• About frp hexagon flange bolts?

    About frp hexagon flange bolts?

    The utility model relates to the technical field of fasteners, more specifically an FRP hexagonal flange bolt, comprising an FRP nut and an FRP screw....

    11-01-2021 News
  • About the new standard for screws?

    About the new standard for screws?

    In 1986, the country established a new standard for standard parts, commonly known as the new standard. The most used ones are GB5780, GB5781, GB5782,...

    04-01-2021 News
  • Structural classification of screws?

    Structural classification of screws?

    species 1) Slotted ordinary screws Mostly used for the connection of smaller parts. It has pan head screws, cylindrical head screws, hex flange concre...

    28-12-2020 News
  • Standard specifications for screws?

    Standard specifications for screws?

    Standards are norms, and each country and department has its own standards. GB—Chinese National Standard (National Standard) ANSI—American National St...

    21-12-2020 News
  • Do you know the history of screws, screws, and screws?

    Do you know the history of screws, screws, and screws?

    The Greek mathematician Alkutas once described the principle of screws, screws, and screws. In the first century AD, the Mediterranean world has begun...

    14-12-2020 News
  • How much do you know about the detailed overview of screws?

    How much do you know about the detailed overview of screws?

    Screw refers to a screw, which is a tool that uses the physics and mathematics principles of the oblique circular rotation of the object and the frict...

    07-12-2020 News