wth 65#,70#,65Mn,82B,72A,72B Spring steel wire for mattress, suspension, bumper

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Supply Capability:: -

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Quick Details

Steel Grade:High Carbon
Standard:AISI, ASTM, BS, DIN, GB, JIS
Wire Gauge:0.2 to 12mm
Type:Spring
Application:Manufacturing
Alloy Or Not:Non-alloy
Model Number:GB4357,DIN17223,JIS G 3521
Brand Name:Eastwire
Coating:galvanized or ungalvanized

Packaging & Delivery

Packaging Details:	Coil Packing,Z2 Packing,Z3 Packing,Spool Packing
Delivery Detail:	15 DAYS AFTER RECEIVE THE L/C OR TT

Specifications

* Low plasticity, strong flexibility, powerful anti-stress.
* Special treatment available for special application

Product Description

Spring steel wire is one kind of steel wire used for spring or wire form. According to the different application area of spring, the quality requirement of spring steel wire has a very big difference. We make various spring steel wires for mattress, bumper, suspension spring, engine valve, camera shutter and so on. The steel spring wire can also be classified into 4 main types based on manufacturing technology: galvanized spring steel wire, patented spring steel wire, oil tempered steel wire and general type wire.

The raw materials for spring steel wire include 65#,70#,65Mn,82B,72A,72B steel wire rod.

Features:

* Low plasticity, strong flexibility, powerful anti-stress.

* Special treatment available for special application, such as alloy spring steel wire, high stress spring, valve spring, air hammer, press machine, music steel wire and so on.

* 20 years experience on manufacturing makes the quality super stable

* strictly control of the tolerance within 0.02mm.

* High quality steel wire rod as the raw material as we are a strategic partner of steel.

Q:How is steel wire rod tested for flexural strength?: Steel wire rod is typically tested for flexural strength using a three-point bending test. In this test, the rod is supported on two points while a force is applied at the center of the rod. The amount of force required to cause the rod to bend and ultimately fracture is measured, providing an indication of its flexural strength.

Q:How is steel wire rod used in the manufacturing of wire forms for solar panels?: Steel wire rod is an essential component in the manufacturing of wire forms for solar panels. It serves as the raw material that is shaped and formed into various wire structures used in the construction of solar panels. The steel wire rod undergoes a series of processes to transform it into wire forms suitable for solar panel production. The first step involves drawing the steel wire rod through a series of dies to reduce its diameter and increase its length. This process is known as wire drawing and results in a more uniform and smooth wire with the desired dimensions. Once the steel wire rod is transformed into wire, it can be further processed to create specific wire forms for solar panels. These wire forms can include support frames, interconnectors, busbars, and grounding wires. The wire forms are typically designed to provide structural stability, electrical conductivity, and mechanical support to the solar panel. The wire forms are manufactured using various techniques such as bending, cutting, welding, and shaping. The steel wire rod's malleability and strength make it an ideal material for these processes. It allows the wire to be easily shaped and formed into intricate structures while maintaining its structural integrity. Furthermore, the steel wire rod used in wire forms for solar panels is often coated or treated to enhance its durability and corrosion resistance. These protective coatings can include zinc, aluminum, or polymer-based coatings, which provide an additional layer of protection against environmental factors such as moisture and UV radiation. In summary, steel wire rod plays a crucial role in the manufacturing of wire forms for solar panels. It provides the raw material necessary to create the desired wire structures that offer structural stability, electrical conductivity, and mechanical support to the solar panel. The malleability and strength of steel wire rod allow it to be easily shaped and formed into intricate wire forms, while protective coatings enhance its durability and resistance to corrosion.

Q:How is steel wire rod used in the manufacturing of wire forms for cable trays?: Steel wire rod is used in the manufacturing of wire forms for cable trays due to its high strength and durability. Cable trays are used to support and organize electrical cables in commercial and industrial settings. To manufacture wire forms for cable trays, the steel wire rod is first drawn through a series of dies to reduce its diameter and increase its length. This process, known as wire drawing, helps to improve the wire's tensile strength and flexibility. Once the wire has been drawn, it can be further processed to create various wire forms for cable trays. This may involve bending, cutting, and shaping the wire into different configurations, such as straight lengths, curves, or loops. These wire forms are then assembled and welded together to create the final cable tray structure. The use of steel wire rod in the manufacturing of wire forms for cable trays offers several advantages. Firstly, steel is a strong and durable material, making it ideal for supporting heavy electrical cables over long spans. Additionally, steel wire rod has excellent corrosion resistance properties, ensuring that the cable trays can withstand harsh environments and remain in service for extended periods. Furthermore, steel wire rod can be easily formed and manipulated, allowing for the creation of custom wire forms that can accommodate specific cable routing requirements. This versatility is crucial in cable tray manufacturing, as different cable tray designs may be needed to accommodate varying cable sizes, quantities, and layouts. In summary, steel wire rod plays a vital role in the manufacturing of wire forms for cable trays. Its strength, durability, corrosion resistance, and malleability make it an ideal material for supporting and organizing electrical cables in commercial and industrial settings.

