Spring Steel Bar
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50Tons m.t.
- Supply Capability:
- 50000TONS /YEAR m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Spring Steel can be divided into two types. One is carbon spring steel, and other one is alloy spring steel.
Alloy spring steel is based on carbon spring steel, by adding one or more alloying elements to improve the mechanical properties, hardenability and other properties to meet the requirement for manufacture all kinds of spring steel.
Specification of Spring Steel Bar:
-Material: SUP6
-Standard: JIS
-Production: Hot rolled or cold rolled
-Type: Spring Steel
-Alloy or no: Alloy
-Micro Structure: Tempered troostite
Corresponding Steel Grade for Reference:
JPN, JIS | CHN, GB | GER, DIN | GBR, BS |
SUP6 | 55Si2Mn | 55Si7 | 251ll60 |
FRA, NF | USA, AISI/SAE | ISO | |
56SC7 | 9260 | 56SiCr7 |
Chemical Composition:
C | Mn | Si | S |
0.56~0.64 | 0.60~0.90 | 1.50~2.00 | ≤0.035 |
P | Cr | Ni | Cu |
≤0.035 | ≤0.35 | ≤0.35 | ≤0.25 |
Mechanical Properties:
-Tensile Strength σb (MPa): ≥1274 (130)
-Yield Strength σs (MPa): ≥1176 (120)
-Elongation δ10(%): ≥5
-Percentage reduction of area: ψ (%): ≥25
-Hardness:
1, Hot rolled, ≤321HB
2, Cold drawn + Heat treatment: ≤321HB
Usage/Applications of Spring Steel Bar:
-This is silicon-manganese spring steel that is used widely. Its strength, elasticity and hardenability are little higher than 55Si2Mn.
- Products of this material are used as flat spring o spiral spring with diameter less than 30mm that bear a large load during the fabrication of trains, cars and tractors.
-The principal material of valve spring.
Packaging & Delivery of Spring Steel Bar:
-Packing Detail: The products can be packed in bundles by steel wires.
-Marks: We will make color marks to make sure that it’s more convenient for customers to distinguish their products from other products at the destination port and we will tie tag marks up to each bundle to make sure that customers know the specifications of each bundle like product’s name and size and other information of products.
-Delivery Detail:
1, Delivery time: 30~45 working days after receive buyer’s T.T. or L/C.
2, Delivery status should be written in the contract. (Heat treatment or no)
Transportation:
1, The products can be delivered by bulk vessel or by container. As for container, products with the length of 6m will be loaded in 20’ container, with 9m or 12m, in 40’ container.
2, The maximum quantity of loading of container is 25 tons.
3, The products are usually transported to the nearest port from the production place.
Photos of Spring Steel Bar:
- Q: How does special steel perform in oil and gas applications?
- Special steel is highly desirable and widely used in oil and gas applications due to its exceptional performance and superior properties. Special steel exhibits excellent resistance to corrosion, which is crucial in environments where oil and gas are present. This resistance to corrosion helps prevent equipment failure and ensures the longevity and reliability of the components. Moreover, special steel possesses high strength and durability, making it suitable for withstanding extreme conditions, such as high pressure and temperature. This strength allows the steel to withstand the demanding and harsh environments that oil and gas applications often present. Additionally, special steel can retain its mechanical properties even at elevated temperatures, providing stability and reliability in these challenging conditions. Another significant advantage of special steel is its excellent weldability. This property allows for easy fabrication and assembly of components, reducing production time and costs. It also ensures the integrity of the structures and equipment used in oil and gas applications. Furthermore, special steel offers exceptional resistance to fatigue and wear, which are common concerns in oil and gas operations. The ability of special steel to withstand cyclic loading and abrasive conditions ensures the longevity and reliability of the components, reducing maintenance and replacement costs. Overall, special steel performs exceptionally well in oil and gas applications due to its corrosion resistance, high strength, durability, weldability, and resistance to fatigue and wear. Its superior properties make it a preferred choice for critical components, ensuring the efficiency, safety, and reliability of oil and gas operations.
- Q: How does special steel perform in abrasive wear conditions?
