Flat Spring Steel
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50Tons m.t.
- Supply Capability:
- 600000/YEAR m.t./month
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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 manufacturing all kinds of spring steel.
Specification of Flat Spring Steel:
-Material: 55Si2Mn
-Production: Hot rolled or cold rolled
-Standard: GB/T 1222-1984
-Type: Spring Steel
-Alloy or no: Alloy
Chemical Composition:
C | Si | Mn | S |
0.52~0.6 | 1.500~2.00 | 0.60~0.90 | ≤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(%): ≥6
-Percentage reduction of area: ψ (%): ≥30
-Hardness:
1, Hot rolled, ≤302HB
2, Cold drawn + Heat treatment: ≤321HB
Usage/Applications of Flat Spring Steel:
-Elements Si and Mn improve elasticity strength, hardenability, and the ratio of yield point and tensile strength. but the decarburization tendency is a little large,
-55Si2Mn Spring Steel can be used as vibration damper leaf spring and spiral spring of cars and tractors.
-Heat-resisting spring below 250 degrees.
Packaging & Delivery of Flat Spring Steel:
-Packing Detail: The products can be packed in bundles by steel wires.
-Marks:
1, Tag marks: the tag marks will be tied up to each bundle of the products. The information is usually including supplier’s logo and name, product name, made in China, products’ specifications, the painted color and other information requested by customers.
2, Color marks: we will paint both ends of the bundles of these products to make sure that they are more evident. It’s will be more convenient for the customers to distinguish them at the destination port.
-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)
Payment:
-Invoicing on theoretical weight or actual weight as customer’s request.
-FOB, CFR or CIF.
-Regular terms of payment:
1, 30% payment in advance, the remaining balance (70% payment) against the copy of B/L. 100% payment before shipment.
2, 30% payment in advance, the remaining balance (70% L/C) against the copy of B/L. 100% payment before shipment.
3, Negotiable.
Photos of Flat Spring Steel:
- Q: How does special steel contribute to the automotive emission reduction?
- Special steel contributes to automotive emission reduction in several ways. Firstly, it is used in the manufacturing of lightweight components, such as the body and chassis, which helps to reduce the overall weight of the vehicle. This, in turn, improves fuel efficiency and reduces emissions. Additionally, special steel can be used to produce more durable and efficient engine parts, such as pistons and crankshafts, which enhance the overall performance of the engine and reduce emissions. Furthermore, special steel is also utilized in the production of exhaust systems, where its high temperature resistance and corrosion resistance properties help to improve the efficiency of catalytic converters, leading to lower emissions of harmful pollutants. Overall, the use of special steel in the automotive industry plays a crucial role in reducing emissions and promoting environmental sustainability.
- Q: How does special steel perform in power generation applications?
- Due to its exceptional properties and performance, special steel holds great value in power generation applications. Power generation equipment, such as gas turbines, steam turbines, and nuclear reactors, operate under extreme conditions characterized by high temperature, pressure, and corrosive environments. Specifically designed to withstand these harsh conditions, special steel alloys offer numerous advantages in power generation. First and foremost, special steel demonstrates excellent heat resistance, making it an ideal choice for power generation equipment operating at high temperatures. With a high melting point, this steel can maintain its structural integrity and mechanical properties even when exposed to elevated temperatures. This is particularly crucial for gas turbines and steam turbines, as they convert thermal energy into mechanical energy to generate power. Secondly, special steel possesses superior strength and toughness, making it highly suitable for power generation applications that demand reliable and durable components. Power plants operate continuously, often for extended periods, and endure significant mechanical stresses. Special steel can bear these loads without deformation or failure, ensuring the safe and efficient operation of power generation equipment. Furthermore, special steel exhibits excellent resistance to corrosion and oxidation, which are prevalent in power generation environments. This steel is designed to combat the corrosive effects of high-temperature gases, steam, and water, thereby guaranteeing the longevity of power generation equipment. Power plants commonly utilize corrosion-resistant alloys of special steel to prevent material degradation and maintain operational efficiency. Moreover, special steel offers excellent weldability and machinability, in addition to its mechanical and corrosion-resistant properties. This facilitates the fabrication and assembly of power generation equipment, ultimately reducing production time and costs. In summary, special steel is a reliable and high-performance material for power generation applications. Its exceptional heat resistance, strength, toughness, corrosion resistance, and weldability make it the ideal choice for gas turbines, steam turbines, and other power generation equipment. The utilization of special steel in power generation enhances efficiency, reliability, and longevity of these critical systems.
