Zhejiang High-Intensity Fastener co.,ltd
It has been committed to the design, testing and manufacturing of special grade high-strength fasteners, high-temperature pre tightening Belleville springs, military large plane volute spring series and other related products for nearly 30 years.
Member unit of national fastener Standardization Technical Committee
Member unit of national pipeline accessories Standardization Committee
Member unit of pressure pipeline safety branch of national pressure vessel Standardization Technical Committee
Director unit of China Heat Treatment Association
Member of China Entrepreneur Association
Member of China Entrepreneurs Federation.
To undertake fine traditional culture
It is widely used in large national projects such as petroleum, chemical industry, shipbuilding, nuclear industry, large machinery supporting, aerospace, military industry and so on.