alloyed wire rod

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Supply Capability:: -

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Wire Rod Q235 Details:

Minimum Order Quantity:	25 Tons	Unit:	m.t.	Loading Port:	XINGANG PORT,China
Supply Ability:	100,000 Tons Per Month	Payment Terms:	TT or LC

Product Description:

Specifications of Wire Rod Q235:

Steel Grade: Q235, Standard: GB Diameter: 5.5mm, 6.5mm, 7mm,8mm,9mm,10mm,12mm,14mm

Diameter Tolerance:±0.3mm 6.5mm can be drawing into 2mm/8.0mm can be drawing into 3mm

Brand Name: N-RIVER Place of Origin: Hebei, China Mainland Application: construction, building etc

Chemical Composition:

Please kindly find our chemistry of our material based on Q235 as below for your information

Trademark	Rank	Chemical composition (quality score) %
		C	Si	Mn	S	P
		C	Si	Mn	S	P
			≤		≤	≤
Q235	A	0.14-0.22	0.30	0.30-0.65	0.050	0.045
Q235	B	0.12-0.20	0.30	0.30-0.70	0.045	0.045
Trademark	Rank	Pulling Test
		Bend PointΔs/Mpa		Tensile Strength	Elongation Ratioδ5%
					Elongation Ratioδ5%
		Thickness (Diameter) /MM			Thickness (Diameter) /MM
		≤16	16-40		≤16	16-40
		≥			≥
Q235	A	235	225	375-500	26	25
Q235	B	235	225	375-500	26	25

Usage and Applications of Wire Rod Q235:

After hot-rolled the products shaped into coil and delivery as finished product, including round, square, rectangular, hexagonal and so on. Since most of the products are round, it is generally called wire rod. Carbon steel wire rod is widely used in construction and manufacturing. Carbon steel wire rod is mainly used for reinforcement of reinforced concrete and welded structure or reprocessed (roberts , nail, etc.) materials, especially used to produce wire drawing, welding electrode, nails, spring, electronic, precise machinery parts and so on.

Packaging & Delivery of Wire Rod Q235:

Packaging Detail: products are packed in coil and then shipped by container or bulk vessel

Each coil weight: 2-3MT

Delivery Detail: within 45 days after received deposit or LC.

Label: to be specified by customer, generally, each bundle has 1-2 labels

Trade terms: FOB, CFR, CIF

Q: How is steel wire rod used in the manufacturing of wire for jewelry making?: Steel wire rod is used in the manufacturing of wire for jewelry making as it provides strength, durability, and flexibility. The steel wire rod is drawn through a series of dies to achieve the desired thickness and shape of the wire. This wire is then used to create various components of jewelry such as chains, findings, clasps, and intricate designs. The high-quality steel wire rod ensures that the jewelry is sturdy and can withstand everyday wear and tear, making it an essential material in jewelry manufacturing.

Q: How is steel wire rod used in the manufacturing of wire cables?: Steel wire rod is used as a raw material in the manufacturing of wire cables. It is first drawn through a series of dies to reduce its diameter and increase its strength. The resulting wire is then twisted or braided together to form cables of various sizes and configurations. The steel wire rod provides the necessary strength and durability to withstand the tension and stress that wire cables typically encounter in their applications.

Q: What are the common applications of oil tempered steel wire rod?: Oil tempered steel wire rod, known for its versatility, finds numerous applications across various industries. Some of the typical uses include: 1. Springs: The manufacturing of springs, including automotive suspension springs, valve springs, and mechanical springs, extensively relies on oil tempered steel wire rod. Its exceptional properties such as high tensile strength, excellent fatigue resistance, and superior toughness make it an ideal choice for these applications. 2. Cables and Wire Ropes: The production of cables and wire ropes, widely utilized in construction, mining, and transportation industries, involves the use of oil tempered steel wire rod. Its high strength and flexibility make it suitable for heavy-duty lifting and pulling operations. 3. Automotive Industry: Various components of automobiles, such as seat frames, exhaust hangers, and brake springs, make use of oil tempered steel wire rod. Its ability to withstand high temperatures and resistance to corrosion make it a preferred material in the automotive industry. 4. Construction Industry: Oil tempered steel wire rod is commonly employed in the construction industry for purposes such as reinforcing concrete structures, manufacturing pre-stressed concrete products, and constructing cable-stayed bridges. Its high tensile strength and durability ensure the integrity and longevity of the structures. 5. Furniture and Upholstery: Furniture and upholstery springs, providing comfort and support to sofas, chairs, and mattresses, are produced using oil tempered steel wire rod. Its ability to retain its shape and resistance to fatigue make it suitable for these applications. 6. Agricultural Equipment: Several agricultural equipment, including hay balers, fence wires, and vineyard trellising, are manufactured using oil tempered steel wire rod. Its strength, durability, and resistance to environmental factors make it ideal for these demanding applications. Overall, oil tempered steel wire rod is widely used in a range of industries due to its exceptional strength, durability, flexibility, and resistance to fatigue and corrosion. Its versatility and reliable performance make it the preferred choice for many critical applications.

