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  • A brief history of the invention of bolts

    A brief history of the invention of bolts

    The first person to describe the spiral was the Greek scientist Archimedes (circa 287 BC - 212 BC). The Archimedes spiral is a huge spiral mounted in a wooden cylinder that lifts water from one level to another and irrigates the field. The true inventor may not be Archimedes himself. Maybe he just d... Read More

    15-06-2019 News
  • Principle and process of galvanizing

    Principle and process of galvanizing

    1、The meaning of fastener galvanizing Zinc plating refers to a surface treatment technique that coats a layer of zinc on the surface of a metal, alloy or other material for aesthetics, rust prevention, and the like. The main method used is hot-dip galvanizing. Zinc coating is an anodic coating, whic... Read More

    16-06-2019 News
  • Mecca surface treatment technology

    Mecca surface treatment technology

    First, the United States and Canada anti-corrosion system introduction     Mecca anti-corrosion system provides anti-corrosion function of iron, aluminum and other substrates by primer coating with zinc and aluminum coating. The surface coating contains lubricant, pigment, resin, etc. The ingredient... Read More

    18-06-2019 News
  • Introduction to the application of bolts

    Introduction to the application of bolts

    1. First remove the sludge on the surface of the broken screw. Use the center 铳 to smash the center of the section and then use a drill with a drill bit of 6-8 mm in diameter to drill the hole in the center of the section. Note that the hole must be drilled through. After the hole has been drilled, ... Read More

    21-06-2019 News
  • 2019 Stuttgart, Germany International Fasteners Exhibition

    2019 Stuttgart, Germany International Fasteners Exhibition

    2019 Germany's Stuttgart International Fasteners Fair (Fastener Fair Stuttgart) is March 19-21, booth number A054, can be placed here NEW Read More

    14-03-2019 News

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