Prime quality square alloy steel billet 85mm Q235
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
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Structure of Prime quality square alloy steel billet 85mm Q235
Description of Prime quality square alloy steel billet 85mm Q235
1. Prepainted steel coil is coated with organic layer, which provides higher anti-corrosion property and a longer lifespan than that of galvanized or galvalume steel sheets.
2. The base metals for prepainted steel coil consist of cold rolled, HDGI Steel, electro-galvanized and hot-dip alu-zinc coated steel. The finish coats of prepainted steel coil can be classified into groups as follows: polyester, silicon modified polyesters, polyvinylidene fluoride, high-durability polyester, etc.
3. The production process has evolved from one-coating-and-one-baking to double-coating-and-double-baking, and even three-coating-and-three-baking.
4. The color of the prepainted steel coil has a very wide selection, like orange, cream-colored, dark sky blue, sea blue, bright red, brick red, ivory white, porcelain blue, etc.
5. The prepainted steel coils can also be classified into groups by their surface textures, namely regular prepainted sheets, embossed sheets and printed sheets.
Main Feature of Prime quality square alloy steel billet 85mm Q235
Uncoated CR steel sheet
With the features of in line with the international highest standards in demension and shape, excellent surface finish and properties, the products are mainly used in home appliance and automobile industries.
Galvanized steel sheet(include HDG and EG)
With the features of good corrosion resistance, the products are mainly used in automobile, home appliance, electronics, building and machinery manufacture industries, etc.
Precoated steel sheet
With the features of enviromental protection and good processablility, long lasting surface durability, rich in colors, the products are maily used in building, home appliance and furniture industries, etc.
Applications of Prime quality square alloy steel billet 80mm Q235
Construction
Manufacture anticorrosion, industrial and civil architecture roof boarding, roof grille
Light industries
Home appliance's case, civil chimney, kitchen utensils
Auto industry
Corrosion resistant parts of cars
Agriculture
Food storage, meat and aquatic products' freezing and processing equipment
Commerce
Equipments to store and transport materials, and packing implements
Specifications of Prime quality square alloy steel billet 85mm Q235
Product | Prime quality square alloy steel billet 85mm Q235 |
Material Grade | SGCC / SGCH / DX51D+AZ, etc |
Thickness | 0.6-3.0mm |
Width | 500-1500mm |
Tolerance | Thickness: +/-0.02mm , Width:+/-2mm |
Zinc-coating | Z30-150g/m2 |
Technique | Raw material: Hot rolled steel coil --> Cold rolled_>hot dipped galvalume |
Surface | Dried, Chromated, Unoiled |
Spangle | Regular spangle , small spangle, zero spangle |
ID | 508MM 610MM |
Coil weight | 1-25MT |
Export package | Cardboard inner sleeves, Waterproof paper, galvanized steel covered and steel strip packed |
FAQ of Prime quality square alloy steel billet 85mm Q235
We have organized several common questions for our clients，may help you sincerely：
1. How Can I Visit There?
Our company is located in Tianjin City, China, near Beijing. You can fly to Tianjin Airport Directly. All our clients, from home or aboard, are warmly welcome to visit us!
2. How Can I Get Some Sample?
We are honored to offer you sample.
3. Why choose CNBM?
Our delivery time about 15-20days for standard sizes, if you have other requirements like hardness, quanity and width ,it is about 20-40days. But don't worry we also try our best for the delivery time ,because time longer and our cost is higher.
- Q:What are the different surface treatments for improved surface lubrication in steel billets?
- To enhance surface lubrication, there are multiple techniques available for treating steel billets. These treatments target the reduction of friction and wear during manufacturing processes like rolling or extrusion. Some commonly used methods to improve surface lubrication in steel billets are: 1. Phosphating: By applying a phosphate coating to the steel surface, this treatment creates a thin layer of phosphate compound. Acting as a lubricant, it minimizes friction between the billet and machinery during processing. 2. Nitriding: Through the introduction of nitrogen into the steel surface, nitriding forms a nitride layer. This layer enhances the billet's surface hardness, wear resistance, and lubrication properties, reducing friction. 3. Electroplating: This treatment involves depositing a layer of metal, such as zinc or nickel, onto the surface of the steel billet. Besides improving lubrication, it also offers corrosion protection, extending the billet's lifespan. 4. Surface coating: Different types of coatings, such as Teflon or polymer-based coatings, can be applied to steel billets. These coatings create a low-friction surface, preventing sticking or galling during processing. 5. Shot peening: Shot peening is a mechanical surface treatment that bombards the steel surface with small, high-velocity metal shots. This process induces compressive stress in the surface layer, enhancing wear resistance and reducing friction. 6. Case hardening: Case hardening involves the diffusion of carbon or other alloying elements into the steel surface through heat treatment. This treatment forms a hardened outer layer, improving lubrication properties and reducing friction during processing. In summary, these surface treatments offer advantages such as reduced wear, improved efficiency, and extended tool life for steel billets. The choice of treatment depends on specific application requirements and the desired properties of the billet.
