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Cold Drawn Spring Wire Rods

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Features

product presentation

Spring steel wire is a special type of metal wire with high elasticity and toughness, whose working principle is based on the elastic deformation characteristics of the material. When subjected to external force, spring steel wire will deform within a certain range, and after the external force is removed, it can return to its original state. This elastic behavior is caused by the displacement and reorganization of the internal lattice structure when under force. The unique properties of spring steel wire make it play a crucial role in various industrial applications. By precisely controlling the diameter of the wire, selecting appropriate materials, and optimizing the winding process, springs that meet different requirements can be designed. Their application scope covers almost all fields that require elastic components, from small consumer electronics to large industrial equipment.

core advantage

Superior Elasticity and Durability:

Spring steel wire is made from high-quality carbon steel or alloy steel, featuring an extremely high yield strength ratio and elastic limit. This allows it to quickly return to its original shape after repeated compression or tension, effectively preventing permanent deformation. Consequently, this ensures the stability and reliability of the spring during long-term use.

Diverse Surface Treatment Technologies:

For various application environments, especially corrosive conditions, spring steel wires offer multiple surface treatment processes, such as galvanizing and epoxy coating. These treatments significantly enhance the corrosion resistance of the wire, extending its service life. Additionally, special coatings enable spring steel wires to adapt to high-temperature or high-humidity environments, making them widely used in automotive chassis and industrial equipment.

Precision manufacturing and high adaptability:

Through advanced processes such as cold drawing and hot rolling, the diameter of steel wire can be precisely controlled, ranging from 0.05mm to more than 4.0mm, which can meet the diverse needs of various fields from microelectronics to heavy machinery.

application area

Automotive industry

Springs made of spring steel play an important role in the suspension system, engine valves, and transmission system of automobiles. They provide high strength and fatigue resistance, ensuring the safety and comfort of vehicles during driving, and can withstand various vibrations and impacts during vehicle travel.

Home and consumer goods

Spring wire is the core support component in furniture such as mattresses, sofas and office chairs. It improves the comfort of furniture by evenly distributing pressure, while extending the service life of furniture, providing people with a more comfortable use experience.

Industry and Construction

Springs made of spring steel are widely used in heavy machinery, bridge shock absorbers, and elevator buffers. These springs can adapt to high loads and dynamic working environments, providing a strong guarantee for the stable operation of industrial equipment and the safety of buildings.

Aerospace and Precision Instruments

Components such as springs and precision sensors in aviation engines have extremely stringent requirements for spring steel wire performance. Spring steel wire, with its excellent stability and sensitivity, can meet the high-precision and high-reliability demands of the aerospace industry and precision instruments, ensuring the precise operation of related equipment.

technical specifications

Diameter range	applicable scene	Tensile strength (N/mm²)
0.05–0.8mm	Micro springs (watches, electronics)	2150-3090 (B/C/D group)
1.0–2.0mm	Small and medium-sized machinery (home appliances, car suspension)	1660–2690
2.0–4.0mm	Industrial equipment, heavy vehicles	1760–2840
>4.0mm	Bridge support, super large machinery	1620–2750