Strand Hot Rolled Steel Wires

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Loading Port:: China Main Port

Payment Terms:: TT or LC

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Quick Details

Steel Grade:	SWRH77B, SWRH82B	Standard:	ASTM,BS,GB,JIS	Wire Gauge:	4.0mm-10.0mm
Place of Origin:	Tianjin China (Mainland)	Type:	Drawn Wire,Spiral/Helical Ribs, Round Plain	Application:	Construction
Alloy Or Not:	Is Alloy	Special Use:	Free Cutting Steel	Model Number:	4.0-10.0mm
		Product Name:	prestressed steel wire 4mm high carbon steel wire	Size:	4.0-10.0mm
Strength:	1570/1670/1770/1860 N/mm2	Relaxation:	Less than 2% (1000hour)	Elongation:	Not less than 4%
MOQ:	10 Tons	Payment:	TT, LC	Delivery:	10-15 work days
Package:	As your requirements

Packaging & Delivery

Packaging Detail:steel strand coil to be packed in damp proof materials strapped with 8 bands on one wooded pallet with an outer layer of plastic used for anti-rainshower 2 or 3 wooden block undermeath each coil.

Delivery Detail:within 2 weeks

Specifications

high carbon class A steel wire
Constructon:7 steel wire
material:wire 82B

FAQ of Strand Steel Wires

①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.

②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.

③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.

Strand Hot Rolled Steel Wires Images

Strand Hot Rolled Steel Wires

Any question, pls feel free to contact us !

Q:What are the major opportunities for companies in the steel wire rod market?: Some major opportunities for companies in the steel wire rod market include expanding into emerging economies with growing construction and infrastructure sectors, diversifying product offerings to cater to various industries such as automotive and aerospace, embracing technological advancements to improve production efficiency and quality, and exploring sustainable practices to meet the growing demand for environmentally friendly steel products.

Q:What are the different fatigue testing methods for steel wire rod?: To evaluate the fatigue strength and performance of steel wire rods, there are several methods available. The first method is the Rotating Bending Fatigue Test. This test applies a rotating bending load to the steel wire rod, simulating real-world cyclic loading conditions. The rod is subjected to a constant load while being rotated at a specified speed. The number of cycles until failure is recorded to determine the fatigue strength of the wire rod. Next is the Axial Fatigue Test, where the steel wire rod is cyclically loaded in an axial manner. This test is commonly conducted using hydraulic or servo-hydraulic testing machines. The number of cycles until failure is recorded. This method is useful for evaluating the fatigue performance of steel wire rods used in tension applications, like suspension cables. Another method is the Torsional Fatigue Test. Here, the steel wire rod is subjected to a cyclic torsional load, simulating twisting forces experienced in certain applications. A constant torque is applied while the rod is rotated at a specified speed. The number of cycles until failure is recorded to assess the fatigue strength of the wire rod under torsional loading conditions. Lastly, the Combined Loading Fatigue Test involves subjecting the steel wire rod to a combination of different loading types, such as axial, bending, and torsional loads. This simulates the complex loading conditions encountered in real-world applications. Cyclic loading is applied in multiple directions simultaneously or sequentially. The number of cycles until failure is recorded to evaluate the fatigue performance of the wire rod under combined loading conditions. It is crucial to choose the appropriate fatigue testing method based on the specific application and loading conditions the rod will experience. The selected method should closely replicate the actual loading conditions to obtain accurate and reliable fatigue strength data for the wire rod.