- Q: How does special steel perform in cryogenic creep resistance?
- Special steel is known for its exceptional performance in cryogenic creep resistance. Cryogenic creep refers to the deformation that occurs in materials under constant stress at extremely low temperatures. Special steel, due to its unique composition and manufacturing processes, exhibits superior resistance to this type of deformation compared to other materials. The low temperature environment encountered in cryogenic applications can cause conventional materials to lose their strength and become more susceptible to creep deformation. However, special steel is specifically designed to withstand these challenging conditions. Its composition typically includes a higher proportion of alloying elements such as nickel, chromium, and molybdenum, which enhance its mechanical properties and improve its resistance to creep at cryogenic temperatures. Furthermore, special steel undergoes rigorous heat treatment and processing techniques to optimize its microstructure and strengthen its grain boundaries. This results in a material with improved strength, toughness, and resistance to creep deformation, even at extremely low temperatures. The exceptional performance of special steel in cryogenic creep resistance makes it highly suitable for applications that involve storage, transportation, or processing of materials at cryogenic temperatures. Industries such as aerospace, energy, and scientific research heavily rely on special steel for the construction of cryogenic storage tanks, superconducting magnets, and cryogenic valves, among others. In conclusion, special steel exhibits remarkable performance in cryogenic creep resistance due to its unique composition, heat treatment, and processing techniques. Its ability to maintain its mechanical properties and resist deformation at extremely low temperatures makes it an ideal choice for various cryogenic applications.
- Q: What are the advantages of using special steel in various industries?
- Special steel offers several advantages in various industries. Firstly, it has superior strength and durability, making it ideal for applications that require high resistance to wear, impact, and corrosion. This enables the production of longer-lasting and more reliable components, reducing maintenance and replacement costs. Additionally, special steel can be tailored to meet specific requirements, such as temperature resistance or magnetic properties, allowing for customization in different industries. Furthermore, its excellent machinability and weldability make it easier to work with and shape into complex forms, enhancing design flexibility. Finally, special steel's ability to withstand extreme conditions and harsh environments makes it ideal for industries like aerospace, automotive, construction, energy, and manufacturing. Overall, the use of special steel enhances performance, efficiency, and longevity in various industrial applications.
- Q: What are the different electrical grades of special steel?
- There are several different electrical grades of special steel, including electrical steel grades such as grain-oriented (GO) steel and non-grain-oriented (NGO) steel. These grades are specifically designed to exhibit certain magnetic properties, making them suitable for use in transformers, motors, and other electrical applications. Additionally, there are also stainless steels with specific electrical properties, such as high electrical conductivity or resistance to corrosion in electrical environments, which are used in various electrical components.
- Q: What are the common failures or issues with special steel?
- There are several common failures or issues that can occur with special steel. One of the most common issues is corrosion. Special steel, like any other type of steel, can be prone to corrosion when exposed to certain environmental conditions, such as moisture or aggressive chemicals. This can lead to a decrease in its structural integrity and overall performance. Another common failure is fatigue. Special steel is often used in applications that require high strength and durability. However, repetitive loading or stress can cause the material to develop cracks or fractures over time, leading to fatigue failure. This can be particularly problematic in industries such as aerospace or automotive, where components are subjected to constant cyclic loading. In addition, improper heat treatment can result in failure. Special steel often requires specific heat treatments to achieve desired properties such as hardness or toughness. If the heat treatment process is not carried out correctly, it can lead to inconsistent material properties, resulting in reduced performance or premature failure. Welding issues can also occur with special steel. Welding is commonly used to join different components or structures made of special steel. However, if proper welding techniques and procedures are not followed, it can result in the formation of defects such as weld cracks, porosity, or inadequate fusion. These defects can weaken the weld joint and compromise the overall integrity of the structure. Lastly, dimensional instability can be a problem with special steel. Certain types of special steel, such as those with high carbon content, can exhibit dimensional changes when subjected to temperature variations. This can lead to distortion or warping of the material, affecting its fit, function, or assembly with other components. To mitigate these failures or issues with special steel, it is crucial to follow proper material selection, design, manufacturing, and maintenance practices. Conducting thorough inspections, implementing appropriate corrosion protection measures, and ensuring proper heat treatment and welding procedures can help minimize the occurrence of these failures and enhance the performance and longevity of special steel components.
- Q: What is the role of special steel in the construction industry?
