Fastener

  • OEM ODM service for fastener products

    OEM ODM service for fastener products

    Bolt connecting for steel structure is a connection method that connects more than two steel structure parts or components into one by bolts. Bolt connection is the simplest connection method in component pre assembly and structural installation. Bolted connection is the earliest used in metal structure installation. In the late 1930s, bolt connection was gradually replaced by rivet connection, which was only used as a temporary fixing measure in component assembly. High strength bolt connect...
  • All series of screw products

    All series of screw products

    The bolt performance grade is composed of two parts of numbers, which respectively represent the nominal tensile strength of the bolt and the yield ratio of the material. For example, the meaning of bolts with performance grade of 4.6 is: the number in the first part (4 in 4.6) is 1 / 100 of the nominal tensile strength (n / mm2) of bolt material, that is, Fu ≥ 400N / mm2; The number in the second part (6 in 4.6) is 10 times of the yield ratio of bolt material, that is, FY / Fu = 0.6; Product...
  • All series of fastener products

    All series of fastener products

    Raisingelec has been engaged in the fastener trade for 10 years. Our large number of factory partners in China have enabled us to respond quickly to customer orders and have a strong cost competitive advantage and quality reliability. At the same time, for some difficult products , We can also quickly give a solution. We can provide customers with a full range of fastener supporting services, including bolts, studs, screws, nuts, washers, retaining rings, pins, welding nails, and other custom...
  • Supporting service for all kinds of fasteners

    Supporting service for all kinds of fasteners

    Fastener is the general name of a kind of mechanical parts used to fasten and connect two or more parts (or components) into a whole. Also known as standard parts on the market. It usually includes the following 12 types of parts: Bolts, studs, screws, nuts, self tapping screws, wood screws, washers, retaining rings, pins, rivets, assemblies and connecting pairs, welding nails. (1) Bolt: a kind of fastener composed of head and screw (cylinder with external thread), which needs to be matched w...