Hot- rolled wire rod
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Wire is 5-22 mm diameter hot rolled round steel, or rather the cross section of special-shaped steel. Due to the delivery of the goods in the form of wire rod, so it is also known as wire rod. Wire cross-section circumference is small, common specifications for 5-13 mm diameter. According to the different can be divided into the high speed wire rod mill (line) and ordinary wire line (at) two kinds.
classification
Generally made from ordinary carbon steel and high quality carbon steel wire rod. According to the directory and USES different steel distribution, mild steel wire including ordinary hot rolled plate, the high quality carbon steel wire rod, carbon electrode wire rod, conditioning threaded rod, wire rope with wire rod, piano wire with wire rod and stainless steel wire rod, etc.
1. Ordinary low carbon steel hot rolled plate (GB701-65), normal low carbon steel hot rolled plate by low carbon ordinary carbon structural steel or the carbon structural steel rolling of low yield point, is dosage the biggest, the most widely used in varieties of wire rod, also known as the cord.
Main use: general line is mainly used in construction of reinforced concrete structure for reinforcement, can also be made steel wire, cold drawn to pull for strapping, etc.
2. Ordinary no twist accused of cold, hot rolled low carbon steel wire rod (ZBH4403-88), no twist accused of cold, hot-rolled wire rod by no twist to control cooling after rolling in high speed wire-rod mill, material is the same as the general line, but no twist accused of cold, hot-rolled wire rod with high dimensional accuracy, good surface quality and higher mechanical properties, etc.
Main application: no twist accuracy of cold, hot-rolled wire rod size control points A, B, C level 3. A, B, C level precision is applicable to drawing, construction, packaging and electrode and other purposes, B, C level accuracy is suitable for processing into bolts, screws and nuts, etc.
3. Quality carbon steel wire rod (GB4354-84), high quality carbon steel wire rod is made of high quality carbon structural steel rolling. Is one dosage larger varieties of wire rod variety.
Main application: high quality carbon steel wire rod is mainly used for processing and manufacturing carbon spring steel wire, oil quenching tempering carbon spring steel wire, prestressed steel wire, high strength and high quality carbon structural steel wire, galvanized steel wire, galvanized wire rope, etc.
4. Quality carbon steel no twist accused of cold, hot-rolled wire rod (ZBH44002-88), no twist accused of cold, hot-rolled wire rod quality carbon steel by the high-speed wire mill rolling with no twist, disposed of by controlled cooling after rolling. Compared with the high quality carbon steel wire rod, high dimensional accuracy, good surface quality, have higher mechanical properties.
Main USES: the main purpose is the same as the high quality carbon steel wire rod. Often used in the manufacture of carbon spring steel wire, oil quenching tempering carbon spring steel wire, prestressed steel wire, high quality carbon structural steel wire, galvanized steel wire, etc.
5. Wire rope with wire rod (YB349-64), wire rope with wire rod is one of the high quality carbon structural steel hot rolled plate.
Main application: wire rope with wire rod available 35 and 40, 45, 55, 60, 65, 70, 75, 80 and 85 steel grade high quality carbon structural steel manufacture. Chemical composition meet GB699 (high quality carbon structural steel technical conditions).
6. Wire rope with no twist accused of cold, hot-rolled wire rod (ZBH44004-88), wire rope with no twist charged with hot and cold rolled plate and with high quality carbon structural steel, in the absence of torsion wire mill rolling, controlled cooling after rolling. This rolling of wire rod, high dimensional accuracy, good surface quality, superior mechanical properties.
Main application: mainly used for drawing steel and steel strand steel wire rope.
7. Carbon electrode steel wire rod (GB3429-82), carbon electrode made by high quality carbon structural steel hot rolled low carbon steel rod.
Main application: mainly used in the manufacture of manual arc welding welding core.
8. No twist accused of cold, hot rolled carbon electrode steel wire rod (ZBH44005-88), no twist accused of cold, hot rolled carbon electrode steel wire rod is rolling on blockade twist wire mill, and made controlled cooling after rolling. Its high dimensional accuracy, good surface quality, superior performance, is a kind of high quality welding rod steel wire rod.
Main application: mainly used in the manufacture of a coated electrode steel reinforced carbon steel hot rolled plate.
9. Alloy structural steel hot-rolled wire rod (GB3077-82), alloy structural steel hot-rolled wire rod by alloy structural steel rolling material. Alloy structural steel with a total of 26 steel group, the 78 steel grades. Each manufacturer according to buyer's requirements and different USES to choose brand for production.
Main use: alloy hot rolled wire rod structure is mainly used for drawing wire, metal products and components.
10. Carbon tool steel hot-rolled wire rod (GB1298-86), carbon tool steel by high quality or high quality high carbon steel rolling. Processing performance and wear-resisting performance is good, the price is cheap.
