Spring Strip Steel
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25MT m.t.
- Supply Capability:
- 500000TONS/YEAR m.t./month
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OKorder Financial Service
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Spring Steel:
Spring steel is divided into two types, one is alloy spring steel, and other one is carbon spring steel.
Alloy spring steel is a type that is used for manufacturing springs and other elastic parts. Spring steel should have high ratio of yield strength and tensile strength and elastic limit to make sure that the springs obtain enough power of elastic deformation and can bear much load.
Types of alloy spring steel: Si-Mn spring steel, Si-Cr spring steel, Cr-Mn Spring steel, Cr-V spring steel and so on.
Specification of Spring Strip Steel:
-Material: 30W4Cr2VA
-Standard: GB/T 1222-2007
-Type: Spring Steel
Chemical Composition:
C | Si | Mn | S |
0.26~0.34 | 0.17~0.37 | ≤0.40 | ≤0.030 |
P | Cr | Ni | Cu |
≤0.030 | 2.00~2.50 | ≤0.35 | ≤0.25 |
V | W | ||
0.50~0.80 | 4.00~4.50 |
Mechanical Properties:
-Yield Strength σs (MPa): ≥1470 (150)
-Elongation δ10(%):≥7
-Hardness:
1, Hot rolled + Heat treatment, ≤321HB
2, Cold drawn + Heat treatment: ≤321HB
-Impact Power: ≥40
Norm of heat treatment:
1, Quenching: 1050℃~1100℃.
2, Cooled by oil.
3, Tempering: 600℃±50℃.
Usage/Applications of Spring Strip Steel:
-Due to the elements W, Cr and V, this type of spring steel obtain pretty high hardenability and nice mechanical properties under room temperature and high temperature. The tempering stability and hot workability are good.
-Being used under the state of quenching and high temperature tempering. It’s usually used as heat-resisting springs with working temperature below 500℃, like main secure valve spring of furnace and turbine steam seal leaf springs.
Packaging & Delivery of Spring Strip Steel:
-Packing Detail: The products will be well packed.
-Marks: there are two types of marks.
1, Tag marks. To show customers the specifications of products, company name and logo and other information required by customers.
2, Color marks. It’s easy for customers to distinguish them from other products at destination port.
-Delivery Detail: 30~45 working days after receive buyer’s T.T. or L/C.
Transportation:
1, The products can be delivered by bulk vessel or by container.
2, The maximum quantity of loading of container is 25 tons.
3, The products usually are transported to the nearest port from the production place.
Payment:
-Theoretical weight/Actual weight.
-FOB, CFR or CIF.
-Terms of payment: T.T. or L/C at sight.
Photos of Spring Strip Steel:
- Q: What are the different methods of surface texturing for special steel?
- Some of the different methods of surface texturing for special steel include shot blasting, etching, electrochemical etching, laser texturing, and milling. These methods are used to create various patterns, textures, or finishes on the surface of the steel, which can enhance its appearance, improve its performance, or provide better adhesion for coatings.
- Q: What are the different methods of joining special steel?
- There are several methods of joining special steel, each with its own advantages and limitations. Some of the most common methods include: 1. Welding: This is the most widely used method of joining steel. It involves melting the base material and adding a filler material to create a strong bond. Different welding techniques such as arc welding, gas welding, and laser welding can be used depending on the specific requirements. 2. Brazing: This method involves heating the steel and melting a filler metal with a lower melting point, which then flows into the joint by capillary action. Brazing is often used when joining dissimilar metals or when a lower-temperature joining process is needed. 3. Soldering: Similar to brazing, soldering also uses a lower melting point filler material to join the steel. However, soldering involves melting the filler material without melting the base material. It is commonly used for electrical connections and delicate applications. 4. Mechanical fastening: This method involves joining the steel components using mechanical means such as bolts, screws, rivets, or other types of fasteners. Mechanical fastening is often preferred in situations where disassembly or maintenance is required. 5. Adhesive bonding: Special steel can also be joined using adhesives that create a strong bond between the surfaces. Adhesive bonding is suitable for joining complex shapes, reducing stress concentrations, and providing excellent corrosion resistance. 6. Friction welding: This technique involves rubbing or spinning two steel components together under pressure to generate heat, which then creates a bond. Friction welding is commonly used for joining high-strength or heat-treated steels. 7. Explosive welding: This method involves using explosives to create a high-speed collision between two steel surfaces, resulting in a solid-state bond. Explosive welding is often used for joining dissimilar metals or when high strength and corrosion resistance are required. The choice of joining method depends on factors such as the type of steel, the desired strength and durability of the joint, the specific application requirements, and the available equipment and expertise.
