DAYANG FASTENER FACTORY was established in 2000, it is very specialized in the production of hex bolt, hex nut, thread rod, and washers. Factory covers an area of 18,000 square meters with the production capacity of 10,000 metric tons annually.
The main standards of product are ANSI, DIN and BS. Diameter of the inch products is 1/4”-1”with tensile strength Gr2-Gr8, and M6-M30 for the metric products covering the tensile strength Gr4.8-Gr10.9.Surface treatment are including black, zinc plated, hot dip galvanized, phosphated Etc. The products are mainly for machinery manufacturing, projects maintaining, construction, bridge, and Auto industry.