Steel Billet from China Alibaba Q215 Q235 Q275
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 17684 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Specification
Size:
100mm to 165mm
Length:
6~12meters
Grade:
Q195/Q215/Q235/Q275
Price term:
FOB/CIF/ CFR according to clients requirements
Payment terms:
100%Irrevercable L/C at sight or T/T
Steel billets have distinct characteristics as compared with already furnished steel bars and products. Billets
have a specific grain structure, which enables the metal to be processed more intricately. Steel billets are also
known for their malleability and ductility, especially when exposed to varying temperatures during shaping and
molding.
Used for the plant, the bridge,shipment building high-rise building construction,lifting and transportation machinery, equipment manufracturing base building the support
foundation pile manufacturing.
Gade:
Standard | C(%) | Mn(%) | S(%) | P(%) | Si(%) |
Q195 | ≤0.12 | ≤0.50 | ≤0.040 | ≤0.035 | ≤0.30 |
Q235 | ≤0.20 | ≤1.40 | ≤0.045 | ≤0.045 | ≤0.35 |
Q275 | ≤0.22 | ≤1.50 | ≤0.045 | ≤0.045 | ≤0.35 |
20MnSi | 0.17-0.25 | 1.2-1.6 | ≤ 0.050 | ≤ 0.050 | 0.40-0.80 |
3SP | 0.14-0.22 | 0.40-0.85 | ≤ 0.050 | ≤ 0.040 | 0.05-0.15 |
5SP | 0.28-0.37 | 0.50-1.00 | ≤ 0.050 | ≤ 0.040 | 0.15-0.30 |
Other Specifications
Squar Tolerance: ±4
Length Tolerance: +100mm
Romboidity/Difference Diagonals: no more than 0.7%
Camber: no more than 1.5%(%)
Twist: no more than 3 degrees per 1 meter length
Our Advantage
* Professional Personnel of Steel Trading
* Strong Steel Industry Background
* Conveniently Geographic Location
Our Commitment
* Sincere, Practical, Efficient and Developing
* High Quality Steel Production
* Competitive Price and Timely Delivery
Packing :
Within 30 days
1.Standard export package
2.In bundles with steel strips
3.As the requirements of the customers
FAQ:
Q: How to get quotation?
A: When we receive your detailed enquiry, we will set the best price based on standard,
steel grade, outer diameter, wall thickness, quantity, country.
And we will send quotation to your mailbox.
Q:How to guarantee the quality of the products?
A:We have established the international advanced quality management system,every link from raw material
to final product we have strict quality test;We resolutely put an end to unqualified products flowing into the market.
At the same time, we will provide necessary follow-up service assurance.
Q:How long can we receive the product after purchase?
A :In the purchase of product within three working days, We will arrange the factory delivery as soon as possible.
The pecific time of receiving is related to the state and position of customers.
- Q:How are steel billets used in the manufacturing of hydraulic cylinders?
- Steel billets are used in the manufacturing of hydraulic cylinders as the raw material. These billets are carefully shaped, machined, and processed to create the cylinder's main body, ensuring its strength, durability, and resistance to pressure. The steel billets are precisely cut, heated, and forged into the desired shape, forming the base structure of the hydraulic cylinder.
- Q:How are steel billets inspected for quality control?
- To ensure the quality of steel billets, a series of rigorous tests and inspections are conducted. The process begins with a visual examination, where any visible defects, irregularities in shape or size, surface finish issues, or signs of cracks or inclusions are carefully assessed. Following the visual inspection, non-destructive testing techniques, such as ultrasonic testing (UT) and magnetic particle inspection (MPI), are applied to the billets. UT utilizes high-frequency sound waves to detect internal flaws or defects, while MPI employs magnetic fields and iron particles to identify surface cracks or discontinuities. Additionally, destructive tests are performed to evaluate the mechanical properties of the billets. Tensile testing, for instance, involves subjecting a sample to tension until it fractures in order to measure its strength and elongation properties. Hardness testing, on the other hand, employs methods like Rockwell or Brinell tests to determine the billet's resistance to indentation or deformation. Chemical analysis plays a crucial role in quality control as well. Samples extracted from the billets undergo spectroscopic analysis to determine their chemical composition, ensuring compliance with the required specifications and standards. Moreover, dimensional measurements are carried out to verify the accuracy of the billets in terms of length, diameter, and other dimensional tolerances. Precision measuring tools like micrometers and calipers are utilized for this purpose. In conclusion, a comprehensive approach encompassing visual inspection, non-destructive testing, destructive testing, chemical analysis, and dimensional measurements is implemented to guarantee the quality of steel billets. This comprehensive quality control process effectively detects any defects or inconsistencies, ensuring that the billets meet the necessary standards and are suitable for further processing within the steel industry.
