GCr15 Bearing Steel Special Steel

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Product Description:

OKorder is offering Bearing Steelsat great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.


Product Applications: 

Our products have been used in all kinds of areas, such as aviation, aerospace, navigation, nuclear, energy, chemical industry, electronic information, petrochemical, automotive, instrument and meter, Communication ,transportation, and medical instruments, etc. Bearing ring,steel rolling mill ,machinery, 100Cr6 bearing steel ball is widely used in high-speed and low-noise bearing, bicycle, motorcycle, automobile, bags, electronics.

Product Advantages:

OKorder's Bearing Steels are durable, strong, and resist corrosion.


Main Product Features:

·         Premium quality

·         Prompt delivery & seaworthy packing (30 days after receiving deposit)

·         Corrosion resistance

·         Can be recycled and reused

·         Mill test certification

·         Professional Service

·         Competitive pricing


Product Specifications:

Manufacture: Hot rolled

Grade: Q195 – 235

Certificates: ISO, SGS, BV, CIQ

Length: 6m – 12m, as per customer request

Packaging: Export packing, nude packing, bundled


Packaging & Delivery of Bearing Steel GCr15

Mark: Heat No. will be cold stamped and Steel grade, diameter (mm), length (mm), and the manufacturer LOGO and weight (kg) is painted.

Standard seaworthy packing or as customer required

Delivery time: Within 30 days after order is confirmed.



Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: How soon can we receive the product after purchase?

A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.





