Company Filing History:
1 out of 3 
1 out of 208 Years Active: 2017-2019
Title: Innovations of Qingchao Tian in Steel Manufacturing
Introduction
Qingchao Tian is a notable inventor based in Shanghai, China, recognized for his contributions to the field of steel manufacturing. He holds two patents that showcase his innovative approach to creating high-strength materials for automotive applications. His work emphasizes the importance of safety and efficiency in manufacturing processes.
Latest Patents
One of Qingchao Tian's latest patents is for a high-toughness seamless steel tube designed for automobile safety airbags. This seamless steel tube comprises specific elements, including carbon, silicon, manganese, nickel, chromium, molybdenum, copper, aluminum, niobium, and vanadium, with the balance being iron and other inevitable impurities. The manufacturing method involves several steps, including heating, hot piercing, annealing, and cold working to achieve the desired product specifications.
Another significant patent is for a 500 MPa grade longitudinally welded steel pipe with a low yield ratio. This invention includes a precise composition of elements such as carbon, silicon, manganese, vanadium, aluminum, titanium, and niobium. The manufacturing process involves smelting, rolling, cooling, and heat treatment, resulting in a steel pipe characterized by excellent welding properties, high strength, and toughness.
Career Highlights
Qingchao Tian has worked with prominent companies in the steel industry, including Baoshan Iron & Steel Co., Ltd. His experience in these organizations has contributed to his expertise in steel manufacturing and innovation.
Collaborations
Throughout his career, Qingchao Tian has collaborated with notable colleagues, including Qijiang Wang and Guoli Zhai. These partnerships have likely fostered a creative environment that encourages the development of innovative solutions in steel technology.
Conclusion
Qingchao Tian's contributions to the field of steel manufacturing through his patents reflect his commitment to innovation and safety in automotive applications. His work continues to influence the industry and showcases the importance of advanced materials in modern engineering.