Q: What are the different types of steel wire rod coating processes?: In the industry, there exist various types of steel wire rod coating processes. These processes aim to offer different levels of protection and enhance the wire rod's performance in diverse applications. Some commonly utilized coating processes comprise: 1. Galvanizing: A layer of zinc is applied to the steel wire rod in this process. Galvanizing delivers exceptional resistance to corrosion and finds extensive use in outdoor applications that expose the wire to severe weather conditions. 2. Phosphate coating: By treating the surface of the steel wire rod with phosphate compounds, a chemical process known as phosphate coating is employed. This coating improves the adhesion of subsequent coatings, such as paint or powder coating, and enhances corrosion resistance. 3. Electroplating: Using an electric current, a thin layer of metal like chromium or nickel is deposited onto the surface of the steel wire rod during electroplating. This process increases corrosion resistance and enhances the wire rod's appearance. 4. Polymer coating: The surface of the steel wire rod is covered with a layer of polymer material, such as PVC or polyethylene, in polymer coating. This coating safeguards against corrosion, abrasion, and chemical exposure, making it suitable for a wide range of applications. 5. Epoxy coating: Epoxy resin is utilized in epoxy coating to create a durable and corrosion-resistant layer on the steel wire rod. This type of polymer coating is commonly employed in applications that require high chemical resistance and mechanical strength. 6. Aqueous film forming foam (AFFF) coating: The AFFF coating is mainly used in fire-resistant applications of steel wire rods. It forms a thin foam layer on the surface, acting as a barrier against heat and fire to protect the wire rod. To ensure optimal performance and longevity of the steel wire rod, it is crucial to select the appropriate coating process based on the specific requirements of the application.

Q: What are the main challenges in steel wire rod production?: Manufacturers typically encounter several primary challenges in the production of steel wire rods. One of these challenges involves the need to maintain consistent quality and uniformity in the wire rod products. Given that these products are utilized in various sectors like construction, automotive, and manufacturing industries, it becomes crucial to adhere to strict quality control measures that align with the specific requirements and standards of each sector. Another significant challenge lies in optimizing the production process to achieve high productivity and efficiency. The production of steel wire rods encompasses multiple stages, including melting, casting, rolling, and finishing. Each stage necessitates appropriate equipment, skilled operators, and precise control to minimize downtime, decrease waste, and maximize output. Manufacturers must continuously analyze and refine their production processes to attain optimal efficiency. Moreover, the global steel industry confronts environmental challenges, such as the reduction of energy consumption, minimization of carbon emissions, and implementation of sustainable practices. The production of steel wire rods consumes substantial energy, particularly during the melting and rolling processes. Manufacturers are constantly exploring innovative technologies and methods to enhance energy efficiency, recycle waste materials, and diminish the environmental impact of their operations. Supply chain management also poses a critical challenge in steel wire rod production. Manufacturers must ensure a steady supply of raw materials, including iron ore and scrap metal, while establishing strong relationships with suppliers. Additionally, they must efficiently manage logistics to ensure prompt and reliable delivery of finished products to customers. Lastly, the steel wire rod market is fiercely competitive, with numerous domestic and international players. Manufacturers must consistently innovate and adapt to market trends, customer demands, and changing regulations to remain competitive. They must invest in research and development, product diversification, and marketing strategies to differentiate themselves and maintain a robust market position. In summary, the primary challenges in steel wire rod production revolve around quality control, production efficiency, environmental sustainability, supply chain management, and market competitiveness. Overcoming these challenges necessitates continual improvement, technological advancements, and strategic decision-making to ensure success in this demanding industry.