steel bearing


bearing steel


Yes, special steel can be used in medical applications. Special steel alloys, such as stainless steel, are commonly used in the production of surgical instruments, orthopedic implants, and medical devices due to their excellent corrosion resistance, durability, and biocompatibility properties.
There are several methods for surface hardening special steel, including carburizing, nitriding, induction hardening, flame hardening, and laser hardening. Carburizing involves introducing carbon into the surface of the steel through heating in a carbon-rich environment. Nitriding involves diffusing nitrogen into the surface of the steel to create a hard nitride layer. Induction hardening uses electromagnetic induction to heat the surface of the steel and then rapidly quench it to increase hardness. Flame hardening involves heating the surface of the steel with a flame and then quenching it to harden the surface. Laser hardening uses a high-intensity laser beam to heat the surface of the steel and then quench it, resulting in a hardened surface.
Special steel contributes to the safety of infrastructure by providing enhanced strength, durability, and resistance to corrosion. This type of steel is specifically designed and manufactured to withstand extreme conditions and load-bearing requirements, making it ideal for critical infrastructure components such as bridges, buildings, and pipelines. The use of special steel ensures that these structures can withstand natural disasters, heavy traffic, and other potential threats, reducing the risk of collapse or failure and enhancing overall safety for users and communities.
The composition of special steel greatly affects its properties. By adjusting the levels of various elements such as carbon, chromium, manganese, and nickel, the hardness, strength, corrosion resistance, and heat resistance of the steel can be altered. For example, increasing the carbon content in steel can enhance its hardness and strength, while adding chromium can improve its resistance to corrosion. Overall, the composition of special steel plays a crucial role in determining its specific properties and suitability for various applications.
Special steel contributes to improving product lifespan by offering enhanced strength, durability, and resistance to corrosion. Its unique composition and manufacturing processes result in a material that can withstand harsh conditions, heavy loads, and wear and tear over an extended period. This increased longevity and reliability of products made with special steel ultimately leads to reduced maintenance costs, less frequent replacements, and improved customer satisfaction.
Special steel finds various applications in the semiconductor industry, primarily in the manufacturing of critical components such as chambers, wafer carriers, and vacuum systems. Due to its high strength, corrosion resistance, and thermal stability, special steel is ideal for creating these parts that require durability and precision in maintaining the controlled environments necessary for semiconductor production. Additionally, special steel is also used in the fabrication of cutting tools and molds for semiconductor device manufacturing, further highlighting its importance in this industry.
Special steels are known for their excellent performance in cryogenic corrosion resistance. When exposed to extremely low temperatures, such as those encountered in cryogenic applications, regular steels tend to become brittle and susceptible to corrosion. However, special steels are specifically designed to withstand these conditions and maintain their mechanical properties and corrosion resistance. The performance of special steels in cryogenic environments is mainly attributed to their composition and microstructure. These steels are typically alloyed with elements such as nickel, molybdenum, and nitrogen, which enhance their resistance to corrosion at low temperatures. Additionally, the microstructure of special steels is carefully controlled, resulting in a fine grain size and homogeneous distribution of alloying elements. This microstructure contributes to the steel's ability to resist corrosion and maintain its mechanical strength even at cryogenic temperatures. Furthermore, special steels undergo rigorous testing to ensure their suitability for cryogenic applications. They are subjected to low-temperature impact tests, which assess their toughness and resistance to brittle fracture. These tests verify that the steel can withstand the stresses and strains imposed by cryogenic conditions without failure. Overall, special steels exhibit excellent cryogenic corrosion resistance due to their unique composition, microstructure, and thorough testing. They are a preferred choice for applications that require reliable performance at extremely low temperatures, such as in the aerospace, energy, and scientific research industries.
Some examples of high-temperature grades of special steel include stainless steels such as 304H, 310S, and 316H, as well as heat-resistant alloys like Inconel 600, Hastelloy X, and Haynes 230. These grades are specifically designed to have excellent strength and resistance to oxidation, corrosion, and creep at elevated temperatures.
Special steel, which is produced for specific applications or industries, falls under the purview of various international trade regulations. These regulations have the objectives of ensuring fair trade practices, protecting domestic industries, and promoting safety standards. The World Trade Organization (WTO) agreements are one of the primary international trade regulations for special steel. The WTO, through agreements like the General Agreement on Tariffs and Trade (GATT) and the Agreement on Safeguards, establishes rules for global trade. These agreements address issues such as tariffs, non-tariff barriers, and safeguard measures that may be imposed on imports of special steel. Another significant regulation is the Harmonized System (HS) codes. These codes provide a standardized system of names and numbers to classify traded products. Special steel is assigned specific HS codes, which enable customs authorities to determine the relevant duties and regulations applicable to these products during import or export. Regional trade agreements (RTAs) also play a role in regulating international trade of special steel. RTAs are agreements between countries or regions that aim to reduce trade barriers and promote economic integration. Examples of such agreements include NAFTA, the EU, and the CPTPP. They often include provisions related to tariffs, technical standards, and trade facilitation for special steel. Furthermore, certain countries may have specific regulations concerning the import or export of special steel. These regulations may encompass licensing requirements, quality standards, safety certifications, or restrictions on certain types of steel. Businesses involved in the trade of special steel must be aware of these country-specific regulations to ensure compliance. In conclusion, the regulations governing international trade of special steel encompass a variety of agreements, codes, and country-specific rules. Adhering to these regulations is crucial for companies engaged in global trade to ensure compliance, avoid penalties, and uphold fair trade practices.
For special steel, there are multiple ways to clean the surface depending on specific needs and desired cleanliness level. Some commonly utilized methods are as follows: 1. Mechanical Cleaning: By employing abrasive materials or tools, such as sanding, wire brushing, or abrasive blasting, dirt, rust, and other impurities can be physically removed from the steel surface. 2. Chemical Cleaning: This technique involves the use of chemical agents to dissolve or loosen dirt, grease, oil, or rust. Different chemicals are utilized based on the type and severity of contaminants. Acid pickling, for instance, immerses the steel in an acid solution to eliminate scale and rust. 3. High-pressure Water Cleaning: High-pressure water jets forcefully eliminate dirt, grease, and other impurities from the steel surface. This method effectively removes loose particles and can be used as a preliminary step before other surface preparation techniques. 4. Ultrasonic Cleaning: By utilizing high-frequency sound waves, ultrasonic cleaning creates microscopic bubbles in a cleaning solution. These bubbles implode upon contact with the steel surface, effectively removing hard-to-reach contaminants. 5. Electrochemical Cleaning: This method involves passing an electric current through a cleaning solution or electrolyte to aid in the removal of contaminants from the steel surface. It is particularly useful in eliminating rust and restoring the steel's appearance. 6. Thermal Cleaning: Thermal cleaning methods, such as flame cleaning or heat treatment, subject the steel to high temperatures. This process burns off organic contaminants or induces controlled oxidation, subsequently removing scale, rust, or other surface impurities. It is important to consider various factors, including the type of contaminants, steel condition, desired cleanliness level, and application requirements when choosing a surface cleaning method. Combining different methods may yield the most optimal results.

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