Q:What are the different types of wire drawing processes used for steel wire rod?: There are several different types of wire drawing processes that are commonly used for steel wire rod. These processes include: 1. Pointing: This process involves reducing the diameter of the wire rod by passing it through a series of dies. The wire rod is pulled through the dies, which gradually decrease in size, until the desired diameter is achieved. This process is typically used for smaller diameter wires. 2. Bull block: In this process, the wire rod is passed through a series of rotating cones or blocks. The cones have grooves that decrease in size, causing the wire rod to be reduced in diameter as it is pulled through. This process is commonly used for larger diameter wires. 3. Continuous rotary drawing: In this process, the wire rod is fed through a series of rotating dies. As the wire rod passes through the dies, it is gradually reduced in diameter. This process can be used for both small and large diameter wires. 4. Multi-pass drawing: This process involves passing the wire rod through a series of drawing dies in multiple stages. Each pass through the dies reduces the diameter of the wire rod. This process is often used for wires with very small diameters and requires multiple drawing stages to achieve the desired final diameter. 5. Tube drawing: This process is similar to wire drawing but is used to produce hollow tubes. The wire rod is pulled through a die with a mandrel inside, which helps to shape the wire rod into a tube. This process is commonly used for the production of seamless steel tubes. Overall, these different types of wire drawing processes provide manufacturers with various options for reducing the diameter of steel wire rod and producing wires of different sizes and shapes to meet specific requirements.

Q:How is steel wire rod transported from the manufacturing plant to the customer?: Steel wire rods are typically transported from the manufacturing plant to the customer through various modes of transportation, depending on the distance and requirements. The transportation process involves several stages to ensure the safe delivery of the product. Firstly, steel wire rods are usually packaged in coils or bundles to facilitate handling and transportation. These coils or bundles are loaded onto trucks or railway wagons at the manufacturing plant. Trucks are commonly used for shorter distances, while railways are preferred for longer distances due to their larger carrying capacity. For international shipments, steel wire rods are often transported via cargo ships. These ships are equipped with specialized containers or cargo holds to accommodate the coils or bundles securely. The steel wire rods are carefully loaded and secured to prevent any movement during transit. Additionally, cargo ships provide protection against external factors such as weather conditions and potential damage. During transportation, the steel wire rods may undergo customs clearance procedures, especially for international shipments, to ensure compliance with import regulations and documentation requirements. This process can involve inspections, verification of documentation, and payment of any applicable duties or taxes. Upon reaching the destination port or terminal, the steel wire rods are unloaded from the cargo ship and transferred to trucks or trains for further transportation to the customer's location. Depending on the specific requirements, the coils or bundles may be stored temporarily in warehouses or distribution centers before final delivery to the customer. Throughout the entire transportation process, it is crucial to handle the steel wire rods with care to prevent any damage or deformation. Proper securing and handling techniques are employed to ensure the integrity of the product, as any damage can affect its quality and usability. In summary, steel wire rods are transported from the manufacturing plant to the customer through trucks, railways, and cargo ships, depending on the distance and requirements. The coils or bundles are carefully loaded, secured, and transported to ensure the safe delivery of the product.

Q:What are the main factors driving the demand for steel wire rod?: The main factors driving the demand for steel wire rod include the growth of various industries such as construction, automotive, and manufacturing, as well as the increasing demand for infrastructure development. Additionally, the rise in urbanization, population growth, and technological advancements also play a significant role in driving the demand for steel wire rod.

Q:What is the hardness range of steel wire rod?: The hardness range of steel wire rod typically varies between 35 to 55 on the Rockwell C scale.

Q:How are steel wire rods used in the manufacturing of cables?: Cables rely heavily on steel wire rods, as they are a crucial component in their production. These rods act as the core material and provide the required strength and durability for different applications. To initiate the cable manufacturing process, careful selection of steel wire rods is essential. Factors such as quality and specific properties including tensile strength, ductility, and corrosion resistance are considered. These characteristics guarantee that the final product meets the desired standards and performs effectively in its intended application. Once the suitable steel wire rods are chosen, they undergo various manufacturing processes like drawing and stranding. Initially, the rods are pulled through a series of dies to decrease their diameter and increase their length. This process, known as wire drawing, enhances the tensile strength and flexibility of the steel wire, ensuring its ability to endure the stresses and strains encountered during cable usage. Following wire drawing, the drawn steel wires are intertwined to form the cable. Multiple steel wires are intricately arranged in a compact and uniform manner through stranding. This creates a strong and flexible structure. The number of wires and their arrangement in the stranding process depend on the specific cable design and application requirements. Furthermore, steel wire rods are often coated or treated with protective materials to enhance their performance. These coatings may include galvanization to prevent corrosion, lubricants to enhance flexibility, or insulation materials to provide electrical insulation properties. These treatments further augment the durability, longevity, and functionality of the cables. In conclusion, steel wire rods play a crucial role in cable manufacturing, providing the necessary strength, flexibility, and durability for dependable and efficient transmission of various signals, power, or data.