- Q:What are the different types of cutting machines used for steel billets?
- Steel billets can be cut using different types of cutting machines, each designed to ensure efficient and precise cuts for desired dimensions and quality. 1. Bandsaw machines, widely utilized for cutting steel billets, employ a continuous loop of toothed metal blade guided around wheels. The billet is fed into the machine, and the blade cuts through it with high precision. 2. Circular saw machines, equipped with circular metal blades with teeth, are commonly used to cut large billets into smaller pieces. These machines can be operated manually or automatically, depending on the specific application. 3. Waterjet cutting machines employ a high-pressure stream of water mixed with abrasive materials to accurately cut through steel billets of varying thicknesses and shapes. This method is known for its versatility. 4. Plasma cutting machines utilize a plasma torch to cut steel billets. An electric arc generated by the torch passes through a small nozzle, releasing ionized gas. The heat from the arc melts the metal, while the gas blows away the molten material, resulting in a precise cut. 5. Laser cutting machines employ a high-powered laser beam to melt or vaporize steel billets, creating precise cuts with high speed and accuracy. 6. Shearing machines are commonly used to cut steel billets into specific lengths or shapes. These machines apply a shearing force using a blade or a pair of blades, making them suitable for high-volume production settings. The choice of cutting machine depends on factors such as desired cut quality, speed, and specific requirements of the steel billet cutting process, as each machine has its own advantages and limitations.
- Q:How are steel billets measured?
- Steel billets are typically measured using various instruments such as calipers, micrometers, or laser measurement systems to accurately determine their dimensions, including length, width, and height. These measurements are crucial for ensuring quality control and meeting specific industry standards.
- Q:What are the different types of steel billet quality control tests?
- There are several different types of steel billet quality control tests that are conducted to ensure the integrity and suitability of the billets for further processing. These tests are essential in detecting any defects or inconsistencies in the billets, and they help to maintain the desired quality standards in the steel industry. Some of the common types of steel billet quality control tests include: 1. Visual Inspection: This test involves a visual examination of the billets to identify any surface defects such as cracks, seams, or dents. It is the most basic form of quality control and can be performed quickly. 2. Dimensional Inspection: In this test, the dimensions of the billets are measured and compared against the specified tolerances. This ensures that the billets are within the required size range and meet the dimensional requirements for subsequent processing. 3. Chemical Composition Analysis: This test involves analyzing the chemical composition of the steel billets to ensure that they meet the specified chemical requirements. It includes determining the percentages of various elements such as carbon, manganese, sulfur, and phosphorus. 4. Mechanical Testing: This test is performed to evaluate the mechanical properties of the steel billets, such as tensile strength, yield strength, and elongation. These properties are crucial in determining the suitability of the billets for specific applications. 5. Ultrasonic Testing: This non-destructive testing method uses ultrasonic waves to detect internal defects in the billets, such as cracks or voids. It is particularly useful in identifying hidden defects that may not be visible during visual inspection. 6. Magnetic Particle Inspection: This test involves applying a magnetic field to the billets and then applying magnetic particles to the surface. Any surface or near-surface defects will cause the particles to gather, indicating the presence of a defect. 7. Eddy Current Testing: This method uses electromagnetic induction to detect surface defects or variations in the billets' electrical conductivity. It is effective in identifying cracks, voids, or inconsistencies in the billets' microstructure. 8. Microstructure Analysis: This test involves examining the microstructure of the steel billets under a microscope to assess their homogeneity, grain size, and presence of any undesirable phases. It helps in determining the overall quality and suitability of the billets for further processing. These tests, along with various other specific tests, form an integral part of steel billet quality control. By conducting these tests, manufacturers can ensure that the billets meet the required standards and possess the necessary properties for their intended applications.
- Q:What are the different types of defects that can occur during steel billet production?
