A screw is a tool that uses the physics and mathematics of the oblique rotation of the object and the friction force to gradually tighten the utensils and parts. It is an indispensable industrial necessity. In fact, screws are a general term for fasteners, and those with external threads can be call... read more
Generally, stainless steel screw manufacturers do not recommend the use of stainless steel screws and stainless steel nuts together. The reason why stainless steel screws and nuts cannot be used together is that stainless steel bolts and nuts are often seized after being tightened during the assembl... read more
Due to the problem of low efficiency and unstable quality of hand tapped threads, in actual mass production, machine tapped threads with good quality, high efficiency and low production cost are mainly used. However, in the process of machine tapping, we must also use machines and tools correctly, o... read more
At present, hand tapping threads still occupies a certain position in machinery, because in actual production, some threaded holes are not suitable for machine tapping threads due to the limitation of the location or the shape of the parts. Because the diameter of the threaded hole is small, the str... read more
Hydrogen embrittlement usually manifests as delayed fracture under stress. There have been galvanized parts such as automobile springs, washers, screws, leaf springs, etc., which fractured within a few hours after assembly, and the fracture ratio reached 50% of 40%. A certain special product cadmium... read more
Yuyao Xintai Hardware Co., Ltd. was founded in 2005, which is a professional China construction anchor bolts manufacturers and concrete anchor bolts factory,our company engaged in various kinds of expansion bolt,high strength fasteners. We are near to Hang Zhou Bay, and cover 7000 square meters.
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