Location History:
- Sheffield, EN (1976 - 1978)
- Sheffield, GB (1979)
Company Filing History:
Years Active: 1976-1979
Title: Innovations in Welding: The Contributions of John McCann
Introduction: John McCann, a notable inventor based in Sheffield, GB, has made significant strides in the field of welding technology. With three patented innovations to his name, McCann has demonstrated a commitment to enhancing the efficacy and precision of welding processes, particularly in the production of hard-faced components for industrial applications.
Latest Patents: McCann’s most recent patents focus on welding microstructure control and methods for applying hard facing to iron or steel articles. One of his latest inventions, titled "Welding Microstructure Control," describes a method of applying a hard facing to an iron or steel former using a submerged arc or gas shielding welding process. This involves the melting of a consumable electrode onto the surface of the former, which is moved relative to the welding head to create a precise bead of weld metal. The composition of the weld metal, which includes specific percentages of carbon, silicon, manganese, nickel, chromium, molybdenum, copper, niobium, sulfur, phosphorus, and nitrogen, is optimized to achieve a microstructure with a balance of delta-ferrite in the interdentritic regions. Additionally, McCann has developed a method for hard facing an iron or steel rolling mill roll arbor by rotating the arbor while traversing the welding head parallel to its axis, thereby depositing a spiral bead of weld metal for subsequent processing.
Career Highlights: McCann's contributions to the field have been realized at British Steel Plc, where his innovative methodologies have helped improve the durability and performance of rolling mill equipment. His work reflects a deep understanding of material properties and welding techniques, allowing for advancements that benefit both manufacturing efficiency and product lifespan.
Collaborations: Throughout his career, McCann has collaborated with various industry professionals, including Trevor Bagshaw, who has supported his efforts and contributed to the development and refinement of welding processes. Their joint expertise has played a crucial role in the success of their projects and the implementation of McCann's patented technologies.
Conclusion: John McCann's inventions in the area of welding technology highlight the importance of innovation in manufacturing. His patents not only advance the technical understanding of hard facing processes but also have practical implications for industries reliant on durable and effective components. As McCann continues to develop his work at British Steel Plc, the impact of his contributions will likely resonate throughout the industry for years to come.