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In the past, it was believed that metal fatigue, to some extent, was due to changes in the metallurgical properties of materials. Somehow, metals fail prematurely under alternat...

In the use of industrial screws, most of the screws are cold forged. What are cold forged screws? Xiao Bian will take you to know some basic knowledge about cold pier screws. Sc...

If the screw is installed for a long time, its appearance will be slowly coated with a layer of yellowish brown rust, which will not only affect the appearance, but also have an...

  In mechanical equipment, we often see that some bolt connections use washers, while some bolt connections do not use washers. For bolts with washers, some use flat wa...

Bolt is an important fastener. It is widely used in machine tools, general machinery, automobiles, engineering machinery, electric power engineering, petrochemical industry, bri...

For the use of mechanical equipment, if you want to operate normally, you must have fasteners. However, many friends will find that almost all fastening designs on many design d...

Subconsciously, we all think that stainless steel screws will not rust. In fact, it is not. Under the harsh environment, stainless steel screws will rust after being corroded. T...

We often encounter two purchasers of the same company when negotiating business with us. Purchasers a will call the products to be purchased hot-dip galvanized bolts, while purc...

The use of mechanical equipment is inseparable from the support of fasteners, but in the design of mechanical equipment, almost all designs use hexagon socket screws, whether co...

"A thousand mile levee is destroyed by ant nests", a small ant hole can make a thousand foot long levee burst. Screws are known as the rice of industry. Although they ...

We all know that at important bolt connections, bolts need to be tightened, and this tightening has quantitative evaluation indicators, that is, tightening torque (or rotation a...

Fishtail bolts, also known as fishtail wires, egg neck bolts, etc., are mostly used in the connection of rail joint splints (fishtail plates) and grooved pipe fittings, playing ...