• Square Steel Billet Hot Sale Q275B/5SP in China System 1
  • Square Steel Billet Hot Sale Q275B/5SP in China System 2
  • Square Steel Billet Hot Sale Q275B/5SP in China System 3
Square Steel Billet Hot Sale Q275B/5SP in China

Square Steel Billet Hot Sale Q275B/5SP in China

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
600 m.t.
Supply Capability:
45555555 m.t./month

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Item specifice

Standard:
ASTM
Technique:
Extruded,EFW,ERW
Shape:
Square,Hexagonal,Round
Surface Treatment:
Copper Coated,Color Coated
Steel Grade:
Q215
Certification:
ISO,SGS,BV,API,BSI
Thickness:
80
Width:
90
Length:
100
Net Weight:
700

Description of steel billet:

Our company is recognized by ISO9001:2008

 1. hot rolled wire rod

 2. material: Q195-235


Festures of steel billet:

1. Drawn wire specialist, your wire rod solution 
2. ISO9001 Certified Mill &SGS

3. Feature: machinability, high hardness, toughness, corrosion resistant


Specifications of steel billet:

Name:

steel billets

LENGTH:

6 meter to 12 meter (+ 50mm)

Size:

100*100, 120*120, 150*150, 200*200

Grade:

3SP,5SP,Q235,20MnSi.

Shape:

Square, Round

Technique:

Hot-Rolled

Standard:

ASTM/GB

BENDING

No more than 5mm in 1 meter
  
No   more than 30mm in 6 meter
  
No   more than 60mm in 12 meter

ANGULAR TWIST

No more than 1 degree per meter and not more than 6 degree   over 12 meter length.

Images of steel billet:

Square Steel Billet Hot Sale Q275B/5SP in China

FAQ:  
1. What is your package?

Packing situation: standard seaworthy packing or as customer required.

2. How long is the lead time?

Delivery time: 45 days after order confirmed.

3. What  payment term do you accept?

Payment: T/T or L/C at sight. 

