Q235 Steel Wire Rod

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Specifications of Wire Rod Q235:

Grade: Q235 Standard: GB

Diameter: 5.5mm, 6.5mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm

Alloy or Not: Alloy

Technique: Hot Rolled Place of Origin: China Mainland

Chemical Composition:

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

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: About 2.05MT

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

*If you would like to get our price, please inform us the size, standard/material and quantity. Thank you very much for your attention.

Q:How is the competitive landscape of the steel wire rod market?: The competitive landscape of the steel wire rod market can be described as highly competitive, with numerous players vying for market share. Key factors influencing competition include pricing strategies, product quality, technological advancements, and customer relationships. Additionally, the market is characterized by consolidation as larger companies acquire smaller ones to strengthen their position. Overall, intense competition in the steel wire rod market compels companies to constantly innovate and differentiate themselves to stay ahead.

Q:How are steel wire rods used in the manufacturing of wire brushes for cleaning surfaces?: Steel wire rods are used as the primary material in the manufacturing of wire brushes for cleaning surfaces. These rods are twisted or braided together to form the bristles of the brush, which provide the necessary stiffness and durability to effectively remove dirt, debris, and rust from various surfaces. The steel wire rods are carefully selected to ensure optimal strength and flexibility, enabling the brush to effectively clean and scrub different types of surfaces without causing any damage.

Q:How is steel wire rod processed to achieve desired properties?: Steel wire rod is processed through a series of steps to achieve the desired properties. First, the rod is heated to a specific temperature to make it more malleable. Then, it is passed through a series of rollers to reduce its diameter and increase its length. This process, called wire drawing, also refines the material's microstructure. After wire drawing, the rod is typically annealed to relieve internal stress and further improve its ductility. Finally, the wire rod can undergo additional processes like galvanizing or coating to enhance its corrosion resistance or improve its appearance. Overall, through careful control of temperature, mechanical deformation, and heat treatment, the steel wire rod is processed to achieve the desired properties such as strength, flexibility, and durability.

Q:What are the main challenges in recycling steel wire rod?: Recycling steel wire rod presents several primary challenges. To begin with, the collection and sorting of steel wire rod pose a major obstacle. Steel wire rod exists in various forms and sizes, making it difficult to separate from other materials during recycling. Advanced sorting technologies and efficient collection systems are necessary to ensure that only steel wire rod is recycled and other materials are appropriately sorted. Another challenge arises from the presence of contaminants in steel wire rod. Coatings like zinc or other metals frequently accompany steel wire rod and must be removed before recycling. These coatings can impede the quality of the recycled steel and may necessitate additional processing steps to guarantee the purity of the final product. Additionally, recycling steel wire rod is energy-intensive. The melting process employed in recycling requires high temperatures and consumes a substantial amount of energy. This presents challenges in terms of both cost and environmental impact, as it contributes to greenhouse gas emissions and demands significant energy resources. Moreover, the transportation and logistics involved in recycling steel wire rod can be problematic. Steel wire rod is often bulky and heavy, leading to increased transportation costs and necessitating specialized equipment for handling and processing. The logistics of collecting, transporting, and storing steel wire rod for recycling can be intricate and require efficient coordination to ensure a smooth recycling process. Lastly, fluctuations in market demand for recycled steel wire rod can create challenges for recycling facilities. The demand for steel wire rod is influenced by economic conditions, construction activities, and infrastructure development. During periods of low market demand, recycling facilities may struggle to find buyers for their recycled steel wire rod, impacting the profitability and viability of the recycling process. In conclusion, the primary challenges in recycling steel wire rod encompass collection and sorting, removal of contaminants, energy consumption, transportation and logistics, and market demand fluctuations. Addressing these challenges necessitates technological advancements, efficient processes, and a strong market demand for recycled steel wire rod.

Q:What are the common applications of oil tempered and quenched steel wire rod?: Oil tempered and quenched steel wire rod possesses unique properties, making it a commonly used material across various industries. Below are some of its widespread applications: 1. Springs: The extensive utilization of oil tempered and quenched steel wire rod can be observed in the production of springs, particularly those requiring high strength and durability. This material exhibits excellent resistance to fatigue, allowing the springs to endure repeated loading and unloading cycles without failure. 2. Mechanical parts: The high tensile strength and toughness of oil tempered and quenched steel wire rod render it suitable for various mechanical parts that necessitate reliability and resistance to wear and tear. These parts include bearings, gears, shafts, and other components found in machinery and equipment. 3. Automotive industry: The automotive industry widely employs oil tempered and quenched steel wire rod for various applications. It is utilized in the fabrication of suspension springs, valve springs, clutch springs, and other components that demand both strength and elasticity. 4. Construction industry: Due to its exceptional strength and corrosion resistance, oil tempered and quenched steel wire rod finds numerous applications in the construction sector. It is commonly employed for reinforcing concrete structures, such as pre-stressed concrete beams and columns, as well as for manufacturing various types of wire mesh and fencing. 5. Wire ropes and cables: Oil tempered and quenched steel wire rod frequently serves as the core material in wire ropes and cables. Its remarkable combination of strength, flexibility, and resistance to fatigue makes it ideal for applications involving heavy lifting, towing, or suspension, such as cranes, elevators, and suspension bridges. 6. Oil and gas industry: The oil and gas industry heavily relies on oil tempered and quenched steel wire rod for diverse applications. It is utilized in the fabrication of downhole tools, such as drill pipes and sucker rods, as well as for wirelines and control cables, which play a crucial role in exploration and production operations. In conclusion, oil tempered and quenched steel wire rod exhibits versatility and finds applications across a wide range of industries. Its strength, durability, and resistance to fatigue and corrosion make it the preferred choice for various applications, including springs, mechanical parts, automotive components, construction materials, wire ropes, and numerous oil and gas industry applications.

