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HRC55°~60° Heat Treatment Hardness Chain Lock
Chain lock

HRC55°~60° Heat Treatment Hardness Chain Lock

Item#JT01109, Chain lock, with 110cm length, the cylinder with high-level safety, 2pcs standard keys match with each set of lock, available for use in various bicycles, motorbikes, children's cars, etc.  N.W of lock: 2.58kgs.(ODM for appearance and color and so on).
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Ningbo Jinta Import and Export Co., Ltd.

Ningbo Jinta Import and Export Co., Ltd. is an industry-trade enterprise (self-operated door lock factory and traffic lock factory), committed to the production of chain locks, steel cable locks, door locks, disc locks, luggage locks, padlocks, U-shaped locks and lock accessories hardware products, stainless steel, carbon steel and low alloy steel materials of high strength precision locks, We provide customers with the production and procurement of pneumatic tools (gas storage tanks and supporting parts), pipe fittings required by gas stations, and all kinds of casting and processing joints and connectors. Our self-run factory mainly produces and assembles locks and traffic locks. Our joint venture factory integrates precision casting and mechanical processing plants, based on the high grade and high-end market. We are a professional HRC55°~60° Heat Treatment Hardness Chain Lock suppliers and HRC55°~60° Heat Treatment Hardness Chain Lock company, Mainly exported to the United States, Germany, France, Spain, Italy, the United Kingdom, Australia, Canada and other dozens of countries, cooperation with more than 10 of the world's top 500 enterprises, has become their in China's traffic locks, door locks, pneumatic tools series, gas station accessories important suppliers.

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HRC55°~60° Heat Treatment Hardness Chain Lock has become a high-profile chain lock with its unique heat treatment hardness. How does this chain lock achieve this heat treatment hardness in manufacturing?
First, we need to understand what HRC55°60° represents. HRC is a unit of measurement for hardness and represents Rockwell hardness. The range of 55°60° refers to the hardness of the chain lock between 55 and 60 after heat treatment. This hardness range is obtained through a carefully controlled heat treatment process and provides the chain lock with excellent performance and durability.
Heat treatment is a process that uses heating and cooling to change the structure of a metal to achieve desired hardness and other properties. In the manufacturing of HRC55°60° Heat Treatment Hardness Chain Lock, heat treatment is a key step. First, select high-quality alloy steel or other special alloys as raw materials to ensure that they meet relevant standards and specifications. Then, by controlling the heating and cooling temperatures, the hardness of the chain lock reaches the ideal range of 55°60°.
This specific hardness range has a significant impact on the performance of the chain lock. First of all, this hardness makes the surface of the chain lock harder and can effectively resist external scratches and wear. Whether in the outdoor environment or in daily use, chain locks often face various physical damages, and appropriate hardness can extend the service life of the chain lock.
Secondly, the heat treatment hardness of HRC55°~60° improves the tensile and bending resistance of the chain lock. The chain lock will withstand forces from all directions during use, and the moderate hardness allows the chain lock to better cope with these challenges and maintain its structural integrity. This is crucial for chain locks in terms of safety and reliability.
In addition, this hardness range improves the chain lock's corrosion resistance. Chain locks are often exposed to different climates and environments, and appropriate hardness can effectively prevent oxidation and corrosion on the surface of the chain lock, ensuring that its appearance and performance remain stable under various conditions.
During the manufacturing process, ensuring that the chain lock's hardness is within a specified range requires precise control. Factors such as temperature and cooling rate need to be strictly controlled to ensure that each chain lock can meet the predetermined hardness standard. The precision of this manufacturing process is directly related to the performance and quality of the chain lock.
In general, the heat treatment hardness of HRC55°~60° Heat Treatment Hardness Chain Lock is achieved by carefully controlling the heat treatment process. This hardness range provides the chain link with excellent resistance to wear, stretch and corrosion, making it ideal for a variety of applications. Through precise control of hardness, this chain lock has demonstrated its excellent performance and reliability in the market, providing users with strong security.