Main USES: mainly used in drawn steel ratio and making tools, etc.
11. Alloy tool steel hot-rolled wire rod (GB1299-77)
Alloy tool steels is in chrome is joined on the matrix carbon tool steel, tungsten, molybdenum, vanadium, silicon, manganese, nickel and cobalt alloy elements and tempered steel. Compared with the carbon tool steel. It has good hardenability, small heat cracking tendency, the characteristics of high wear resistance and heat resistance. Alloy tool steel hot-rolled wire rod by 33 five steel group steel grade of alloy tool steel material and rolled. Respectively by the dalian steel, benxi steel mills and steel mills and other unit production in shaanxi province.
Main use: is suitable for measuring tool, cutting tool and cold and hot die, shock resistant, etc.
12. Spring steel hot-rolled wire rod (GB1222-84)
Spring steel is used in the manufacture of springs or other steel grade of elastic element. Springs and elastic element mainly USES the elastic degeneration absorb and store energy, alleviate vibration, shock, or make parts to complete some action for the purpose. Since it is in shock, vibration or even under the working conditions of periodic alternating stress for a long time, so the spring steel with high yield strength, especially must have higher showed (the ratio of yield strength to tensile strength) and fatigue strength of high elastic, high resistance to high temperature and corrosion resistant performance. The surface of spring steel shall also have the good quality.
Spring steel with carbon spring steel and alloy spring steel, a total of 17 brands.
Main use: spring steel hot-rolled wire rod is mainly used in the production of various USES of helical spring.
13. Ball bearing steel hot-rolled wire rod (YB9-68), referred to as "bearing steel, ball bearing steel is used in the manufacture of various types of rolling bearing ring (sleeve) and steel rolling body (the ball). Due to the particularity of its USES for bearing steel has high and even hardness and wear resistance, high elasticity and fatigue strength. Enough toughness and hardenability, at the same time in the atmospheric environment or lubricant has certain corrosion resistant ability. Some special use of the rolling bearing also require high temperature resistance, corrosion resistance, nonmagnetic, ultra-low temperature, high precision, long life and other performance. So the choice of bearing steel and steel than ordinary steel strict quality.
Bearing steel is usually refers to the high carbon chromium steel, there are also carburizing bearing steel, high carbon chromium stainless bearing steel. Commonly used in rolling bearing steel hot-rolled wire rod steel grade five.
Main use: ball bearing steel hot-rolled wire rod is mainly used in the manufacture of bearing steel ball (ball), etc.
14. Stainless steel wire rod (GB4356-84), stainless steel wire rod was organized by a variety of brand different size of stainless steel hot rolling.
Main use: stainless steel wire rod is mainly used in the manufacture of stainless steel wire, stainless spring steel wire, stainless wire upsetting and stainless steel wire. According to the main industrial USES for to distinguish, stainless steel wire rod are stainless steel and stainless acid-resistant steel wire rod.
15. Welding of stainless steel wire rod (GB4241-84), welding of stainless steel wire rod and stainless steel wire rod is different in chemical composition. In order to guarantee its excellent welding performance, improve the quality of weld, welding of stainless steel wire rod in composition marked characteristics are low carbon, phosphorus, sulfur, less toxic impurities, such as nickel, chromium content is higher.
Main application: mainly used in the manufacture of welding electrode wire and steel core.
The production process
The editor
Commonly used wire line production.
A, through the step by step the billet heating furnace heated to above 1100 degrees Celsius;
Two, heating the billet, after high pressure water descaling;
Three, into the roughing mill rolling, roughing mill for the strip plant;
Four, after roughing rolled piece into the water for cooling, in order to control its internal microstructure;
Five, leave water cooling period after entering the mill and finishing mill for further rolling;
Sixth, after finishing the shape of rolled piece formed by spinning machine spit out volume;
Seven, volume of wire forward cooled in the air cooling section;
Eight, at the end of the air cooling section, wire rod by coil unit into drum shape;
After nine, with drum shape of baling wire into the baling machine;
Ten, into the shipping department.
- Q: What are the main factors influencing steel wire rod pricing?
- The main factors influencing steel wire rod pricing include the cost of raw materials such as iron ore and scrap metal, energy costs, market demand and competition, currency exchange rates, government policies, and global economic conditions. Additionally, factors like production and transportation costs, tariffs, and trade restrictions can also impact steel wire rod pricing.
- Q: How is steel wire rod used in the manufacturing of wire for power transmission lines?