- Special steel plays a critical role in the construction industry as it offers enhanced strength, durability, and resistance to corrosion, making it suitable for various applications. It is used in the construction of buildings, bridges, and other infrastructure projects to ensure structural integrity, safety, and longevity. Additionally, special steel's versatility allows for customization to meet specific project requirements, making it an essential material in the construction industry.
- Q: What are the different wear-resistant grades of special steel?
- There are several different wear-resistant grades of special steel available, each with their unique properties and applications. Some of the commonly used grades include: 1. D2 Steel: This grade of steel is known for its high wear resistance and excellent toughness. It is often used in the manufacturing of cutting tools, punches, and dies. 2. M2 Steel: M2 steel is a high-speed steel with exceptional wear resistance and heat resistance. It is commonly used in the production of drill bits, milling cutters, and other tools that require high hardness and wear resistance. 3. A2 Steel: A2 steel is a versatile grade known for its excellent wear resistance and toughness. It is frequently used in the manufacturing of cold work tools, such as blanking dies and gauges. 4. O1 Steel: O1 steel is an oil-hardening tool steel with good wear resistance and dimensional stability. It is commonly used in the production of blades, punches, and other cutting tools. 5. S7 Steel: S7 steel is a shock-resistant grade with high wear resistance. It is often used in the manufacturing of chisels, shear blades, and other tools that require resistance to impact and wear. 6. AR400 Steel: AR400 steel is a specific type of abrasion-resistant steel with a hardness of around 400 Brinell. It is frequently used in heavy-duty applications such as mining equipment, bulldozer blades, and dump truck bodies. These are just a few examples of the different wear-resistant grades of special steel available in the market. The choice of grade depends on the specific requirements of the application, such as the type and intensity of wear, operating conditions, and desired hardness. Consulting with a steel supplier or expert can help in selecting the most suitable grade for a particular application.
- Q: What are the different methods for quenching special steel?
- Quenching is a critical step in the heat treatment process of special steel, as it helps to achieve the desired mechanical properties and improve the material's hardness and strength. There are several methods for quenching special steel, each with its own advantages and considerations. 1. Oil Quenching: This is one of the most commonly used methods for quenching special steel. The steel component is immersed in oil, which acts as a cooling medium. Oil quenching provides a moderate rate of cooling, allowing for controlled and uniform hardening. It is suitable for a wide range of steel grades and can prevent cracking or distortion. 2. Water Quenching: Water quenching is a faster cooling method compared to oil quenching. It provides rapid heat extraction, resulting in higher hardness and strength. However, the high cooling rate can also lead to increased risk of cracking or distortion, especially with thicker sections. Water quenching is commonly used for low-alloy steels and some high-alloy steels. 3. Polymer Quenching: Polymer quenching involves using a specialized polymer solution as the cooling medium. This method provides a controlled cooling rate, offering a balance between the slower oil quenching and faster water quenching. Polymer quenching can be particularly suitable for steels with complex shapes or critical dimensions, as it reduces the risk of distortion and cracking. 4. Air Quenching: Air quenching is a slower cooling method that involves allowing the steel component to cool in ambient air. It is typically used for steels with lower hardenability, as it provides a more gradual cooling rate. Air quenching can help to reduce the risk of distortion and cracking, but it may result in lower hardness and strength compared to other quenching methods. 5. Salt Bath Quenching: Salt bath quenching involves immersing the steel component in a molten salt bath as the cooling medium. This method provides a controlled and uniform cooling rate, reducing the risk of distortion and cracking. Salt bath quenching is particularly suitable for complex-shaped or delicate parts, as it minimizes the thermal stress during cooling. It is important to note that the choice of quenching method depends on various factors, such as the steel grade, desired hardness, component size and shape, and the required mechanical properties. Proper selection and implementation of the quenching method are crucial to achieving the desired material characteristics and ensuring the overall quality of the special steel product.
- Q: What are the properties of low alloy steel?
- Low alloy steel is a type of steel that contains a small amount of alloying elements, typically less than 10%. These alloying elements can include elements such as manganese, chromium, nickel, and molybdenum. The properties of low alloy steel can vary depending on the specific alloying elements used, but generally, low alloy steel exhibits improved strength, hardness, and toughness compared to regular carbon steel. It also offers enhanced corrosion resistance and can withstand higher temperatures. Additionally, low alloy steel has good weldability and can be easily formed and machined.
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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Flat Spring Steel
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50Tons m.t.
- Supply Capability:
- 600000/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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