- Special steel is designed specifically to excel in conditions of abrasive wear, thanks to its unique composition and manufacturing process. This makes it highly resistant to the harmful effects of abrasion. The inclusion of alloying elements like chromium, manganese, and molybdenum in special steel significantly boosts its hardness and toughness. These elements aid in the formation of carbides within the steel matrix, which serve as barriers against abrasion. The carbides effectively withstand the forces exerted by abrasive particles, preventing them from inflicting significant damage on the steel surface. Additionally, special steel undergoes specialized heat treatment processes like quenching and tempering, further enhancing its resistance to abrasive wear. These processes not only increase the steel's hardness but also enhance its overall toughness and durability. As a result, special steel can withstand high levels of abrasion without experiencing substantial wear or deterioration. Moreover, special steel exhibits excellent corrosion resistance, in addition to its exceptional mechanical properties. This is achieved by incorporating elements such as chromium, which creates a protective oxide layer on the steel surface. The oxide layer acts as a barrier, preventing corrosive substances from reaching the underlying steel and causing further harm. In conclusion, special steel performs exceptionally well in conditions of abrasive wear. Its distinctive composition, heat treatment processes, and corrosion resistance properties make it an ideal material for applications where abrasion is a major concern. Whether in mining, manufacturing, or other industries prone to abrasive wear, special steel offers superior performance and extended lifespan, ensuring optimal efficiency and cost-effectiveness.
- Q: How is high-temperature tool steel used in the production of hot work tools?
- High-temperature tool steel is used in the production of hot work tools due to its excellent heat resistance and ability to maintain hardness at elevated temperatures. It is used to manufacture tools such as dies, molds, and punches that are subjected to extreme heat during processes like forging, extrusion, and die casting. The high-temperature tool steel retains its strength and hardness even at temperatures exceeding 1000°C, ensuring durability and prolonged tool life in demanding hot work applications.
- Q: Can special steel be used in the defense equipment manufacturing industry?
- Yes, special steel can be used in the defense equipment manufacturing industry. Special steel, with its enhanced properties such as high strength, durability, and resistance to wear and corrosion, is often required for the manufacturing of critical components in defense equipment. It is commonly used in the production of military vehicles, aircraft, missiles, and various weapon systems. The unique characteristics of special steel make it suitable for withstanding extreme conditions and providing optimal performance in defense applications.
- Q: What are the applications of special steel in the electronics industry?
- Special steel is widely used in the electronics industry due to its unique properties and benefits. Some of the applications of special steel in this industry include the manufacturing of electronic components, such as connectors, springs, and contacts, which require high strength and corrosion resistance. Special steel is also used in the production of magnetic cores for transformers and inductors, as it exhibits excellent magnetic properties. Additionally, special steel is utilized in the fabrication of precision tools and equipment used in electronics manufacturing processes, ensuring high precision, durability, and reliability. Overall, the applications of special steel in the electronics industry contribute to enhanced performance, efficiency, and longevity of electronic devices and systems.
- Q: How does special steel contribute to the textile industry?
- Special steel contributes to the textile industry by providing high-strength and durable components for textile machinery, such as looms, knitting machines, and textile processing equipment. The use of special steel in these machines ensures improved performance, precision, and longevity, thereby enhancing productivity and efficiency in textile manufacturing processes. Additionally, special steel's resistance to corrosion and wear helps maintain the quality and reliability of textile machinery, minimizing downtime and maintenance costs for manufacturers.
- Q: Can special steel be used in the electronics industry?
- Yes, special steel can be used in the electronics industry. It is commonly used for various components such as connectors, springs, and contacts due to its high strength, corrosion resistance, and electrical conductivity properties.
- Q: What are the different methods for joining special steel components?
- There are several methods for joining special steel components, including welding, brazing, soldering, and mechanical fastening. Welding involves melting the base metals and adding a filler material to create a strong bond. Brazing and soldering use a lower melting point filler material to join the components. Mechanical fastening includes methods like bolts, screws, and rivets to hold the components together. Each method has its own advantages and is chosen based on the specific requirements of the application.
- Q: What are the different standards and specifications for special steel?
