For screws made of special materials such as stainless steel or aluminium alloy, consider using solder. Drip molten solder from the tip of a soldering iron onto the screwdriver and the screw, then allow it to cool before attempting to unscrew the screw. Please note that this method requires a certai......
View DetailsSalt spray testing is a method that simulates the corrosive conditions found in marine environments. By simulating the condensation of various ions from seawater into a mist in an open-air setting, stainless steel fasteners are exposed to this environment to evaluate their corrosion resistance. Unde......
View DetailsData released by the General Administration of Customs on the 14th showed that in the first quarter of 2026, China’s total import and export value of goods reached 11.84 trillion yuan, exceeding 11 trillion yuan for the first time in history for the same period. This represents a year-on-year growt......
View DetailsLock nuts, also known as anti-loosening nuts or retaining nuts, are commonly used in mechanical equipment. Because they offer excellent locking and anti-loosening performance, many people choose to use them. The following are some common types of lock nuts.
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