Jon Ness

Collaboration with Bolt Science

At Matrix Engineering Consultants, we pride ourselves on collaborating with top companies worldwide. Bolt Science© is one of the leading providers of software and evaluation solutions for bolted joints. Based out of the UK, we are the only approved provider of Bolt Science© training in North America.

Looking for a collaborative partner?

Whether you’re innovating from the ground up or enhancing an existing product, Matrix Engineering is here to guide you. Our team excels in providing dynamic solutions for new developments, improvements, and complex challenges across various industries.

A team of product engineers working on a client project

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