(1) Anti-loosening device with additional friction The anti-loosening device with additional friction mainly has three structures: double nut tightening structure, spring washer tightening structure and self-locking nut tightening structure. Double nut tightening structure: first tighten the lower n... read more
The connection method of bolted connection is widely used in mechanical equipment, automobiles, trains, aerospace and other fields. It is the most basic structural form of fastener connection. For assembly factories, especially construction machinery assembly factories, bolted connection has the adv... read more
The advantages and disadvantages of the solid solution process of stainless steel pipe fittings have a great influence on the corrosion resistance and appearance brightness of stainless steel, and play a decisive role in the processing performance of stainless steel. Therefore, the heat treatment pr... read more
What should we do when we encounter the screw thread that cannot be unscrewed? (1) Put something on the screwdriver head, such as double-sided tape, non-woven fabric, etc. If there are no conditions, the paper can also increase the friction! (2) Inject a small amount of 502 glue into the screw hole,... read more
Screws are the basic parts of machinery and are in great demand. Usually bolts, screws, rivets, etc. are in order to ensure safety or generally do not consider the impact of temperature in harsh environments or other dangerous working conditions. Commonly used materials are carbon steel, low alloy s... 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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