Spring Steel

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 100Tons m.t.

Supply Capability:: 500Tons Per Day 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 Spring Steel:

-Material: 70Si2CrA

-Production: Hot rolled or cold rolled

-Standard: GB/T·5218-1999

-Type: Spring Steel

-Alloy or no: Alloy

Chemical Composition:

C	Mn	Si	Cr
0.65~0.75	0.40~0.60	1.40~1.70	0.20~0.40
S	P	Ni
≤0.030	≤0.030	≤0.030

Mechanical Properties:

-Annealing Condition:

1, Tensile Strength: σb/MPa：≤835

2, Elongation: δ/%：≥8

-Quencher condition:

1, Tensile strength: σb/MPa：785~1175

2, Elongation: -

Usage/Applications of Spring Steel:

For manufacturing all kinds of flat spring or round spring with small sections, clockwork spring,

Packaging & Delivery of 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 Spring Steel:

Spring Steel

Q:What are the recycling options for special steel?: Special steel can be recycled in various ways. One possibility is to bring it to a local scrap yard or metal recycling facility, where they have the necessary equipment to process and recycle it. Typically, they will pay you for the steel based on its weight and current market value. Another option is to get in touch with a specialized recycling company that specifically deals with special steel. These companies possess the expertise to handle and recycle this type of steel, ensuring proper processing and reuse. Furthermore, certain steel manufacturers and distributors have their own recycling programs in place. They may offer take-back programs, collecting and recycling special steel from their customers. This option can be convenient since it eliminates the need to search for a separate recycling facility. It's important to keep in mind that special steel may require special handling and processing due to its unique properties. Therefore, it is advisable to consult with a professional or contact the recycling facility or company in advance, ensuring they can properly handle and recycle the specific type of special steel you possess.

Q:How is high-strength stainless steel used in the production of structural components?: High-strength stainless steel is commonly used in the production of structural components due to its exceptional durability, corrosion resistance, and ability to withstand high stress and heavy loads. It is often employed in construction, automotive, aerospace, and marine industries to create beams, columns, frames, and other critical parts that require strength and longevity. Its superior properties enable the creation of lighter, more efficient structures without compromising on safety or structural integrity.

Q:How does special steel resist wear and tear?: Special steel resists wear and tear through its unique composition and heat treatment processes. It typically contains additives such as chromium, molybdenum, and vanadium, which enhance its hardness, corrosion resistance, and durability. Additionally, special steel undergoes specialized heat treatment techniques like quenching and tempering, which further improve its strength and ability to withstand stress and abrasion. These properties make special steel highly resistant to wear and tear, allowing it to maintain its structural integrity and performance over extended periods of use.

Q:What are the properties of case-hardening steel?: Case-hardening steel is a type of steel that possesses specific properties, such as high surface hardness and improved wear resistance. It achieves these properties through a process called case hardening, which involves heating the steel to a specific temperature and then introducing a carbon-rich environment. This process allows the steel to absorb carbon atoms, resulting in a hardened outer layer while maintaining a tough and ductile core. The hardened surface layer provides excellent resistance to abrasion and impact, making case-hardening steel suitable for applications requiring durability and strength, such as gears, shafts, and bearings.

Q:Can special steel be used in the production of gears?: Yes, special steel can be used in the production of gears. Special steel is often chosen for gear manufacturing due to its high strength, durability, and resistance to wear and fatigue. It allows for the production of gears that can withstand heavy loads, high speeds, and harsh operating conditions.

Q:What are the environmental impacts of manufacturing special steel?: Manufacturing special steel has significant environmental impacts due to its energy-intensive production process and the extraction of raw materials. The production of special steel requires high temperatures and uses large amounts of fossil fuel-based energy, resulting in substantial greenhouse gas emissions contributing to climate change. Additionally, the extraction of iron ore and other raw materials for steel production can lead to deforestation, habitat destruction, and water pollution. The disposal of steel waste and byproducts also poses challenges, as it can contaminate soil and water sources. Therefore, the environmental impacts of manufacturing special steel must be carefully managed and mitigated through sustainable practices and technologies.

Q:How does special steel contribute to the electrical industry?: Special steel plays a crucial role in the electrical industry by contributing to the production of various components and equipment necessary for generating, transmitting, and distributing electricity. One important application of special steel in the electrical industry is in the manufacturing of power transformers. These transformers are essential for stepping up or stepping down the voltage levels in the electricity grid, enabling efficient transmission and distribution of electricity. Special steel, with its high strength, durability, and excellent magnetic properties, is used to construct the transformer cores. The high magnetic permeability of special steel ensures minimal energy loss during the transformation process, resulting in more efficient power transmission. Furthermore, special steel is also extensively used in the production of electrical conductors, such as wires and cables. These conductors are responsible for carrying electricity from power plants to various end-use applications. Special steel wires are known for their high conductivity and resistance to corrosion, making them ideal for transmitting electricity over long distances with minimal energy loss. Additionally, special steel is used in the manufacturing of electrical connectors and terminals, ensuring secure and reliable connections between different electrical components. In the electrical industry, special steel is also employed in the fabrication of electrical motors and generators. The high strength and magnetic properties of special steel contribute to the efficient conversion of electrical energy into mechanical energy, enabling the smooth operation of motors and generators. Moreover, special steel is used for manufacturing electrical switches, circuit breakers, and other protective devices, ensuring the safe and reliable functioning of electrical systems. Overall, special steel plays a vital role in the electrical industry by facilitating the production of essential components and equipment necessary for the generation, transmission, and distribution of electricity. Its unique properties contribute to improved energy efficiency, reliability, and safety in electrical systems, making it an indispensable material in this industry.

Q:What are the different machining techniques for special steel?: There are several different machining techniques that can be used for special steel, depending on the specific requirements and characteristics of the steel. Some common machining techniques for special steel include turning, milling, drilling, grinding, and broaching. Each technique has its own advantages and is used to achieve different results, such as shaping the steel, removing material, or creating precise cuts and finishes. The choice of machining technique will depend on factors such as the desired outcome, the hardness and toughness of the steel, and the complexity of the part being machined.

Q:How does spring steel maintain its elasticity?: Spring steel maintains its elasticity due to its unique composition and heat treatment process. It is made from a high carbon steel alloy, which provides it with exceptional strength and flexibility. Additionally, spring steel undergoes a specific heat treatment called quenching and tempering. During this process, the steel is heated to a high temperature and then rapidly cooled, which creates a hardened structure. This hardened structure allows spring steel to withstand repeated bending and twisting without permanently deforming. Overall, the combination of high carbon content and heat treatment enables spring steel to maintain its elasticity and resilience.

Q:How does special steel contribute to the tool manufacturing industry?: Special steel plays a crucial role in the tool manufacturing industry by providing enhanced strength, durability, and wear resistance to tools. This type of steel is specifically designed to withstand extreme conditions and heavy usage, allowing tools to perform efficiently and last longer. With its unique properties, special steel enables the production of high-quality, precision tools that can handle demanding tasks in various industries, ultimately enhancing productivity and ensuring safety for workers.

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