Q:What are the main factors affecting the product quality of steel wire rod?: Some of the main factors affecting the product quality of steel wire rod include the composition and purity of the raw materials used, the manufacturing process and technology employed, the quality control measures implemented during production, and the final inspection and testing procedures conducted. Other factors may include the quality of equipment and machinery used, the expertise and training of the workforce involved, and external factors such as environmental conditions.

Q:What are the different surface finishing techniques for steel wire rod?: Steel wire rods can undergo various surface finishing techniques to improve their appearance, durability, and functionality. Some commonly used techniques include: 1. Galvanizing: A layer of zinc is applied to the steel wire rod to protect it from corrosion. Galvanizing is widely used in outdoor applications like fencing, construction, and automotive industries due to its excellent rust resistance. 2. Electroplating: A thin layer of metal, like nickel or chrome, is electrochemically deposited on the surface of the steel wire rod. This technique enhances the rod's appearance and provides improved corrosion resistance. 3. Phosphating: The steel wire rod's surface is coated with a phosphate layer through a chemical process. This technique improves adhesion properties, corrosion resistance, and creates a suitable surface for subsequent coating or painting. 4. Pickling: Impurities and scale are removed from the steel wire rod's surface using an acidic solution. Pickling improves surface cleanliness and prepares the rod for further coating or painting. 5. Powder coating: A dry powder is applied to the surface of the steel wire rod and heated to form a protective and decorative coating. Powder coating provides excellent resistance to corrosion, impact, and UV rays, making it suitable for various applications like furniture, appliances, and automotive parts. 6. Passivation: A chemical process creates a protective oxide layer on the steel wire rod's surface to enhance corrosion resistance. This technique is commonly used for stainless steel wire rods to prevent rust and maintain appearance. 7. Anodizing: Although typically used for aluminum wire rods, anodizing can also be applied to steel wire rods. It involves controlled oxidation to form a durable and corrosion-resistant layer. Anodizing offers various decorative finishes and is commonly used in construction, aerospace, and automotive industries. These surface finishing techniques provide a wide range of benefits and can be chosen based on specific requirements like aesthetics, corrosion resistance, and durability for the steel wire rod's application.

Q:What are the common surface treatments for steel wire rod?: Steel wire rods can undergo various surface treatments to improve their appearance, durability, and resistance to corrosion. One popular treatment is galvanization, which involves applying a layer of zinc to the rod. This zinc coating acts as a protective barrier against rust and corrosion, making galvanized wire rods suitable for outdoor use and harsh environments. Phosphating is another common treatment, where a phosphate coating is applied to the steel wire rod. This coating enhances the adhesion of subsequent coatings or paints, making it ideal for wire rods that will undergo further processing or painting. Powder coating is a third treatment option, where a dry powder is applied to the rod and then cured under heat. This creates a durable and attractive finish that resists chipping, scratching, and fading. Powder coating is commonly used in applications that require both aesthetics and durability, such as furniture, automotive parts, and appliances. In addition, steel wire rods can undergo pickling, where they are immersed in an acid solution to remove any surface scale or impurities, or electroplating, which involves depositing a thin layer of metal onto the wire rod to enhance its appearance and corrosion resistance. Ultimately, the choice of surface treatment for steel wire rods depends on the specific requirements of the application. By selecting the appropriate treatment, the wire rod can be protected and enhanced to meet desired performance and aesthetic standards.

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