- Q:What are the specifications for tool steel billets used in the automotive industry?
- Tool steel billets used in the automotive industry typically have specific specifications to ensure their suitability for various applications. These specifications are crucial to ensure the desired performance and durability of the tool steel in automotive manufacturing processes. One important specification for tool steel billets used in the automotive industry is the chemical composition. The tool steel must have a specific composition of elements such as carbon, chromium, vanadium, and molybdenum, among others. These elements contribute to the steel's hardness, wear resistance, and toughness, which are essential properties for automotive tooling. Additionally, the tool steel billets must possess a specific hardness range. Hardness is measured using various scales such as Rockwell or Brinell, and the desired hardness depends on the intended application. Higher hardness is generally preferred for tools that require high wear resistance, while lower hardness may be suitable for tools that require toughness and impact resistance. Furthermore, the tool steel billets used in the automotive industry must have excellent dimensional stability. This means that the steel should have minimal dimensional changes during heat treatment and manufacturing processes, ensuring the tools maintain their shape and accuracy over time. Another important specification is the machinability of the tool steel. It should be easy to machine and shape into the desired tooling components without excessive tool wear or difficulty. Good machinability allows for efficient production and reduces costs associated with tooling. The tool steel billets used in the automotive industry should also have good thermal conductivity. This property allows the heat generated during manufacturing processes, such as forging or heat treatment, to be effectively dissipated. Good thermal conductivity helps prevent localized overheating and ensures uniform heat distribution throughout the tool, resulting in consistent performance. Lastly, the tool steel billets should be free from defects and impurities. These include cracks, voids, inclusions, or any other imperfections that can compromise the integrity and performance of the tool steel. Quality control measures, such as non-destructive testing, are typically implemented to ensure the billets meet the required standards. In summary, the specifications for tool steel billets used in the automotive industry encompass factors such as chemical composition, hardness, dimensional stability, machinability, thermal conductivity, and overall quality. These specifications ensure that the tool steel meets the specific requirements of automotive tooling applications, providing durability, performance, and reliability in automotive manufacturing processes.
- Q:What is the role of steel billets in the production of wire rods?
- Steel billets play a crucial role in the production of wire rods. Wire rods are long, cylindrical metal rods that are commonly used in various industrial applications, such as construction, automotive, and manufacturing. The production process of wire rods begins with the melting of steel, which is typically done in an electric arc furnace or a basic oxygen furnace. Once the steel reaches the desired temperature and composition, it is poured into molds to form steel billets. Steel billets are semi-finished products that serve as the starting point for the wire rod manufacturing process. They are solid, rectangular or round bars of steel that undergo further processing to transform them into wire rods. The first step in the conversion of steel billets into wire rods is the reheating process. The billets are heated at a high temperature to make them more malleable and easier to work with. This is typically done in a reheat furnace. After reheating, the billets are passed through a series of rolling mills to reduce their size and shape them into wire rods. These rolling mills use a combination of pressure and heat to deform the steel billets and elongate them into long, thin rods. The process of rolling also helps to improve the mechanical properties of the wire rods, such as their strength and flexibility. Once the wire rods are formed, they may undergo additional treatments, such as cooling, surface treatments, and quality inspections, to meet the specific requirements of different applications. They can be further processed into various products, such as wires, cables, reinforcement bars, or other specialized components. In summary, steel billets are essential in the production of wire rods as they are the starting material that undergoes a series of processing steps, including reheating and rolling, to transform them into the desired shape and properties of wire rods.
- Q:What are the different types of steel billet welding processes?