Q:How are steel wire rods used in the production of tire cords?
The use of steel wire rods is common in tire cord production due to their crucial role in providing strength and durability. Tire cords serve as reinforcement material within the tire's rubber, enhancing its structural integrity and resistance to wear and tear. To manufacture tire cords, steel wire rods undergo a series of processes. Initially, the rods are drawn through a die to decrease their diameter and increase their length. This wire drawing process improves the steel wires' tensile strength and flexibility. Following wire drawing, the steel wire rods undergo further processing through various heat treatment methods. These methods, such as annealing, quenching, and tempering, enhance the mechanical properties of the wire. These treatments significantly improve the wire's strength, elasticity, and resistance to fatigue, making them suitable for the demanding conditions tires experience. Once the steel wire rods have undergone proper treatment, they are then twisted or braided together to form the tire cords. These cords are typically arranged in a crisscross pattern, known as the bias angle, to provide optimal strength and stability to the tire. During the tire manufacturing process, the cords are embedded within the rubber layers. The presence of steel wire cords in tires ensures their ability to withstand the forces exerted during vehicle operation, including cornering, acceleration, and braking. These cords help distribute the load evenly across the tire, improving its handling, stability, and overall performance. Additionally, steel cords contribute to the tires' puncture resistance and longevity, making them more reliable and durable. In conclusion, steel wire rods are crucial in tire cord production, providing strength, durability, and resilience to tires. Through processes such as wire drawing, heat treatment, and twisting or braiding, steel wire rods are transformed into tire cords that enhance the structural integrity and performance of tires in various driving conditions.
Q:What are the different types of steel wire rod finishes?
There are several different types of steel wire rod finishes, including black, galvanized, and coated finishes. Black finish refers to untreated steel wire rod, while galvanized finish involves coating the steel wire rod with a layer of zinc to protect it from corrosion. Coated finishes, on the other hand, may involve the application of various coatings such as epoxy, polyvinyl chloride (PVC), or nylon to enhance the wire rod's durability, aesthetics, or specific application requirements.
Q:How is steel wire rod used in the production of wire grids?
Steel wire rod is used as the primary material in the production of wire grids. It is first processed and shaped into the desired grid pattern, which is then used for various applications such as fencing, shelving, partitions, and reinforcement in concrete structures. Its high strength and durability make it an ideal choice for creating sturdy wire grids that can withstand heavy loads and provide effective containment or support.
Q:What are the main factors affecting the quality of steel wire rod?
There are several main factors that affect the quality of steel wire rod. Firstly, the chemical composition of the steel plays a crucial role. The presence of impurities, such as sulfur and phosphorus, can significantly impact the strength, ductility, and overall quality of the wire rod. Therefore, strict control over the chemical composition is essential to ensure high-quality steel wire rod. Secondly, the manufacturing process and the quality of raw materials used are important factors. The steelmaking process, including melting, refining, and casting, must be carefully controlled to avoid any contamination or defects that could weaken the wire rod. The quality of the raw materials, such as iron ore and scrap metal, also affects the final product. Using high-quality raw materials can result in enhanced mechanical properties and overall quality of the wire rod. Thirdly, the heat treatment process is crucial in determining the quality of steel wire rod. Proper heat treatment, which involves controlled heating and cooling processes, can significantly improve the mechanical properties of the wire rod, such as tensile strength and hardness. It also helps in reducing internal stresses and improving the microstructure of the steel, thereby enhancing its overall quality. Another important factor is the surface quality of the wire rod. Any surface defects, such as cracks, scale, or unevenness, can adversely affect the wire rod's performance in various applications. Therefore, proper surface preparation and inspection are necessary to ensure a smooth and defect-free surface. Furthermore, the mechanical and physical properties of the steel wire rod, such as tensile strength, ductility, and toughness, greatly impact its quality. These properties are influenced by various factors, including the steel's microstructure, grain size, and the presence of any residual stresses. It is important to control and optimize these factors during the manufacturing process to achieve the desired mechanical and physical properties. Lastly, adherence to stringent quality control measures throughout the entire production process is crucial in ensuring the quality of steel wire rod. Regular testing and inspection of the raw materials, intermediate products, and final wire rod are essential to detect any deviations or defects and take corrective actions promptly. In conclusion, the main factors affecting the quality of steel wire rod include the chemical composition, manufacturing process, heat treatment, surface quality, mechanical and physical properties, and adherence to quality control measures. By carefully controlling and optimizing these factors, manufacturers can produce high-quality steel wire rod that meets the desired specifications and performance requirements.
Q:What are the main factors influencing the choice of steel wire rod supplier?
The main factors influencing the choice of steel wire rod supplier include the supplier's reputation in terms of quality and reliability, their ability to meet specific requirements and specifications, competitive pricing, timely delivery, a wide range of product options, and strong customer support and service. Additionally, factors such as the supplier's financial stability, manufacturing capabilities, and their adherence to industry standards and certifications also play a significant role in the decision-making process.
Q:What are the common packaging methods for steel wire rod?
The common packaging methods for steel wire rod include coiling the wire rod into coils or spools, bundling them with steel straps or wire ties, and placing them on wooden pallets or in wooden crates for safe transportation and storage.
Q:How are steel wire rods used in the production of welding electrodes?
Steel wire rods are used in the production of welding electrodes as they serve as the core material for the electrode. The steel wire rods are manufactured with specific chemical composition and mechanical properties to ensure strength and durability. They are then further processed to form the electrode's outer coating, which provides additional properties such as arc stability, slag removal, and alloying elements. Overall, steel wire rods are essential for the production of welding electrodes as they form the backbone of the electrode, enabling efficient and effective welding operations.
Q:What are the common surface defects in steel wire rod?
Common surface defects in steel wire rods include surface cracks, scratches, pits, scale, rust, and surface decarburization. These defects can affect the quality and performance of the wire rods and may require additional processing or surface treatment to rectify.
Q:What are the main factors affecting the quality of steel wire rod?
The main factors affecting the quality of steel wire rod include the choice of raw materials, the manufacturing process, and the use of proper heat treatment techniques. The composition and cleanliness of the raw materials used, such as iron ore and scrap metal, greatly influence the final quality of the steel wire rod. Additionally, the manufacturing process, including the use of advanced technologies and quality control measures, plays a crucial role in ensuring the desired characteristics of the wire rod. Lastly, proper heat treatment techniques, such as annealing or quenching, significantly impact the mechanical properties and overall quality of the steel wire rod.
Q:What are the different types of defects that can occur in steel wire rod?
Steel wire rods can have various defects, which can arise from manufacturing or external factors. Examples of defects include surface, internal, and dimensional defects. Surface defects, such as scratches, pits, cracks, and scale, are easily visible and can occur due to mishandling, improper storage, or issues during rolling or finishing processes. These defects can affect the appearance and functionality of the wire rods, often requiring additional processing or treatment for correction. Internal defects, which are not visible from the surface, can weaken the wire rod and reduce its mechanical properties. Inclusions are foreign particles trapped within the steel matrix during manufacturing, voids are areas lacking material, and segregations refer to variations in composition or structure. These defects make the wire rod more susceptible to failure under stress or load. Dimensional defects refer to variations or deviations from specified dimensions and tolerances. These defects can include differences in diameter, out-of-roundness, straightness, or surface finish. Issues with the rolling process, cooling or heat treatment, or variations in raw materials can cause these defects. They can affect the suitability and performance of the wire rod for its intended use. To minimize defects, it is crucial to follow proper manufacturing practices, implement quality control measures, and adhere to industry standards and specifications. Regular inspection and testing of wire rods can help detect and rectify any defects, ensuring the production of high-quality and dependable steel wire rods.

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