alloyed wire rod

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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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:What are the different heat treatment processes for steel wire rod?: There are several different heat treatment processes for steel wire rod, including annealing, quenching and tempering, normalizing, and stress relieving. Annealing involves heating the steel wire rod to a specific temperature and then slowly cooling it to make it softer and more ductile. Quenching and tempering involves heating the steel wire rod to a high temperature and then rapidly cooling it in a liquid medium, followed by reheating it to a lower temperature to achieve a desired combination of hardness and toughness. Normalizing involves heating the steel wire rod to a temperature above its critical point and then cooling it in still air to refine its grain structure and improve its mechanical properties. Stress relieving is a process where the steel wire rod is heated to a specific temperature and then cooled slowly to reduce internal stresses and improve its dimensional stability.

Q:How is the ductility of steel wire rod measured?: The ductility of steel wire rod is typically measured using a test called the tensile test, also known as the tension test. In this test, a sample of the steel wire rod is subjected to gradually increasing tensile forces until it fractures. Throughout the test, the elongation or deformation of the sample is measured, which provides an indication of its ductility. During the tensile test, the steel wire rod sample is clamped at both ends and a gradually increasing force is applied to one end. As the force is applied, the sample begins to elongate, and the amount of elongation is recorded. This elongation is usually measured as a percentage of the original length of the sample and is called the percentage elongation. In addition to measuring the elongation, the tensile test also measures the ultimate tensile strength of the steel wire rod. This is the maximum stress that the sample can withstand before it fractures. The ultimate tensile strength is an important parameter in assessing the overall mechanical properties of the steel wire rod. By conducting tensile tests on multiple samples of the steel wire rod, the average ductility of the material can be determined. This information is crucial in various industries that utilize steel wire rod, such as construction, automotive, and manufacturing, as it helps engineers and designers understand how the material will behave under different loads and conditions.

Q:How is the formability of steel wire rod assessed?: Steel wire rod's formability is typically evaluated through a range of mechanical tests and evaluations. The tensile test is a commonly used method, involving the pulling of a wire rod sample until it breaks. This test allows for the determination of the maximum load the wire rod can endure before failure, providing valuable insights into its strength and ductility. Another evaluation method is the bend test, where the wire rod is bent to a specified angle without any cracks or fractures. This test assesses the wire rod's ability to withstand deformation without failure or the occurrence of defects. Furthermore, the deep drawing test is utilized to measure the wire rod's capacity to be stretched and shaped into intricate forms without fracturing or tearing. This test is especially relevant for wire rod used in manufacturing processes like automotive components or household appliances. Additionally, assessments may include hardness testing, which measures the wire rod's resistance to indentation or penetration, and impact testing, which evaluates its ability to absorb energy under sudden loading conditions. By conducting these tests and evaluations, manufacturers and researchers can ascertain the formability of steel wire rod and ensure that it meets the required standards and specifications for specific applications.

Q:What are the different types of steel wire rod surface defects and their repair methods?: There are several types of steel wire rod surface defects, including scale, pitting, scratches, and cracks. Scale refers to the formation of oxide layers on the surface due to exposure to high temperatures during production. Pitting occurs as small depressions or holes on the surface, often caused by corrosion or impurities in the steel. Scratches are visible marks or grooves on the surface, commonly caused by handling or abrasive contact. Cracks are linear fractures that can occur due to various factors such as stress or improper cooling. To repair these defects, different methods are employed. Scale can be removed through processes like pickling or shot blasting to restore the smoothness of the surface. Pitting can be repaired by grinding or polishing the affected areas to reduce the depth of the pits. Scratches can be minimized through abrasive techniques, such as sanding or buffing, to level the surface. Cracks are more complex to repair and may require welding or heat treatment to restore the integrity of the wire rod. Overall, the repair methods for steel wire rod surface defects depend on the specific type and severity of the defect, with the ultimate goal of achieving a smooth, defect-free surface.

Q:What are the main factors influencing the choice of steel wire rod order warranty claims process?: The choice of the warranty claims process for steel wire rod orders can vary depending on several factors. Firstly, the quality of the wire rod plays a significant role in determining how often and how straightforward the warranty claims process will be. If the wire rod meets the required standards and is of high quality, there may be fewer claims and a simpler process. Conversely, if the wire rod has inherent flaws or defects, there is a higher likelihood of warranty claims, resulting in a more complex process. Secondly, the terms and conditions of the warranty provided by the supplier or manufacturer can greatly impact the choice of the warranty claims process. The duration, coverage, and any limitations or exclusions of the warranty can influence decision-making. A comprehensive warranty with a reputable supplier can instill confidence in the buyer, making them more likely to choose that specific claims process. Additionally, the availability and efficiency of customer support and after-sales service are crucial factors in deciding the warranty claims process. Responsive and prompt customer support can expedite the claims process, provide guidance, and address any concerns or queries from the buyer. This level of support significantly influences the choice of the warranty claims process, ensuring a smoother and more satisfactory experience. Furthermore, the reputation and track record of the supplier or manufacturer also impact decision-making. Buyers are more likely to select a warranty claims process from a trustworthy supplier with a history of promptly and fairly honoring warranty obligations. This factor provides peace of mind and increases confidence in choosing a particular claims process. Lastly, the cost-effectiveness and convenience of the warranty claims process can play a role in the decision. If the process is affordable and convenient for the buyer, they may be more inclined to choose that specific claims process. This includes factors such as the ease of filing a claim, the time taken for resolution, and any associated costs or deductibles. Overall, the key factors influencing the choice of warranty claims process for steel wire rod orders are the quality of the product, the terms and conditions of the warranty, the availability of customer support, the reputation of the supplier, and the cost-effectiveness and convenience of the process.