- There are various standards and specifications that govern the production and use of special steel. These standards ensure that the steel meets specific requirements and performance criteria for various applications. Some of the most common standards and specifications for special steel include: 1. AISI/SAE standards: The American Iron and Steel Institute (AISI) and the Society of Automotive Engineers (SAE) have developed a set of standards for steel grades used in various industries. These standards classify different types of special steel based on their chemical composition and mechanical properties. 2. ASTM standards: The American Society for Testing and Materials (ASTM) provides standards for steel materials used in construction, manufacturing, and engineering applications. ASTM standards define the chemical composition, mechanical properties, and other characteristics necessary for specific grades of special steel. 3. EN standards: The European Committee for Standardization (CEN) has developed a set of standards known as the European Norm (EN) for steel products. EN standards cover a wide range of steel grades and specify the requirements for their chemical composition, mechanical properties, and testing procedures. 4. JIS standards: The Japanese Industrial Standards (JIS) specify the requirements for various types of steel used in Japan. These standards cover a wide range of steel products, including special steel, and provide guidelines for their chemical composition, mechanical properties, and other quality parameters. 5. ISO standards: The International Organization for Standardization (ISO) has established standards for steel materials used in various industries globally. ISO standards ensure the compatibility and interchangeability of steel products by specifying their dimensions, tolerances, and performance requirements. 6. MIL-SPEC standards: The United States Department of Defense (DoD) has developed military specifications (MIL-SPEC) for steel used in defense applications. These standards define the requirements for special steel used in military equipment, weapons, and vehicles, ensuring their reliability and performance under harsh conditions. 7. API standards: The American Petroleum Institute (API) provides standards for special steel used in the oil and gas industry. These standards specify the materials, dimensions, and other requirements for steel pipes, fittings, and other equipment used in oil and gas exploration, production, and transportation. These are just some of the many standards and specifications available for special steel. Manufacturers and industries must adhere to these standards to ensure the quality, performance, and safety of special steel products in various applications.
- Q: How does the microstructure of special steel affect its performance?
- The performance of special steel greatly depends on its microstructure. To enhance their properties and meet specific application requirements, special steels are alloyed with specific elements. The microstructure refers to how the steel's crystalline grains are arranged and whether any phase transformations are present within the material. One important aspect of the microstructure is the size of the grains. Through controlled cooling or adding alloys, fine-grained structures can be achieved, leading to improved strength, hardness, and toughness. Smaller grain sizes restrict the movement of dislocations within the material, resulting in increased strength and hardness. This is particularly crucial in applications where high strength-to-weight ratios are needed, such as aerospace or automotive components. The presence of different phases in the microstructure is another critical factor. By adding specific alloying elements, the formation of various phases like martensite, bainite, or ferrite can be promoted. These phases possess different mechanical properties, including hardness, toughness, and corrosion resistance. By carefully controlling the microstructure, it becomes possible to customize the steel's performance for specific applications. For instance, martensitic structures offer high hardness and wear resistance, making them ideal for cutting tools, while bainitic structures provide a good balance of strength and toughness, making them suitable for structural components. Moreover, the microstructure also determines how the steel responds to heat treatment processes like quenching and tempering. Heat treatments can modify the microstructure to achieve desired mechanical properties, such as increasing hardness or improving resistance to fatigue. The ability of the microstructure to transform during heat treatment enables precise control over the steel's performance characteristics. In conclusion, the microstructure of special steel has a significant impact on its performance. Grain size, phase distribution, and response to heat treatment are all crucial factors that influence the steel's mechanical properties and suitability for specific applications. By understanding and manipulating the microstructure, engineers can design special steels with enhanced performance, meeting the demanding requirements of various industries.
ORIGIN,a well-known enterprise specializing in the production and sales of Spring steel and aluminum powder.
1. Manufacturer Overview
| Location | Jiangsu, China |
| Year Established | 2003 |
| Annual Output Value | Above US$ 30 Million |
| Main Markets | Asia-Pacific; Middle east |
| Company Certifications |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | Shanghai. |
| Export Percentage | 20% - 30% |
| No.of Employees in Trade Department | 10-20 People |
| Language Spoken: | English; Chinese |
| b) Factory Information | |
| Factory Size: | Above 100,000 square meters |
| No. of Production Lines | 2 |
| Contract Manufacturing | OEM Service Offered; |
| Product Price Range | Average |
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Spring Steel Bar
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50Tons m.t.
- Supply Capability:
- 50000TONS /YEAR m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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