- Q: What are the different types of corrosion-resistant steel?
- There are several different types of corrosion-resistant steel, including stainless steel, galvanized steel, weathering steel, and nickel alloy steel.
- Q: What are the applications of special steel in the power generation manufacturing process?
- Special steel is widely used in the power generation manufacturing process due to its exceptional properties. It is utilized in various applications such as turbine blades, boiler tubes, and heat exchangers. The high strength and temperature resistance of special steel enable it to withstand the harsh conditions in power plants, ensuring reliable operation and increased efficiency. Additionally, its corrosion resistance properties help maintain the integrity of components, extending their lifespan and reducing maintenance costs. Overall, the applications of special steel in power generation manufacturing play a crucial role in enhancing the performance and durability of power plant equipment.
- Q: How does special steel contribute to the ductility of products?
- Special steel contributes to the ductility of products through its unique composition and manufacturing processes. Ductility refers to a material's ability to deform under stress without fracturing or breaking. In the case of special steel, its composition includes certain alloying elements that enhance its ductility. One way special steel contributes to ductility is by reducing the presence of impurities. Special steel is produced with strict quality control measures, ensuring that impurities such as sulfur and phosphorus are kept at low levels. These impurities can cause brittleness in steel, reducing its ductility. By minimizing their presence, special steel maintains its ductile properties, allowing it to deform without failure. Furthermore, special steel often contains specific alloying elements like nickel, chromium, and molybdenum. These alloying elements play a crucial role in enhancing ductility. For instance, nickel improves the toughness and ductility of steel by increasing its ability to absorb energy before fracture. Chromium, on the other hand, enhances resistance to corrosion and oxidation, thereby preserving the ductility of the steel. The manufacturing processes used to produce special steel also contribute to its ductility. Precise temperature control during the heat treatment of special steel can optimize the microstructure, resulting in improved ductility. Additionally, special steel can undergo various forming processes, such as hot or cold rolling, which further refine its microstructure and enhance its ductility. Overall, special steel's unique composition, low impurity levels, and specific alloying elements, combined with precise manufacturing processes, contribute significantly to its ductility. This makes it an excellent choice for products that require deformation without failure, such as automotive components, machinery parts, and structural applications.
- Q: How does special steel perform in high-temperature oxidation?
- Special steel performs well in high-temperature oxidation due to its unique composition and properties. It exhibits excellent resistance to corrosion, heat, and oxidation, allowing it to maintain its mechanical strength and structural integrity even at elevated temperatures. This makes special steel suitable for various high-temperature applications, such as in power plants, automotive engines, and aerospace components. Its ability to withstand oxidation ensures long-term performance and reliability in extreme environments.
- Q: What are the different renewable energy grades of special steel?
- The renewable energy industry commonly utilizes various grades of special steel. These grades are specifically engineered to endure the demanding conditions and needs of renewable energy applications. Stainless steel is one of the most prevalent grades of special steel employed in renewable energy. It is renowned for its ability to resist corrosion, making it an excellent choice for offshore wind turbines and solar panel frames that are exposed to moisture and saltwater. It is also utilized in geothermal power plants, where harsh temperatures and corrosive environments exist. Another grade of special steel utilized in renewable energy is high-strength low-alloy (HSLA) steel. This type of steel possesses a higher strength-to-weight ratio, rendering it suitable for lightweight structures requiring high strength, such as wind turbine towers or support structures for solar panels. Additionally, advanced high-strength steel (AHSS), commonly used in the automotive industry, can also find application in renewable energy. AHSS offers exceptional strength, durability, and impact resistance, making it ideal for components like wind turbine blades or gears. Furthermore, weathering steel is a grade of steel frequently employed in renewable energy applications exposed to outdoor elements. This type of steel develops a protective layer of rust, which prevents further corrosion and obviates the need for additional coatings. It is commonly found in solar panel support structures, transmission towers, and other outdoor equipment. Ultimately, the choice of the appropriate grade of special steel for a particular renewable energy application relies on several factors, including the type of renewable energy source, the installation environment, and the project's specific requirements.
