Golden autumn October, beautiful as poetry, we ushered in the 70th birthday of new China. Seventy years of arduous and unremitting struggle has composed a magnificent magnificent chapter in a glorious future. On October 29, 2019, the 2019 member conf..
Fasteners are commonly known as standard parts. Yongnian fastener is famous all over the country. There are 17 townships and 214 administrative villages in the District, 340000 people are engaged in the production and sales of standard parts, with an..
Ruian JingGong standard parts factory was established in 1985. It is located in Ruian, Zhejiang Province, which is famous for its outstanding people and good environment. The registered capital is 2 million yuan. The factory covers an area of 6860 sq..
Bolt and nut are common parts in our machinery. They are also cylindrical fasteners with thread for bolts. Bolts need to be matched with nuts for fastening and connecting two parts with through holes. This connection form is called bolt connection. H..
Bolt connection is one of the main connection methods of power transmission and transformation steel structure, which has the advantages of simple construction operation, quick installation, high bearing capacity and so on. In the process of engineer..
In the modern mechanical industry, bolt connection is widely used, especially in the pressure vessel industry, which has the advantages of reliable connection, easy disassembly and maintenance. The initial pre tightening force on the bolt not only en..
