Company Filing History:
Years Active: 1989
Title: **Warren Hepples: Innovator in Aluminum Alloy Welding**
Introduction
Warren Hepples is an accomplished inventor based in Oxon, Great Britain. He has significantly contributed to the field of material science and welding technologies, particularly concerning aluminum alloys. With a focus on addressing specific challenges in welded components, Hepples has secured a patent for his innovative solutions.
Latest Patents
Warren Hepples holds a notable patent for a "Welded Aluminum Alloy Composite." This invention addresses critical problems encountered in the heat-affected zones adjacent to welds in aluminum alloy structures, notably stress corrosion cracking and exfoliation cracking. This is particularly relevant to the 7000 series alloys, as well as some from the 5000 series. The innovation introduces the use of Al-Mg welding wire containing 0.01-0.5% Gallium (Ga), Indium (In), and/or Tin (Sn). The composition is meticulously designed to ensure that the weld bead maintains a potential that is at least as electronegative as the components involved, ideally within -1200 to -1300 mV when referenced against a standard calomel electrode. To mitigate the diffusion of Ga/In/Sn, Hepples suggests applying a pre-coating to the components, utilizing a double-pass welding technique.
Career Highlights
Warren Hepples has made meaningful strides in his career, working at Alcan International Limited, a company recognized for its innovations in aluminum products and technologies. His work on welding techniques and alloy compositions is pivotal in various engineering applications, contributing to enhanced durability and reliability of welded materials.
Collaborations
Throughout his career, Hepples has collaborated with notable colleagues such as Nigel J. Holroyd and Geoffrey M. Scamans. These partnerships illustrate the importance of teamwork in advancing scientific research and innovation, particularly in specialized fields like welding technology.
Conclusion
Warren Hepples embodies the spirit of innovation in the welding and materials science arena. His patent for a welded aluminum alloy composite not only highlights his technical expertise but also showcases his dedication to solving real-world problems related to welding deficiencies. His contributions, alongside collaborative efforts with esteemed colleagues, continue to influence the landscape of material engineering, ensuring the continued advancement of welding technologies.