Jan Y Jonsson

Title: Jan Y Jonsson: Innovator in Duplex Stainless Steel

Introduction

Jan Y Jonsson is a notable inventor based in Avesta, Sweden. He has made significant contributions to the field of materials science, particularly in the development of advanced stainless steel compositions. With a total of 10 patents to his name, Jonsson's work reflects a commitment to innovation and excellence.

Latest Patents

Among his latest patents is a shoe clip, which showcases his versatility as an inventor. Additionally, he has developed a duplex ferritic austenitic stainless steel composition. This innovative steel boasts high formability utilizing the TRIP effect and exceptional corrosion resistance, particularly with high pitting resistance equivalent. The composition includes less than 0.04 weight % carbon, 0.2-0.8 weight % silicon, 0.3-2.0 weight % manganese, 14.0-19.0 weight % chromium, 2.0-5.0 weight % nickel, 4.0-7.0 weight % molybdenum, less than 4.5 weight % tungsten, 0.1-1.5 weight % copper, and 0.14-0.23 weight % nitrogen, with the remainder being iron and inevitable impurities. The co-effect of chromium, molybdenum, and tungsten is carefully balanced to ensure optimal performance.

Career Highlights

Throughout his career, Jonsson has worked with prominent companies, including Outokumpu Oyj. His experience in the industry has allowed him to refine his skills and contribute to groundbreaking advancements in stainless steel technology.

Collaborations

Jonsson has collaborated with notable individuals such as James Oliver and Christofer Jonsson. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Jan Y Jonsson stands out as a significant figure in the field of materials science, particularly for his advancements in duplex stainless steel. His contributions through patents and collaborations highlight his dedication to innovation and excellence in engineering.