Q: What are the different cleanliness testing methods for steel wire rod?: There are several cleanliness testing methods for steel wire rod that are commonly used in the industry. These methods help determine the level of impurities and contaminants present on the surface of the wire rod, ensuring its quality and suitability for various applications. Some of the different cleanliness testing methods for steel wire rod include: 1. Visual Inspection: This is the simplest and most basic cleanliness testing method. It involves a visual examination of the wire rod's surface for any visible impurities such as scale, rust, or foreign particles. 2. Magnetic Particle Inspection (MPI): MPI is a non-destructive testing method that uses magnetic fields and iron particles to detect surface and near-surface defects on the wire rod. It is particularly effective in identifying cracks, seams, or other imperfections that may impact the integrity of the wire rod. 3. Eddy Current Testing: Eddy current testing is another non-destructive method that uses electromagnetic induction to detect surface defects and variations in conductivity. It can identify defects such as cracks, pits, or variations in material composition that can affect the wire rod's quality and performance. 4. Ultrasonic Testing: Ultrasonic testing involves the use of high-frequency sound waves to detect internal and surface defects in the wire rod. It can identify flaws such as voids, inclusions, or discontinuities that may compromise the wire rod's structural integrity. 5. Chemical Analysis: Chemical analysis involves the use of various laboratory techniques to determine the chemical composition of the wire rod. It can identify impurities, such as sulfur, phosphorus, or other elements that may affect the wire rod's mechanical properties and corrosion resistance. 6. Microscopic Examination: Microscopic examination involves the use of optical or electron microscopes to magnify the wire rod's surface and analyze it at a microscopic level. It can help identify surface defects, inclusions, or other anomalies that may affect the wire rod's performance. These different cleanliness testing methods for steel wire rod provide valuable insights into the quality and suitability of the material for its intended use. Manufacturers and end-users can utilize these methods to ensure that the wire rod meets the required cleanliness standards and specifications.

Q: How is steel wire rod used in the manufacturing of wire netting?: Steel wire rod is an essential raw material in the manufacturing of wire netting. It is primarily used to create the wires that form the framework of the netting. These rods are drawn through a series of dies to reduce their diameter and increase their strength, resulting in thin, flexible wires. These wires are then woven or welded together to create the intricate mesh pattern of wire netting, which is widely used in various applications such as fencing, construction, and industrial purposes.

Q: How is steel wire rod produced?: Steel wire rods are produced through a process called hot rolling, where steel billets are heated and passed through a series of rolling mills to gradually reduce their diameter and increase their length. The continuous rolling process ensures the steel's uniformity, strength, and flexibility, while various cooling techniques are employed to achieve the desired mechanical properties. The resulting steel wire rods are then coiled for transportation and further processing into various applications, including wire products for construction, automotive, and manufacturing industries.

Q: How does the yield strength of steel wire rod vary with different heat treatment processes?: The yield strength of steel wire rod can vary significantly with different heat treatment processes. Heat treatment processes such as annealing, quenching, and tempering can affect the microstructure and mechanical properties of the steel wire rod. Annealing, for example, involves heating the wire rod to a specific temperature and then slowly cooling it, which can result in a softening of the material and a lower yield strength. On the other hand, quenching involves rapidly cooling the wire rod, which can result in a hardened material with a higher yield strength. Tempering, a process that follows quenching, can further modify the yield strength by reducing brittleness and increasing toughness. In summary, the specific heat treatment process used on steel wire rod can have a significant impact on its yield strength, ultimately determining the mechanical properties of the material.

Q: How is steel wire rod coated for corrosion protection?: Steel wire rods are commonly coated for corrosion protection using various methods. One common method is hot-dip galvanizing. In this process, the wire rod is passed through a bath of molten zinc at a temperature of around 450 degrees Celsius. The zinc coating bonds with the surface of the wire rod, providing a protective layer against corrosion. Another method is electroplating, where the wire rod is immersed in an electrolyte solution containing zinc ions. An electric current is then passed through the solution, causing the zinc ions to bond with the surface of the wire rod. This forms a uniform and durable zinc coating that protects against corrosion. Additionally, wire rods can be coated with organic coatings such as paint or polymer coatings. These coatings are applied through processes like spraying, dipping, or electrostatic deposition. The organic coatings create a barrier between the steel wire rod and the surrounding environment, preventing corrosion by blocking moisture and other corrosive agents from reaching the surface. Overall, the coating process used for steel wire rod depends on the specific requirements and intended application. Factors such as the level of corrosion resistance needed, the environmental conditions, and the desired appearance of the wire rod all play a role in determining the appropriate coating method.

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