- There are several different types of steel billet welding processes that are commonly used in various industries. These processes include: 1. Shielded Metal Arc Welding (SMAW): Also known as stick welding, SMAW involves a flux-coated electrode that is manually fed into the welding pool. It is a versatile and widely used process for welding steel billets. 2. Gas Metal Arc Welding (GMAW): This process, commonly known as MIG welding, uses a continuously fed wire electrode and a shielding gas to protect the weld pool. It is a popular method for welding steel billets due to its efficiency and ease of use. 3. Flux-Cored Arc Welding (FCAW): FCAW is similar to GMAW, but it uses a tubular electrode filled with flux instead of a solid wire. This process is often preferred for outdoor or windy conditions as the flux provides better protection against atmospheric contamination. 4. Submerged Arc Welding (SAW): SAW involves feeding a consumable electrode and a granular flux into the weld zone, while the arc remains submerged beneath a layer of flux. It is commonly used for welding large steel billets due to its high deposition rates and deep penetration capabilities. 5. Gas Tungsten Arc Welding (GTAW): Also known as TIG welding, GTAW uses a non-consumable tungsten electrode and a shielding gas to protect the weld pool. It is a precise and high-quality welding process suitable for thin steel billets or applications that require exceptional weld aesthetics. 6. Electroslag Welding (ESW): ESW is a highly efficient process used for welding thick steel billets. It involves melting a consumable electrode and the base metal in a molten slag pool, which provides protection and acts as a filler material. 7. Laser Beam Welding (LBW): LBW utilizes a high-energy laser beam to melt and join steel billets together. It is a precise and fast welding process commonly used in industries such as automotive and aerospace. Each of these welding processes has its own advantages and limitations, and the choice of process depends on factors such as the type and thickness of the steel billet, desired weld quality, production requirements, and cost considerations.
- Q:What are the different types of welding processes used for joining steel billets?
- There are several different types of welding processes that can be used for joining steel billets. Each method has its own unique characteristics and advantages, depending on the specific requirements of the project. Here are some of the most commonly used welding processes for joining steel billets: 1. Shielded Metal Arc Welding (SMAW): Also known as stick welding, SMAW uses a consumable electrode coated in flux to create an arc between the electrode and the base material. This process is versatile and can be used for both thick and thin steel billets, making it widely used in various industries. 2. Gas Metal Arc Welding (GMAW): Commonly known as MIG welding, GMAW uses a continuous wire electrode and a shielding gas to protect the weld from atmospheric contamination. This process offers high productivity and is suitable for welding steel billets of various thicknesses. 3. Flux-Cored Arc Welding (FCAW): Similar to GMAW, FCAW uses a continuously fed tubular electrode filled with flux. This process is ideal for welding thicker steel billets and is often used in heavy fabrication applications. 4. Gas Tungsten Arc Welding (GTAW): Also known as TIG welding, GTAW uses a non-consumable tungsten electrode and a separate filler metal. This process produces high-quality welds and is commonly used for joining steel billets in applications that require precision and aesthetic appeal. 5. Submerged Arc Welding (SAW): SAW involves the use of a continuously fed electrode and a granular flux that covers the weld area. The process is particularly suitable for welding thick steel billets and is often used in the construction of pressure vessels and heavy machinery. 6. Laser Beam Welding (LBW): LBW utilizes a laser beam to generate heat and join the steel billets. This process offers high precision and speed, making it suitable for a wide range of applications, including automotive and aerospace industries. 7. Electron Beam Welding (EBW): EBW uses a high-velocity electron beam to melt and join the steel billets. This process provides deep penetration and precise control, making it ideal for critical applications that require high-quality welds. It is important to consider the specific requirements, thickness, and material properties of the steel billets when selecting the appropriate welding process. Consulting with a welding expert can help determine the most suitable method for a given project.
- Q:What are the different methods of steel billet cooling?
- There are several methods of steel billet cooling, including air cooling, water cooling, and accelerated cooling.
- Q:How are steel billets recycled or reused?
