Double end stud is a cylindrical fastener with threads at both ends. Widely used in electric power, chemical industry, oil refining, valves, railways, bridges, steel structures, auto and motorcycle parts, machinery, boiler steel structures, hanging towers, large-span steel structures and large buildings.
Bm=1d stud is generally used to connect two steel connected parts. Bm=1.25d and bm=1.5d studs are generally used for the connection between cast iron connected parts and steel connected parts; Bm=2d stud is generally used for the connection between aluminum alloy connected parts and steel connected parts.
According to the performance grade, bolts are divided into two grades: 8.8, and 10.9.

Founded in 1991, Taizhou First Rivet Co., Ltd. is a professional China Automotive Studs Manufacturers and OEM Double End Studs Factory, our company covers an area of 13,834 square meters with convenient transportation, we has passed ISO9001:2008, IATF16949 quality system certification and environmental assessment system certification. We has registered two trademarks "Belden" and "ZGF". In order to serve customers better , We have more than ten high-frequency assembly lines, and the production standards cover the national standard (GB), the American standard (ANSI), the German standard (DIN), the British standard (BS) and other domestic or international standards.We also can customize STUDS according to customer needs. Our main customers are domestic first-class and second-class OEM suppliers, and our wholesale automotive Double End Studs are exported to Europe, America, the Middle East, Africa, Southeast Asia and more than 20 countries.

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