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: What are the different heat treatment processes used for special steel?
- Some of the different heat treatment processes used for special steel include annealing, tempering, quenching, and hardening.
- Q: How is precipitation-hardening steel used in aerospace applications?
- Precipitation-hardening steel is commonly used in aerospace applications due to its exceptional strength-to-weight ratio and excellent corrosion resistance. It is extensively used in critical components such as aircraft structural parts, landing gear, engine components, and fasteners. The precipitation hardening process involves heating and cooling the steel to create a fine dispersion of precipitates, which significantly enhances its mechanical properties. This steel's high strength allows for the construction of lighter and more fuel-efficient aircraft, while its corrosion resistance prolongs the lifespan of aerospace components, ensuring safe and reliable operation.
- Q: What are the specific requirements for special steel used in the oil and gas sector?
- The specific requirements for special steel used in the oil and gas sector include high strength and corrosion resistance to withstand harsh environments, excellent fracture toughness to prevent failure under pressure, and resistance to hydrogen embrittlement. Additionally, it should have low temperature toughness for subzero conditions and be able to maintain its mechanical properties at elevated temperatures. The steel should also possess good weldability and be capable of withstanding cyclic loading and fatigue.
- Q: What are the different coating and plating options for special steel?
- There are several coating and plating options available for special steel, including electroplating, galvanizing, powder coating, and ceramic coating. Electroplating involves depositing a layer of metal onto the steel surface using an electric current, providing enhanced corrosion resistance and improved appearance. Galvanizing, on the other hand, involves applying a layer of zinc to the steel through a hot-dip process, protecting it from rust and corrosion. Powder coating involves applying a dry powder to the steel surface, which is then heated to form a protective and durable coating. Ceramic coating, also known as thermal barrier coating, is a high-temperature protective layer that provides excellent resistance to heat and wear. These various options offer different benefits and are chosen based on the specific requirements and desired properties of the special steel.
- Q: How does special steel contribute to the automotive aftermarket industry?
- Special steel plays a crucial role in the automotive aftermarket industry as it offers enhanced strength, durability, and corrosion resistance compared to regular steel. This allows manufacturers to produce high-performance components such as engine parts, chassis components, and suspension systems. Additionally, special steel's unique properties enable the creation of lighter and more fuel-efficient vehicles. Its contribution to the aftermarket industry lies in providing the necessary materials for the production of high-quality and long-lasting aftermarket parts that meet the demands of vehicle customization and performance upgrades.
- Q: Can special steel be used in the telecommunications equipment manufacturing industry?
- Yes, special steel can be used in the telecommunications equipment manufacturing industry. Special steel is known for its high strength, durability, and corrosion resistance, which are important factors for the telecommunications industry. It can be used in the manufacturing of various components such as antennas, transmitters, receivers, and cables, ensuring reliable and efficient communication networks.
- Q: What are the main advantages of using special steel in aerospace applications?
- The main advantages of using special steel in aerospace applications are its superior strength, toughness, and corrosion resistance. Special steel can withstand extreme temperatures and pressures, making it suitable for critical components such as engine parts and landing gear. Its high strength-to-weight ratio allows for lighter aircraft designs, improving fuel efficiency and performance. Additionally, special steel's excellent fatigue resistance ensures the long-term reliability and safety of aerospace structures.
- Q: How is special steel graded?
- Different factors, including its chemical composition, mechanical properties, and intended application, are taken into account when grading special steel. The grading system provides a standardized classification that aids in the identification and selection of the appropriate steel type for specific purposes. One commonly used method of grading special steel involves the use of alphanumeric codes. These codes consist of a combination of letters and numbers that represent specific characteristics of the steel. For instance, the American Iron and Steel Institute (AISI) employs a four-digit numbering system to grade various steel alloys. The first digit signifies the main alloying element, such as carbon or manganese, while the subsequent digits provide additional information regarding the steel's composition and properties. In addition to alphanumeric codes, special steel can also be graded based on its mechanical properties. This entails testing the steel's strength, hardness, toughness, and other performance indicators. The results of these tests determine the steel's specific grade, which helps users assess its suitability for particular applications. International standards organizations like ASTM International and the International Organization for Standardization (ISO) provide guidelines and specifications for grading special steel based on these mechanical properties. Furthermore, the intended application of the special steel also significantly influences its grading. Industries such as aerospace or automotive have specific material requirements. Therefore, special steel intended for these sectors is graded based on its ability to meet those requirements, such as corrosion resistance, heat resistance, or wear resistance. Special steel grades can also be categorized based on their ability to withstand extreme conditions or fulfill specific functions, such as tool steels for cutting or forming operations. Overall, the grading of special steel involves considering its chemical composition, mechanical properties, and intended application. By utilizing standardized grading systems and specifications, manufacturers, engineers, and other users can easily identify and select the most suitable type of special steel for their specific needs.
- Q: How is special steel used in the construction industry?
- Special steel is used in the construction industry for various purposes such as reinforcing concrete and providing structural support in high-rise buildings, bridges, and infrastructure projects. It is also used for manufacturing construction equipment, tools, and machinery due to its exceptional strength, durability, and resistance to corrosion.
- Q: What are the properties of copper alloys?
- Copper alloys have various properties such as high electrical and thermal conductivity, excellent corrosion resistance, good strength and ductility, as well as a pleasing aesthetic appearance. They are also known for their antimicrobial properties and are commonly used in electrical wiring, plumbing systems, and various industrial applications.
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
OKorder Financial Service
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