Q:How is steel wire rod used in the production of electrical conductors?: The production of electrical conductors heavily relies on steel wire rod, which is a crucial component. This raw material is utilized to manufacture various types of wire and cables that are indispensable for the transmission and distribution of electricity. To initiate the process, the steel wire rod is drawn through a series of dies. This action reduces its diameter and increases its length. As a result, the wire is not only strengthened but also improves its electrical conductivity. Subsequently, the wire goes through further processing to meet specific requirements for electrical conductors. The utilization of steel wire rod extends to the production of power cables, which are responsible for transmitting electricity across long distances. These cables consist of multiple layers, including a conductor made from steel wire rod. The conductor serves as a pathway for the electrical current to flow, facilitating the transmission of power from power plants to different locations. Apart from power cables, steel wire rod is also employed in the manufacturing of electrical wires and cords. These wires are utilized in residential, commercial, and industrial applications to connect electrical devices and appliances to power sources. The selection of steel wire rod is based on its high tensile strength and durability, ensuring that the wires can endure the demands of daily usage. Furthermore, steel wire rod is a crucial component in the production of overhead transmission lines. These lines are vital for the distribution of electricity from substations to local power grids. The conductive strands within these transmission lines are created using steel wire rod, which enables efficient and reliable power distribution. In conclusion, steel wire rod plays a pivotal role in the production of electrical conductors. Its strength, conductivity, and versatility make it an ideal material for manufacturing power cables, electrical wires, and transmission lines. Without steel wire rod, the efficient transmission and distribution of electricity would be unattainable.

Q:How is steel wire rod used in the manufacturing of wire for mesh used in agriculture?: Steel wire rods are used in the manufacturing of wire for mesh used in agriculture as they serve as the raw material for the production process. These rods are first drawn through a series of dies to reduce their diameter and increase their length, forming wire strands. These strands are then woven or welded to create mesh panels that are highly durable and provide structural support for various agricultural applications such as fencing, animal enclosures, and crop protection.

Q:What are the common standards for steel wire rod?: The common standards for steel wire rod vary depending on the industry and the specific application. However, there are several widely recognized standards that are commonly followed in the steel wire rod manufacturing industry. One of the most widely accepted standards is the American Society for Testing and Materials (ASTM) standard. ASTM A510/A510M is the standard specification for general requirements for carbon and alloy steel wire rods and coarse round wire. This standard provides the general requirements for steel wire rods in terms of chemical composition, mechanical properties, dimensions, and tolerances. Another common standard is the International Organization for Standardization (ISO) standard. ISO 16120-2 specifies the general requirements for non-alloy steel wire rod for conversion to wire. This standard outlines the chemical composition, mechanical properties, and dimensions of non-alloy steel wire rods. In addition to these standards, there are also industry-specific standards for steel wire rod. For example, the automotive industry has its own set of standards that are followed by manufacturers to ensure the quality and performance of steel wire rods used in automotive applications. Overall, the common standards for steel wire rod include ASTM A510/A510M, ISO 16120-2, and industry-specific standards. These standards ensure that steel wire rods meet the necessary requirements for their intended applications and promote consistency and quality in the manufacturing process.

Q:How is steel wire rod tested for internal defects?: Steel wire rod is tested for internal defects using non-destructive testing methods such as ultrasonic testing or electromagnetic testing. These techniques involve passing high-frequency waves or electromagnetic fields through the rod to identify any internal flaws or defects. By analyzing the reflected waves or electromagnetic signals, any hidden defects such as cracks, voids, or inclusions can be detected, enabling manufacturers to ensure the quality and integrity of the steel wire rod.

Q:What are the different heat treatment processes used for steel wire rod?: There are several different heat treatment processes commonly used for steel wire rod to improve its mechanical properties and overall performance. These processes include annealing, quenching and tempering, normalizing, and stress relieving. Annealing is a heat treatment process that involves heating the steel wire rod to a specific temperature and then slowly cooling it to room temperature. This process helps to reduce the hardness and brittleness of the wire rod, making it more ductile and easier to work with. Annealing also helps to remove any internal stresses or strains that may have developed during the manufacturing process. Quenching and tempering is a two-step heat treatment process that involves first heating the steel wire rod to a high temperature and then rapidly cooling it in a quenching medium such as oil or water. This rapid cooling process, known as quenching, hardens the wire rod by forming martensite, a hard and brittle phase. However, this hardened wire rod is also very brittle and prone to cracking. To improve its toughness and ductility, the wire rod is then tempered by reheating it to a lower temperature. This tempering process helps to relieve some of the internal stresses and allows the formation of tempered martensite, which is stronger and more ductile than martensite, but less brittle. Normalizing is another heat treatment process that involves heating the steel wire rod to a temperature slightly above its critical temperature and then allowing it to cool in still air. This process helps to refine the grain structure of the wire rod, making it more uniform and improving its strength and toughness. Normalizing also helps to reduce any internal stresses or strains in the wire rod, improving its dimensional stability and reducing the risk of distortion during further processing. Stress relieving is a heat treatment process that is typically performed after other forming or machining processes have been completed on the steel wire rod. It involves heating the wire rod to a specific temperature below its critical temperature and then slowly cooling it. This process helps to relieve any residual stresses that may have developed during the previous processes, reducing the risk of distortion or cracking in the wire rod. Overall, these different heat treatment processes for steel wire rod provide various benefits such as improved strength, ductility, toughness, and dimensional stability. The specific heat treatment process chosen depends on the desired mechanical properties and performance requirements for the wire rod in its intended application.

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