Q:What are the potential risks and challenges in transporting steel wire rod?: Some potential risks and challenges in transporting steel wire rod include: 1) Damage to the product due to mishandling or improper packaging, leading to reduced quality or unusable material. 2) Weight and size constraints, as steel wire rods can be heavy and long, requiring specialized equipment and careful handling to prevent accidents or damage during loading and unloading. 3) Rust and corrosion, as steel wire rods are prone to oxidization, and exposure to moisture or extreme weather conditions during transportation can accelerate this process. 4) Transportation delays or disruptions, which can impact project timelines and result in increased costs. 5) Compliance with regulations and safety standards, such as securing the load properly, ensuring proper labeling, and adhering to transport regulations concerning weight limits and road restrictions. 6) Coordination and communication with multiple parties involved, including suppliers, carriers, and recipients, to ensure smooth transportation and delivery. 7) Insurance and liability concerns, as any damage or accidents during transportation may result in financial losses and potential legal liabilities.

Q:How is steel wire rod processed into different wire products?: Various wire products are produced from steel wire rod through a series of manufacturing processes. Initially, the steel wire rod is uncoiled using a pay-off reel machine. After uncoiling, the wire rod is cleaned to eliminate dirt and rust by employing either a pickling solution or shot blasting. Following the cleaning process, the wire rod is passed through rollers to decrease its diameter and increase its length. This procedure, known as drawing, is typically carried out in multiple stages to achieve the desired thickness and strength. In each stage, the wire rod is pulled through a die, gradually reducing its diameter. Once the wire has been drawn to the desired size, it undergoes annealing to alleviate any internal stresses and enhance its ductility. This involves heating the wire to a specific temperature and slowly cooling it. Annealing renders the wire more flexible and easier to manipulate. Subsequently, the wire may undergo additional processes such as galvanizing or coating. Galvanization entails immersing the wire in molten zinc to form a protective layer against corrosion. Coating can be performed using materials like PVC or nylon to provide the wire with added properties such as insulation or increased strength. Finally, the wire is either spooled onto reels or packaged into coils for transportation and storage. Depending on the specific wire product being manufactured, additional processes like cutting, bending, or welding may be employed to shape the wire into its final form. In summary, the conversion of steel wire rod into diverse wire products necessitates a combination of drawing, cleaning, annealing, and additional treatments to attain the desired properties and dimensions. This intricate process guarantees that the wire products meet the necessary standards and are suitable for various applications in industries such as construction, automotive, and manufacturing.

Q:What are the different types of steel wire rod surface cleaning methods after wire drawing?: There are several types of steel wire rod surface cleaning methods after wire drawing, including mechanical cleaning methods such as shot blasting, wire brushing, and sanding. Chemical cleaning methods like pickling and acid washing can also be used. Additionally, thermal cleaning methods like annealing and heat treatment can help remove impurities and improve the surface quality of the steel wire rod.

Q:How is the corrosion resistance of steel wire rod determined?: The corrosion resistance of steel wire rod is determined through various methods and tests. One common method is the salt spray test, also known as the ASTM B117 test. In this test, the steel wire rod is exposed to a controlled environment of salt mist or fog for a specified period of time. The wire rod is then evaluated for signs of corrosion, such as rust or discoloration. Another method used to determine corrosion resistance is the pitting corrosion test. In this test, the steel wire rod is exposed to a corrosive solution, such as a chloride solution, and the formation of pits or localized corrosion is monitored. The severity and extent of pitting corrosion can provide insights into the resistance of the wire rod to corrosive environments. Additionally, electrochemical methods such as the polarization resistance test and electrochemical impedance spectroscopy can be used to assess the corrosion resistance of steel wire rod. These tests involve measuring the electrical response of the wire rod when subjected to an applied voltage or current. By analyzing the resulting data, corrosion rates and potential susceptibility to corrosion can be determined. Other factors that can affect the corrosion resistance of steel wire rod include the composition of the steel alloy, the presence of protective coatings or surface treatments, and environmental conditions such as temperature and humidity. These factors are often considered in conjunction with the aforementioned tests to provide a comprehensive evaluation of the corrosion resistance of steel wire rod.