- The manufacturing process for wire used in power transmission lines relies heavily on steel wire rod. This essential component serves as the raw material for creating high-strength conductors that carry electrical energy across vast distances. To begin the manufacturing process, high-quality steel wire rods are carefully selected. These rods are typically made from either carbon steel or alloy steel. They then undergo a series of processes, including heating, rolling, and drawing, to transform them into wires with specific diameters and strengths. The primary role of the steel wire rod is to provide the necessary mechanical strength and conductivity required for power transmission lines. Steel is known for its exceptional tensile strength, which enables the wire to withstand the immense tension and stress experienced during installation and operation of transmission lines. Moreover, steel wire rod offers excellent electrical conductivity. This means that it allows electricity to flow efficiently through the wire, minimizing power loss and ensuring optimal transmission efficiency over long distances. The manufactured wire, which is made from steel wire rod, is typically stranded together to create a conductor. Multiple layers of these steel wire strands are then wound around a central core to form a composite conductor. This design enhances the wire's strength and flexibility, making it suitable for enduring extreme weather conditions, wind, and ice loads. Furthermore, steel wire rod plays a critical role in ensuring the durability and reliability of power transmission lines. Its corrosion resistance properties protect the wire from environmental factors such as moisture and chemical exposure, which could otherwise compromise the integrity of the line. To summarize, steel wire rod is essential in the manufacturing of wire for power transmission lines due to its exceptional tensile strength, electrical conductivity, and corrosion resistance properties. It enables the production of high-quality conductors that can efficiently transmit electrical energy over long distances while enduring various environmental challenges and ensuring uninterrupted power supply.
- Q: What are the different inclusion testing methods for steel wire rod?
- Some of the different inclusion testing methods for steel wire rod include optical microscopy, scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDS), and ultrasonic testing. Optical microscopy allows for visual examination of the wire rod to identify any inclusions. SEM and EDS provide more detailed analysis by using electron beams and X-ray detectors to determine the composition and morphology of the inclusions. Ultrasonic testing uses sound waves to detect and analyze any internal defects or inclusions within the wire rod.
- Q: How is the steel wire rod market expected to grow in the future?
- The steel wire rod market is expected to witness steady growth in the future due to several factors. Increasing infrastructure development projects and construction activities worldwide will drive the demand for steel wire rods for reinforcement purposes. Additionally, the growing automotive industry and the need for lightweight, fuel-efficient vehicles will further boost the market. Moreover, the rising demand for steel wire rods in electrical power transmission and manufacturing sectors will contribute to the market's growth. However, the market may face challenges such as fluctuating raw material prices and environmental concerns. Overall, the steel wire rod market is anticipated to expand in the coming years, supported by various end-use industries.
- Q: How is steel wire rod used in the manufacturing of pre-stressed concrete?
- Pre-stressed concrete relies heavily on steel wire rod, an essential component in its manufacturing process. This type of concrete is reinforced with steel cables or bars to enhance its structural strength and durability. Steel wire rod serves as the primary material for producing these steel cables or bars. To manufacture pre-stressed concrete, the steel wire rods undergo a series of processes. Initially, they are drawn through dies to decrease their diameter and increase their tensile strength. This technique, known as cold drawing, results in a wire that is smooth, consistent, and possesses a high strength-to-weight ratio. Afterward, the wire rods are coiled for ease of handling and transportation. In the creation of pre-stressed concrete, the steel wire rod is further processed into strands or individual wires. These strands or wires are then embedded into the concrete structure before it solidifies. Hydraulic jacks are used to tension the steel wires, applying a force greater than the anticipated load the concrete will bear throughout its service life. This tensioning process helps counteract the tensile stresses inherent to concrete, making it more resistant to cracking and deformation. Incorporating steel wire rods into pre-stressed concrete significantly improves the overall strength and durability of the structure. The steel wires act as reinforcement, providing additional strength to the concrete and enabling it to withstand higher loads and resist cracking. This is especially beneficial for applications like bridges, buildings, and other infrastructure projects that require concrete to bear heavy loads or endure challenging environmental conditions. Moreover, pre-stressed concrete structures offer cost-effective advantages over traditional reinforced concrete. The use of steel wire rod reduces the need for additional reinforcement, such as steel bars, resulting in a lighter and more efficient structure. The reduced weight also facilitates faster construction and lowers transportation costs. In conclusion, the utilization of steel wire rod is crucial in the manufacturing of pre-stressed concrete. It enables the creation of steel cables or bars that enhance the strength, durability, and load-bearing capacity of the concrete structure. By incorporating steel wire rods, pre-stressed concrete structures can withstand higher loads, resist cracking, and provide cost-effective solutions for various construction projects.
- Q: How is steel wire rod used in the manufacturing of wire forms for power transmission systems?
