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
Measures to improve the strength of bolt connections In most cases, the compressive strength of tension bolt connections is determined by the bolt's compressive strength. There are many factors that affect the compressive strength of bolts, including materials, structure, dimensional parameters, man... read more
1. Purpose: 1. The fixed anchor bolts are also called short anchor bolts, which are poured together with the foundation to fix equipment without obvious vibration and impact. 2. Movable anchor bolts are also called long anchor bolts. They are detachable anchor bolts used to fix heavy machinery and e... read more
Fasteners are relatively common parts in mechanical equipment and play a vital role. However, corrosion of fasteners during use is also a relatively common problem. In order to prevent the corrosion of fasteners during use, manufacturers will perform surface treatment on the fasteners after they are... read more
Because the blackening process does not cause hydrogen embrittlement to high-strength threaded fasteners, it is often used as a surface anti-corrosion treatment for high-strength threaded fasteners. The traditional blackening process is the alkaline blackening process. Because it requires a large ar... 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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