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The cause(s) of these cracking problems will be explained drawing on some of the metallurgical principles that were discussed in first back-to-basics: An Introduction to Steel Metallurgy*.

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This second back-to-basics webinar will be looking at the three most important cracking mechanisms that may occur in C/Mn and low alloy steels:

  • hydrogen induced cold cracking
  • solidification cracking
  • lamellar tearing

The cause(s) of these cracking problems will be explained drawing on some of the metallurgical principles that were discussed in first back-to-basics: An Introduction to Steel Metallurgy*.

Importantly, the measures that can be taken to avoid or mitigate the cracking will also be covered.

* You do not need to have attended the first back-to-basics webinar to attend this one.

Who should attend?

  • those with little or no knowledge of welding technology
  • those just entering the welding industry
  • those wanting to gain an appreciation of the subject
  • engineers who feel the need for a refresher
  • anyone with an interest in welding

What is the format?

The webinars are informal with ample time for questions and will be around an hour in length, given by a highly qualified professional with extensive experience in the relevant subject.


  • Professional Members of The Welding Institute: £25 + VAT (£30)
  • Industrial Members of TWI: £25 + VAT (£30)
  • Non-members: £95 + VAT (£114)
  • Retired Members: £25 + VAT (£30)
  • Students: £25 + VAT (£30)
  • TWI Training School Customers: £70 + VAT (£84)

TWI Staff - please contact Bethaney Butcher if you wish to register.

Please note that payment must be made before the event in order to receive the joining instructions for the event.

Can't make it on the day?

If you can't join us on the day, you can still access the recording of the webinar and the presentations by registering ahead of the event.*

*presentation dissemination is dependent on presenter consent.

Associate Membership (AWeldI) of the Welding Institute

Registering on this Technical Group webinar as a non-member or a TWI Training Customer gives you full Associate Membership (AWeldI) for one year. To activate your membership, just complete the highlighted fields on the event registration form.

You will also benefit from:

  • Discounted registration fees for Technical Group events (£25 + VAT)
  • Free attendance at Branch events
  • Access to our knowledge database including our library and information services

Benefits of attending this webinar

  • Information transfer from experts
  • Discussion, questions and answers on the specific topics
  • A broader understanding of the extent of standards in the industry
  • Attendance of this event qualifies for CPD

Continuous Professional Development (CPD)

The Welding Institute awards points towards CPD for delegates attending this webinar. Every hour attendance of an event will earn 2 points towards your continuing professional development.

Please contact if you require a certificate of attendance towards your continuing professional development.

About TWI

We are a membership-based organisation, supporting both individuals and companies alike. We exist to provide authoritative and impartial expert advice, knowhow and safety assurance through engineering, materials and joining technologies – helping you design, create and operate the best products possible.

Descended from the British Welding Research Association (BWRA), we have grown into one of the foremost independent research and technology organisations. We span innovation, knowledge transfer and problem resolution across all aspects of welding, joining, surface engineering, inspection and whole-life integrity management.

TWI’s single client projects bring together experts from TWI and the Member to provide solutions directly focused on assisting the Member’s business. The work undertaken is confidential with the outcomes and associated intellectual property owned exclusively by the client.

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