- Steel billets, which are semi-finished metal products, are commonly recycled or reused in various ways. One common method of recycling steel billets is through the process of electric arc furnace (EAF) steelmaking. In this method, the billets are melted down in an electric arc furnace and then used to produce new steel products. This process not only allows for the efficient use of resources but also helps in reducing greenhouse gas emissions and energy consumption compared to primary steel production. Steel billets can also be reused in various industries such as construction, automotive, and manufacturing. They can be reshaped and reformed to create new steel products or used as raw material for forging, rolling, or extrusion processes. By reusing steel billets, the industry can reduce the demand for newly manufactured steel and conserve natural resources. Additionally, steel billets can be recycled through a process called continuous casting. In this process, the molten steel is poured into a continuous casting machine, which produces a solid billet. These billets can be further processed into various steel products such as bars, rods, or wire through hot rolling or cold rolling processes. Furthermore, steel billets can be melted and recast into other forms through the process of remelting. This can be done using technologies like induction melting or vacuum arc remelting, which help in purifying the steel and obtaining desired chemical and mechanical properties. Remelting allows for the production of high-quality steel billets that can be used in specialized applications such as aerospace, defense, or medical industries. In conclusion, steel billets are recycled or reused through various processes such as electric arc furnace steelmaking, continuous casting, remelting, and reshaping. These methods not only contribute to the sustainability of the steel industry but also help in conserving resources, reducing emissions, and meeting the growing demand for steel products.
- Q:Can steel billets be used for decorative purposes?
- Yes, steel billets can be used for decorative purposes. They can be shaped, polished, and finished to create aesthetically pleasing decorative items such as sculptures, architectural elements, and ornamental pieces.
- Q:How are steel billets used in the manufacturing of hydraulic components?
- Hydraulic components rely heavily on steel billets as a crucial raw material for their production. Billets, which are essentially semi-finished steel forms, are typically rectangular or square in shape. They undergo further processing to become various hydraulic components like cylinders, pistons, valves, and fittings. The manufacturing process begins by carefully selecting high-quality steel billets that meet specific mechanical and chemical requirements. These billets are then heated to a specific temperature, making them more malleable and easier to shape. Once heated, the billets undergo a series of mechanical processes such as forging, extrusion, or rolling to achieve the desired shape and size. For instance, in the production of hydraulic cylinders, the heated billets are usually forged or extruded to form the cylinder body. This involves applying high pressure to the billet, causing it to deform and take on a cylindrical shape. The resulting cylinder body is then further machined to precise tolerances to accommodate internal components like pistons, seals, and valves. Similarly, hydraulic valves and fittings are also manufactured using steel billets. The billets undergo various machining techniques such as turning, milling, drilling, and grinding to create intricate shapes and features required for these components. The final products are then subjected to heat treatment or surface treatment to enhance their strength, durability, and corrosion resistance. Steel billets are preferred in the manufacturing of hydraulic components due to their exceptional mechanical properties, including high strength, good ductility, and weldability. These properties ensure that the components can withstand the high pressures, extreme temperatures, and harsh operating conditions commonly experienced in hydraulic systems. In conclusion, steel billets play a vital role in the manufacturing process of hydraulic components. They undergo various mechanical processes to achieve the necessary shapes and sizes needed for cylinders, pistons, valves, and fittings. The use of steel billets guarantees the production of high-quality and reliable hydraulic components that can effectively function in demanding hydraulic systems.
- Q:How are steel billets tested for strength?
- To ensure the quality and appropriateness of steel billets for different uses, they undergo various strength tests. One commonly employed method is the tensile strength test, which involves applying a controlled pulling force to a sample of the billet until it breaks. The maximum force exerted during this test determines the billet's tensile strength. Another crucial test is the hardness test, which evaluates the billet's resistance to indentation. This procedure utilizes a hardness tester that applies a known force to the billet's surface and measures the resulting indentation's depth. The hardness value obtained from this test aids in determining the billet's strength and its ability to endure wear and tear. Additionally, steel billets may also undergo impact testing, in which a pendulum strikes the billet, measuring the energy absorbed during fracture. This test assesses the billet's toughness and its capacity to withstand sudden shocks or impacts. Moreover, ultrasonic testing is frequently conducted to identify any hidden flaws or inconsistencies within the billet. This non-destructive testing method employs high-frequency sound waves to detect internal defects like cracks, voids, or inclusions that may weaken the billet and jeopardize its strength. By combining these tests with other quality control measures, steel billets are thoroughly examined for strength and suitability in various industrial applications, including construction, automotive, and manufacturing.
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Prime quality square alloy steel billet 85mm Q235
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 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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