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  • Screw torque standard

    Screw torque standard General screws Screw specifications M2 M2.5 M3 M4 M5 Standard torque 1.6~2.3~4.6~7.5 14.5~18 28~35 kgf・cm) Self-tapping screws Screw specifications 1.7 2 2.3 2.6 3 3.5 Standard torque 1.5 3 3.3 4.4 HEBEI FEIQIDA IMPORT AND EXPORT TRADE CO.,LTD Contact:Sasa Zhang Tel:00...
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  • Carbon steel

    Carbon steel for bolt  
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  • nut

    Nuts-parts free editing modify the name of the item Category: Industrial products A nut is a nut, which is screwed together with a bolt or a screw to play a tightening role. An element that all manufacturing machinery must use is divided into carbon steel, stainless steel, non-ferrous metal (such...
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  • what is thread rod?

    That is teeth, also known as screw. It is the name of the Han nationality furniture parts in the Ming and Qing Dynasties. The corresponding standard is not found in the national standard, corresponding to DIN975. The name varies depending on the location. Generally, the parts connecting the two l...
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  • screw

    A screw refers to a screw (foreign name: Screw). It is a tool that utilizes the physical and mathematical principles of the circular rotation and frictional force of an object to gradually tighten objects and mechanisms. Screws are a common term for fasteners, and are spoken daily. The metric thr...
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  • how to use the wedge anchor bolt

    The repairing gecko extends into the tube sheet hole, and the end of the tube rolls to expand the inner wall of the tube, causing plastic deformation, increasing the diameter of the tube, and the tube head completely fits on the wall of the tube sheet hole, and forces the tube sheet to produce El...
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  • foundation bolt fastener

    Embedded parts (prefabricated parts) are the components that are pre-installed (buried) in concealed works. They are the structural parts that are placed when the structure is poured, and are used for the overlap of the superstructure. In order to facilitate the installation and fixation of the f...
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  • hollow anchor bolt

    The function of the hollow gecko is the same as that of the screw. It is used when self-tapping screws and expansion screws are not suitable. For example, in the light steel frame partition wall hanging problem, the self-tapping screw cannot be used because of the insufficient screw grip of the p...
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  • wedge anchor bolt introduction

    The car repair gecko does not have high requirements for the depth and cleanliness of the concrete cavity, it is easy to install, and the price is not expensive. Choose the appropriate embedding depth according to the thickness of the solid roof. As the embedding depth increases, the tensile for...
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  • Fastener grade

    We often have a high-frequency word during maintenance or installation, which is the “performance level” of the bolt. So, what is the bolt level and what does it mean? Today, I will take a look with everyone. The structural connection bolts are divided into more than 10 grades such as...
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  • fastener nut

    Nuts, also known as nuts (English: Nut), is a tool for fixing, with a hole in the center and a thread on the inside of the hole. Nuts are often shared with screws of the same size to fix the relevant joints. If environmental factors such as vibration make the nut loose, you can use glue or pins t...
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  • hexagon socket screws

    Hexagon socket screws are also called cylinder head screws, also called hexagon socket bolts. Hexagon socket screws are divided into iron hexagon socket screws and stainless steel hexagon socket screws according to the material. The iron hexagon socket screws are classified into 4.8 grade hexagon...
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