- Steel wire rod is an essential component in the manufacturing of wire forms for power transmission systems. It is utilized to create various types of wires that are crucial for the efficient functioning of these systems. Firstly, steel wire rod is used to produce high-strength conductive wires that are used for transmitting electrical power over long distances. These wires are made by drawing the steel wire rod through a series of dies, gradually reducing its diameter and increasing its length. The resulting wire is then coated with a layer of insulation to prevent electrical leakage and ensure safe transmission of power. Additionally, steel wire rod is also employed in the manufacturing of messenger wires and guy wires, which play a crucial role in supporting power transmission lines. Messenger wires are used to carry the weight of the power lines and maintain their tension, while guy wires provide additional support to power transmission towers. Both types of wires are made by twisting multiple strands of steel wire rod together, creating a strong and durable structure that can withstand the weight and strain exerted on them. Moreover, steel wire rod is utilized in the production of various types of suspension and grounding wires that are necessary for power transmission systems. Suspension wires are used to hang power lines between transmission towers, while grounding wires are employed to provide a safe path for stray electrical currents, ensuring the protection of equipment and personnel. These wires are made by twisting or braiding multiple strands of steel wire rod together, creating a robust and reliable structure that can withstand environmental factors and electrical loads. Overall, steel wire rod is an indispensable material in the manufacturing of wire forms for power transmission systems. Its versatility, strength, and durability make it an ideal choice for producing wires that are crucial for the efficient and reliable transmission of electrical power.
- Q: What are the safety precautions to be taken while working with steel wire rod?
- When working with steel wire rods, it is important to follow certain safety precautions to ensure a safe working environment. Some of the precautions include wearing appropriate personal protective equipment (PPE) such as gloves, safety glasses, and steel-toed boots to protect against potential injuries. Additionally, workers should be trained on proper handling techniques, ensuring they are familiar with the weight and dimensions of the wire rods to prevent strain or accidents. It is crucial to use the right tools and equipment for cutting, bending, or manipulating the wire rods to minimize the risk of injury. Regular inspections of the wire rods for any defects or damages are also necessary to prevent accidents. Lastly, maintaining a clean and organized workspace, removing tripping hazards, and implementing proper storage procedures for the wire rods are essential to prevent accidents and injuries.
- Q: What are the key success factors for companies in the steel wire rod industry?
- The key success factors for companies in the steel wire rod industry include efficient production processes, high-quality products, strong supply chain management, competitive pricing, effective marketing and sales strategies, and the ability to adapt to changing market conditions. Additionally, maintaining strong relationships with customers and suppliers, investing in research and development to innovate and improve products, and ensuring compliance with industry regulations are also crucial for success in this industry.
- Q: What are the safety considerations when handling steel wire rod?
- Some safety considerations when handling steel wire rod include wearing protective gloves and eyewear to prevent cuts and potential eye injuries. It is also important to use proper lifting techniques and equipment to avoid strains or back injuries. Additionally, individuals should be cautious of sharp edges and ensure that the wire rod is stored and transported in a secure manner to prevent accidents or damage.
- Q: What are the different types of steel wire rod dimensional inspection methods?
- There are several different types of steel wire rod dimensional inspection methods that are commonly used in the industry. These methods are employed to ensure that the dimensions of the steel wire rods meet the specified requirements and are suitable for their intended applications. Some of the main dimensional inspection methods include: 1. Caliper measurement: This is a basic but effective method that involves using a caliper tool to measure the diameter of the steel wire rod. The caliper provides a quick and easy way to obtain accurate measurements. 2. Micrometer measurement: Micrometers are commonly used for precision measurements in the steel industry. They provide a more accurate measurement than calipers and are typically used to measure the diameter of the wire rod. 3. Optical measurement: Optical measurement methods utilize cameras, lasers, or other optical devices to capture images or collect data about the dimensions of the steel wire rod. These methods can be non-contact and provide high precision measurements. 4. Laser scanning: Laser scanning technology is commonly used to measure the profile or shape of steel wire rods. It involves scanning a laser beam across the surface of the wire rod and capturing the reflected beam to determine the dimensions. 5. Ultrasonic measurement: Ultrasonic measurement methods use sound waves to measure the dimensions of the steel wire rod. Ultrasonic waves are sent through the material, and the time it takes for the waves to bounce back is measured to determine the dimensions. 6. Coordinate measuring machine (CMM): CMMs are advanced measurement systems that use probes and computer software to measure the dimensions of the steel wire rod. They can provide highly accurate and precise measurements. 7. Visual inspection: Visual inspection is a simple method that involves visually examining the steel wire rod for any visual defects or deviations from the specified dimensions. This method is often used as a preliminary inspection before employing more advanced measurement techniques. These are just a few of the various methods used to inspect the dimensions of steel wire rods. Each method has its own advantages and limitations, and the choice of the appropriate method depends on factors such as the required level of accuracy, the complexity of the wire rod's shape, and the available resources and equipment.
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Hot- rolled wire rod
- Ref Price:
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- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
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