Q195 Steel 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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Specifications of Wire Rod Q195:

Grade: Q195 Standard: GB

Diameter: 5.5mm, 6.5mm, 7mm, 8mm

Alloy or Not: Alloy

Technique: Hot Rolled Place of Origin: China Mainland

Chemical Composition:

Please kindly find our chemistry of our material based on Q195 as below for your reference:

Trademark	Rank	Chemical composition (quality score) %
		C	Si	Mn	S	P

			≤		≤	≤
Q195		0.06-0.12	0.30	0.25	0.050	0.045
Trademark	Rank	Pulling Test
		Bend PointΔs/Mpa		Tensile Strength	Elongation Ratioδ5%

		Thickness (Diameter) /MM			Thickness (Diameter) /MM
		≤16	16-40		≤16	16-40
		≥			≥
Q195		195	185	315-390	33	32

Usage and Applications of Wire Rod Q195:

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 Q195:

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 does the hardness of steel wire rod vary with different heat treatment processes?: The hardness of steel wire rod can vary significantly with different heat treatment processes. Through processes like annealing, the steel wire rod can become softer and more ductile, resulting in lower hardness. On the other hand, processes like quenching and tempering can increase the hardness of the steel wire rod by transforming its microstructure, making it stronger and more resistant to deformation. Therefore, the specific heat treatment process employed determines the hardness of the steel wire rod.

Q:What are the main components of a steel wire rod mill?: The main components of a steel wire rod mill include the furnace, continuous casting machine, rolling mill, cooling bed, and coiling machine.

Q:What are the main factors influencing the choice of steel wire rod order invoicing process?: The main factors influencing the choice of steel wire rod order invoicing process include the complexity of the order, the volume of orders, the frequency of invoicing, the preferences of the customers, the capabilities of the invoicing system, and any legal or regulatory requirements.

Q:How is steel wire rod stored and handled to prevent corrosion?: To minimize the risk of corrosion, steel wire rod is typically stored and handled in a manner that takes certain precautions. Firstly, it is stored in a dry and well-ventilated location to prevent the accumulation of moisture, which can hasten corrosion. Additionally, the storage area is shielded from direct exposure to rain or other sources of water. To further prevent contact with moisture, steel wire rods are often stored off the ground using racks or pallets. This not only keeps them away from any moisture that may be present on the floor but also allows for better airflow around the stored material, reducing the likelihood of corrosion. Moreover, a protective layer is commonly applied to the steel wire rods, such as oil or a corrosion-resistant coating. This coating acts as a barrier, preventing direct contact between the metal and the surrounding environment. By inhibiting the oxidation process, it safeguards the rods from corrosive elements. During the handling process, it is crucial to use appropriate equipment such as cranes, forklifts, or other lifting devices to minimize the risk of physical damage. Any scratches or dents on the surface of the wire rod can compromise the protective coating and increase the chances of corrosion. Regular inspections are essential to identify any indications of corrosion or damage. If any issues are found, immediate measures should be taken to prevent further deterioration. This may involve reapplying the protective coating or treating the affected area with rust inhibitors. In conclusion, the storage and handling of steel wire rods follow specific practices to minimize the risk of corrosion. By storing the rods in a dry and well-ventilated area, elevating them off the ground, applying protective coatings, using appropriate handling equipment, and conducting regular inspections, the potential for corrosion can be significantly reduced.

Q:How does the dimensional accuracy of steel wire rod vary with different heat treatment processes?: The dimensional accuracy of steel wire rod can vary with different heat treatment processes. Heat treatment involves subjecting the steel wire rod to controlled heating and cooling processes to alter its physical and mechanical properties. One common heat treatment process for steel wire rod is annealing. During annealing, the wire rod is heated to a specific temperature and then slowly cooled. This process helps to relieve internal stresses, improve ductility, and refine the grain structure of the steel. In terms of dimensional accuracy, annealing can help reduce internal stresses that may cause distortion or warping in the wire rod, resulting in improved dimensional stability. Another heat treatment process is quenching and tempering. Quenching involves rapidly cooling the wire rod after heating it to a high temperature, typically in a liquid such as oil or water. This rapid cooling process hardens the steel, making it stronger but also more brittle. To improve the toughness and reduce the brittleness, the wire rod is then tempered by reheating it to a lower temperature and then slowly cooling it. The dimensional accuracy may be affected during the quenching process due to rapid cooling, which can cause distortion or warping. However, tempering helps to reduce the brittleness and minimize the distortion, resulting in improved dimensional accuracy. Furthermore, other heat treatment processes such as normalizing and stress relieving can also influence the dimensional accuracy of steel wire rod. Normalizing involves heating the wire rod to a specific temperature and then allowing it to cool in still air. This process helps to refine the grain structure and improve the mechanical properties of the steel. Stress relieving, on the other hand, involves heating the wire rod to a temperature below the critical range and then slowly cooling it, which helps to reduce internal stresses. Both normalizing and stress relieving can contribute to improved dimensional accuracy by minimizing distortions or warping. In summary, the dimensional accuracy of steel wire rod can vary with different heat treatment processes. Annealing, quenching and tempering, normalizing, and stress relieving are some of the commonly used heat treatment processes that can impact the dimensional accuracy. The choice of the heat treatment process should be carefully considered to achieve the desired dimensional accuracy while also meeting the required mechanical properties of the steel wire rod.

Q:What is the typical chemical composition of steel wire rod?: The typical chemical composition of steel wire rod consists primarily of iron, carbon, and small amounts of other elements such as manganese, silicon, and sulfur.

Q:How is steel wire rod tested for wear resistance?: Steel wire rod is tested for wear resistance through various methods such as the pin-on-disk test, the abrasive wheel test, or the scratch test. These tests involve subjecting the steel wire rod to different levels of friction, abrasion, or scratching to assess its ability to withstand wear. The results obtained from these tests provide valuable insights into the wear resistance properties of the steel wire rod, enabling manufacturers to make informed decisions regarding its suitability for specific applications.

Q:What are the different types of steel wire rod surface defect monitoring systems?: Some of the different types of steel wire rod surface defect monitoring systems include visual inspection systems, laser scanning systems, ultrasonic inspection systems, and magnetic particle inspection systems. These systems are used to detect and evaluate surface defects such as cracks, pits, scratches, and other abnormalities in steel wire rods.

Q:What are the main factors affecting the wear resistance of steel wire rod?: The main factors affecting the wear resistance of steel wire rod are the composition and microstructure of the steel, the heat treatment applied to the rod, the surface finish of the rod, and the operating conditions such as load, speed, and lubrication.

Q:How are steel wire rods used in the manufacturing of bicycle spokes for strength and flexibility?: Steel wire rods are used in the manufacturing of bicycle spokes to provide strength and flexibility. The high tensile strength of steel allows the spokes to withstand the weight and stress exerted on them while riding. Additionally, the flexibility of steel wire rods allows the spokes to absorb shocks and vibrations, contributing to a smoother and more comfortable ride.

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