Q:What are the factors affecting the price of steel wire rods?: There are several factors that can affect the price of steel wire rods. These factors include: 1. Supply and demand: The balance between the supply and demand of steel wire rods in the market can greatly influence their prices. If the demand for steel wire rods exceeds the available supply, prices tend to rise. Conversely, if there is a surplus in supply, prices may decrease. 2. Raw material costs: The cost of raw materials required to produce steel wire rods, such as iron ore and coal, can impact their prices. Fluctuations in the prices of these inputs can have a direct effect on the overall cost of production and, consequently, the price of steel wire rods. 3. Energy costs: The energy-intensive nature of steel production means that changes in energy prices, including electricity and fuel costs, can significantly impact the price of steel wire rods. Higher energy costs can result in increased production expenses and lead to higher prices for the end product. 4. Currency exchange rates: Steel wire rods are often traded internationally, and changes in currency exchange rates can influence their prices. If the currency of a steel-producing country weakens against other currencies, it can make their exports more competitive, potentially leading to lower prices in the global market. 5. Government policies and regulations: Government policies, such as tariffs, import/export restrictions, and environmental regulations, can affect the price of steel wire rods. Trade barriers, for example, can limit the supply of steel wire rods from certain regions, leading to higher prices. Additionally, stricter environmental regulations may increase production costs, which can be passed on to consumers as higher prices. 6. Technological advancements: Advances in technology and production techniques can impact the cost of manufacturing steel wire rods. If new technologies allow for more efficient production methods, it can reduce costs and potentially lower prices. Conversely, if new technologies require significant investments or result in higher quality products, prices may increase. Overall, the price of steel wire rods is influenced by a combination of market forces, input costs, government policies, and technological advancements. Understanding these factors is crucial for industry participants and consumers to make informed decisions and anticipate price fluctuations in the steel wire rod market.

Q:What are the common heat treatment processes for steel wire rod?: Steel wire rods undergo various heat treatment processes to enhance their properties and characteristics. These processes, including annealing, quenching, tempering, and normalizing, serve specific purposes. 1. Annealing involves heating the steel wire rod to a specific temperature and maintaining it for a certain duration, followed by controlled cooling. This process enhances the material's ductility and machinability by reducing its hardness and brittleness. 2. Quenching is a rapid cooling process in which the heated wire rod is immersed in a quenching medium like oil or water. This rapid cooling increases the wire rod's strength and hardness but also makes it more brittle. 3. Tempering is done after quenching to reduce brittleness and relieve internal stresses. The quenched wire rod is heated to a specific temperature and held there for a certain period, followed by controlled cooling. Tempering improves the wire rod's toughness and ductility while maintaining a desirable level of strength. 4. Normalizing is a heat treatment process similar to annealing, but with a different cooling method. The wire rod is heated above its transformation range and allowed to cool in still air. Normalizing refines the material's grain structure, improving its mechanical properties and reducing internal stresses. These heat treatment processes can be combined and modified to achieve specific desired properties for steel wire rods. The choice of process depends on factors such as the desired mechanical properties, intended application, and the type of steel being treated.

Q:How is steel wire rod used in the production of wire ropes for elevators?: Steel wire rod is a crucial component used in the production of wire ropes for elevators. The wire ropes used in elevators are designed to provide strength, durability, and safety. The steel wire rod serves as the raw material for manufacturing these ropes. During the production process, the steel wire rod goes through several steps to transform it into wire ropes for elevators. Firstly, the rod is cleaned and inspected to ensure its quality. Then, it is heated and passed through a series of dies to gradually reduce its diameter. This process, known as drawing, helps to increase the strength and flexibility of the wire. After the drawing process, the wire is galvanized to provide corrosion resistance. Galvanization involves coating the wire with a layer of zinc, which helps to prevent rust and corrosion, ensuring the longevity of the wire ropes. Once the wire is galvanized, it is twisted and braided into strands. These strands are then combined and twisted together to form the final wire rope. The number of strands and the direction of the twist may vary depending on the specific requirements of the elevator application. The resulting wire rope, made from steel wire rod, offers exceptional strength and flexibility, making it suitable for supporting heavy loads and enduring constant movement. It provides stability and safety, allowing elevators to function reliably and efficiently. In conclusion, steel wire rod plays a critical role in the production of wire ropes for elevators. The wire rod is transformed through various processes, including drawing and galvanization, to create strong and durable wire ropes that can withstand the demanding conditions of elevator operations.

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