- Q: What is the significance of phosphorus in special steel?
- Phosphorus plays a crucial role in special steel as it enhances its strength, hardness, and machinability. It acts as a grain refiner, reducing the grain size of the steel and improving its toughness. Additionally, phosphorus increases the steel's corrosion resistance and decreases its brittleness, making it more suitable for various industrial applications. Overall, phosphorus is a significant element in special steel, contributing to its overall performance and quality.
- Q: What are the different casting methods used for special steel?
- For special steel, various casting methods are commonly utilized, depending on the specific requirements and needs of the application. These methods encompass investment casting, sand casting, continuous casting, and centrifugal casting. 1. Investment casting: To create the desired part, a wax pattern is made and coated with a ceramic shell. The wax is melted away, leaving a hollow shell that is then filled with molten steel. After solidification, the ceramic shell is broken, yielding the final part. Investment casting enables the production of accurate and intricate shapes, making it ideal for high-quality and precise special steel components. 2. Sand casting: Among the oldest and most prevalent casting techniques, sand casting involves forming a mold using a mixture of sand and a binder like clay. The mold is shaped around a pattern of the desired part and molten steel is poured into it. Upon cooling and solidification, the casting is complete. Sand casting is versatile and cost-effective, suitable for producing large and heavy special steel components. 3. Continuous casting: This method is commonly employed for manufacturing long steel products such as bars, rods, and billets. Molten steel is continuously poured into a water-cooled mold, which solidifies the outer surface. The solidified steel is then continuously withdrawn as more molten steel is poured in. Continuous casting ensures high-quality steel with a consistent cross-section, devoid of defects. 4. Centrifugal casting: In this technique, molten steel is poured into a rotating mold. The centrifugal force drives the molten steel towards the outer walls, resulting in a dense and compact casting with enhanced mechanical properties. Centrifugal casting is particularly suitable for producing cylindrical or tubular special steel components such as pipes and rings. In summary, the selection of a casting method for special steel hinges on factors like part complexity, required quality and accuracy, component size and shape, and production volume. Each method has its advantages and limitations, necessitating careful consideration to determine the most appropriate casting technique for a specific application.
- Q: Can special steel be used in the manufacturing of sports equipment?
- Sports equipment can benefit from the use of special steel, which is a specific type of steel engineered to possess certain properties. These properties, including high strength, durability, corrosion and wear resistance, and the ability to withstand extreme conditions, make special steel suitable for various specialized applications. In the production of sports equipment, special steel can be utilized in different ways. For instance, it can be employed to create the shafts of golf clubs or tennis rackets. The high strength and stiffness of special steel are crucial for ensuring optimal performance in these items. Moreover, special steel can be used in the construction of bicycles, where its lightweight yet strong properties are highly desirable. Furthermore, special steel can be applied to manufacture accessories for sports equipment, such as hooks, buckles, or fasteners. These components often require high tensile strength and corrosion resistance, which can be provided by special steel. By using this type of steel, the longevity and reliability of the equipment can be ensured. In conclusion, special steel can be used in the manufacturing of sports equipment to enhance performance, durability, and overall quality. Its unique properties make it a suitable choice for improving various aspects of sports equipment.
1. Manufacturer Overview
Location | Jiangsu, China |
Year Established | 1990 |
Annual Output Value | Above US$ 20 Million |
Main Markets | Mid East; Eastern Europe; North America |
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 | 21-50 People |
Language Spoken: | English; Chinese |
b) Factory Information | |
Factory Size: | Above 100,000 square meters |
No. of Production Lines | 1 |
Contract Manufacturing | OEM Service Offered; |
Product Price Range | High; Average |
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Spring Strip Steel
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25MT m.t.
- Supply Capability:
- 500000TONS/YEAR m.t./month
OKorder Service Pledge
OKorder Financial Service
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