Q:What are the different types of steel wire rod drawing processes?: The manufacturing industry utilizes several distinct steel wire rod drawing processes to transform steel wire rods into different shapes and sizes for diverse applications. These processes aim to cater to specific industry needs. Some commonly employed steel wire rod drawing processes are: 1. Cold drawing: This process involves the passage of the steel wire rod through a series of dies to decrease its diameter and increase its length. It is carried out at room temperature, often with the wire coated in a lubricant to facilitate the drawing process. 2. Annealing: This process entails heating the steel wire rod to a specific temperature and gradually cooling it to alleviate internal stresses and enhance its ductility. Annealing is frequently performed after cold drawing to enhance the wire's mechanical properties. 3. Tempering: This process is employed to further enhance the wire's mechanical properties by subjecting it to a specific temperature and then rapidly cooling it. Tempering aids in augmenting the wire's strength and toughness. 4. Coating: Steel wire rods can undergo a coating process to boost their corrosion resistance or improve their appearance. Common coating methods include galvanizing, where a layer of zinc is applied to the wire's surface, and electroplating, where a thin layer of another metal is deposited onto the wire. 5. Stranding: This process involves amalgamating multiple steel wire rods into a single strand. The individual wires are twisted together to form a stronger and more flexible strand, which is often utilized in applications like ropes and cables. 6. Drawing with intermediate annealing: In this process, the steel wire rod is cold drawn multiple times, with intermediate annealing steps in between. This helps in further reducing the wire's diameter and enhancing its mechanical properties. In conclusion, these various steel wire rod drawing processes enable manufacturers to produce wires with diverse properties, sizes, and shapes to meet the specific requirements of different industries and applications.

Q:What are the different types of steel wire rod coatings used for increased adhesion?: There are several types of steel wire rod coatings that are commonly used to enhance adhesion. These coatings are applied to the surface of the wire rod to improve its ability to bond with other materials. One of the most commonly used coatings is zinc coating, also known as galvanizing. This involves immersing the wire rod in a bath of molten zinc, which forms a protective layer on the surface of the steel. Zinc coating not only enhances adhesion but also provides corrosion resistance, making it suitable for outdoor applications. Another popular coating is copper coating. This involves electroplating the wire rod with a layer of copper, which enhances adhesion and improves conductivity. Copper coating is often used in electrical applications where a strong and reliable bond is required. Phosphate coating is another type of coating used for increased adhesion. This involves treating the wire rod with a solution containing phosphoric acid and other chemicals, which create a thin layer of phosphate crystals on the surface. Phosphate coating improves adhesion by providing a roughened surface for better bonding. Polymer coating is also used to enhance adhesion in certain applications. This involves applying a layer of polymer material, such as polyethylene or polyvinyl chloride (PVC), to the wire rod. Polymer coatings provide a strong bond with other materials and can also provide additional benefits such as insulation or protection against chemicals. In summary, the different types of steel wire rod coatings used for increased adhesion include zinc coating, copper coating, phosphate coating, and polymer coating. Each of these coatings has its own unique properties and is suitable for specific applications where improved adhesion is required.

Q:What are the main producers of steel wire rod?: The main producers of steel wire rod are countries such as China, Japan, United States, India, and Russia.

Q:How is steel wire rod used in the manufacturing of wire trays?: Steel wire rod is used in the manufacturing of wire trays as it serves as the primary material for forming the structure of the trays. The wire rod is first processed and shaped into the desired size and shape for the trays. It is then welded or joined together to create a sturdy and durable framework. The wire rod's strength and flexibility make it ideal for supporting and organizing various items in wire trays, such as cables, tools, or small parts. Additionally, the wire rod's corrosion-resistant properties ensure the longevity of the wire trays, making them suitable for use in various industries and applications.

Q:What are the different types of steel wire rod surface defect repair and rework procedures?: There are several types of steel wire rod surface defect repair and rework procedures, depending on the specific defect and its severity. Some common procedures include grinding, polishing, and buffing to remove minor surface imperfections such as scratches or roughness. For more significant defects like cracks or dents, welding or brazing may be used to repair the damaged area. In some cases, the wire rod may need to undergo a complete rework process, involving cutting and reshaping the affected section, followed by heat treatment to restore its mechanical properties. Overall, the type of repair procedure used depends on the nature of the defect and the desired quality of the final product.

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