- There are several types of defects that can occur during steel billet production. Some common defects include surface cracks, internal voids or inclusions, segregation, surface roughness, and dimensional deviations. Surface cracks can occur due to improper cooling or handling, while internal voids or inclusions can be caused by impurities in the raw materials. Segregation refers to uneven distribution of elements within the billet, leading to inconsistent properties. Surface roughness can result from inadequate surface preparation or poor rolling conditions. Dimensional deviations can occur due to improper alignment or adjustment of the equipment.
- Q:How do steel billets contribute to the manufacturing of telecommunications devices?
- The manufacturing of telecommunications devices heavily relies on steel billets in several ways. Firstly, steel billets are utilized as raw materials for producing various components essential for telecommunications devices. These components comprise structural frames, housing, brackets, and mounts, among others. Steel's strength and durability make it an ideal choice for these parts as they must endure harsh environments and provide stability to the devices. Additionally, steel billets find extensive use in the production of transmission towers and antenna masts, which are crucial for efficient signal transmission and reception in the telecommunications industry. These towers and masts necessitate sturdiness and the ability to support heavy equipment to ensure uninterrupted communication. Steel, with its high strength and load-bearing capacity, is an optimal material for fulfilling these requirements. Moreover, steel billets are also employed in manufacturing cable trays and conduits, which are indispensable for organizing and safeguarding various cables used in telecommunications devices. These cable management systems guarantee proper routing and protection of cables from external factors like moisture, heat, and physical damage. Steel's resistance to corrosion and its ability to withstand extreme conditions make it an excellent choice for fulfilling these purposes. Apart from its physical properties, steel billets contribute to the manufacturing of telecommunications devices due to their cost-effectiveness. Steel is widely available and relatively inexpensive compared to other materials, making it a preferred choice for manufacturers. Its versatility and ease of fabrication further enhance the efficient production of telecommunications devices. In conclusion, steel billets play a vital role in the manufacturing of telecommunications devices by providing raw materials for various components, supporting infrastructure, and ensuring efficient cable management. Their strength, durability, cost-effectiveness, and availability make them an indispensable material in the telecommunications industry.
- Q:Can steel billets be used for making hand tools?
- Yes, steel billets can be used for making hand tools. Steel billets are the initial form of steel that can be shaped and processed into various products, including hand tools. The billets can be heated, forged, and machined to create durable and reliable hand tools that can withstand the rigors of daily use.
- Q:How do steel billets contribute to the energy industry?
- Steel billets play a crucial role in the energy industry by serving as the primary raw material for the manufacturing of various energy-related equipment and infrastructure. Steel billets, which are semi-finished steel products, are used extensively in the construction of power plants, oil and gas pipelines, wind turbines, and other energy infrastructure projects. One of the key applications of steel billets in the energy industry is in the production of power plant components. Steel billets are used to manufacture various parts of power plants, including boilers, turbines, and generators. These components require a high level of strength, durability, and resistance to high temperatures and pressure, which steel billets can provide. By using steel billets, power plant manufacturers can ensure the reliability and longevity of their equipment, contributing to the overall efficiency and stability of the energy generation process. Steel billets are also essential for the construction of oil and gas pipelines. These pipelines are crucial for the transportation of oil, natural gas, and other energy resources from production sites to refineries and end-users. Steel billets are used to manufacture the large-diameter pipes that form the backbone of these pipelines. The strength, toughness, and corrosion resistance of steel billets ensure the integrity and safety of the pipeline infrastructure, minimizing the risk of leaks or failures that could result in energy supply disruptions or environmental damage. In addition, steel billets are utilized in the production of wind turbines, which are a rapidly growing source of renewable energy. The towers and foundations of wind turbines are typically made of steel, and steel billets are used to manufacture these components due to their exceptional strength and load-bearing capabilities. By utilizing steel billets, wind turbine manufacturers can construct tall and sturdy towers that can support the rotor and ensure the efficient conversion of wind energy into electricity. Overall, steel billets contribute significantly to the energy industry by enabling the construction of robust and reliable infrastructure. The strength, durability, and versatility of steel billets make them an ideal material for energy-related projects, helping to ensure the efficient and sustainable generation, transportation, and utilization of energy resources.
- Q:How are steel billets used in the production of transmission towers?
- Steel billets are used in the production of transmission towers as the raw material for manufacturing tower sections. These billets are cut, shaped, and welded to create the structural components of the towers, ensuring strength, stability, and durability in supporting electrical transmission lines.
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Steel Billet from China Alibaba Q215 Q235 Q275
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 17684 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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