Prime quality square alloy steel billet 175mm 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 175mm Q235
Description of Prime quality square alloy steel billet 175mm 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 175mm 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 175mm Q235
Product | Prime quality square alloy steel billet 175mm 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 175mm 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 specifications for alloy steel billets used in the aerospace industry?
- Depending on the specific application and requirements, the specifications for alloy steel billets used in the aerospace industry can vary. However, there are commonly followed general specifications. To begin with, the alloy steel billets used in the aerospace industry must adhere to strict material standards, such as the Aerospace Material Specification (AMS) and the International Organization for Standardization (ISO) standards. These standards guarantee that the material meets the aerospace industry's rigorous demands for mechanical properties, chemical composition, and overall quality. Regarding mechanical properties, the alloy steel billets must possess high strength, exceptional toughness, and good fatigue resistance. These properties are essential for the components of aircraft to withstand the extreme conditions and stress they experience during operation. In addition, precise control of the chemical composition of the alloy steel billets is necessary to ensure the desired alloying elements are present in the correct proportions. Chromium, molybdenum, nickel, and vanadium are common alloying elements used in aerospace grade steels. These elements enhance the material's strength, corrosion resistance, and heat resistance. Furthermore, specific heat treatment processes are employed to achieve the desired microstructure and mechanical properties of the alloy steel billets. Processes such as quenching and tempering, solution annealing, and precipitation hardening are commonly used to optimize the material's strength, hardness, and ductility. The size and shape of the alloy steel billets also play a vital role in their usability. They are typically manufactured in various cross-sectional shapes, such as round, square, and rectangular, to accommodate different aerospace component designs. The billets must be produced with precise dimensions and tight tolerances to ensure compatibility with manufacturing processes and enable the production of high-quality aerospace components. Overall, the specifications for alloy steel billets used in the aerospace industry prioritize high mechanical strength, exceptional toughness, strict control of chemical composition, precise dimensions, and tailored heat treatment processes. These rigorous requirements guarantee that the alloy steel billets meet the demanding performance and safety standards necessary in the aerospace industry.
- Q: How are steel billets used in the manufacturing of shipbuilding parts?
- Steel billets play a crucial role in the manufacturing of shipbuilding parts. These billets are essentially semi-finished steel products, typically in the form of rectangular or square bars, that are used as raw material for further processing in shipbuilding. To begin with, steel billets are subjected to a process called rolling, where they are passed through a series of rollers to reduce their cross-sectional area and increase their length. This rolling process transforms the billets into long, thin sections of steel known as plates or sheets. These plates or sheets are then used to create various shipbuilding components, such as hulls, decks, bulkheads, and superstructures. After the rolling process, the steel plates or sheets are cut into desired sizes and shapes using cutting machines or torches. These cut pieces are then formed, bent, and welded together to form the required shipbuilding parts. For instance, the steel plates may be bent and welded to create curved sections for the ship's hull, or they may be formed into intricate shapes for other components. Moreover, steel billets are also used to produce forged shipbuilding parts. In this case, the billets are heated to a high temperature and then subjected to intense pressure to reshape the steel. This forging process results in stronger and more durable shipbuilding parts, which are often used for critical components like propeller shafts, crankshafts, and turbine blades. In summary, steel billets serve as the starting point in the manufacturing of shipbuilding parts. Through processes like rolling, cutting, forming, and forging, these billets are transformed into plates, sheets, and forged components that are used to construct the various structural and functional elements of ships.
- Q: What are the different types of steel billet surface treatments?
- There are several different types of steel billet surface treatments, including pickling, shot blasting, and painting. Pickling involves removing impurities and oxides from the surface of the billet using an acid solution. Shot blasting is a process in which small metallic or abrasive particles are blasted onto the surface of the billet to remove rust, scale, and other contaminants. Painting involves applying a protective coating or layer of paint to the surface of the billet to prevent corrosion and improve its appearance.
- Q: How are steel billets used in the production of structural steel?
- Steel billets are used as a starting material in the production of structural steel. They are heated and then passed through rolling mills to be shaped into various forms such as beams, columns, and bars. These billets serve as the raw material that undergoes further processes like cutting, bending, and welding to create the final structural steel components used in construction and other applications.
- Q: What is the maximum temperature that a steel billet can withstand?
- The maximum temperature that a steel billet can withstand largely depends on the specific type and grade of steel being used. However, as a general guideline, most steels begin to lose their structural integrity and mechanical properties at temperatures above 800 degrees Celsius (1472 degrees Fahrenheit). At these elevated temperatures, steel starts to undergo significant thermal expansion, which can lead to distortion, warping, and ultimately failure. In certain specialized applications, high-temperature alloys or superalloys can withstand even higher temperatures. These materials are specifically designed to maintain their strength and durability at extreme temperatures, often exceeding 1000 degrees Celsius (1832 degrees Fahrenheit) or more. Nevertheless, it is important to note that the maximum temperature a steel billet can withstand should always be determined by consulting the specific material's technical data sheet or consulting with experts in the field. Variables such as alloy composition, heat treatment, and intended use can all play a role in determining the maximum temperature limit for a steel billet.
- Q: How are steel billets inspected for hardness?
- Various methods and techniques are used to inspect the hardness of steel billets. Among these methods, the Rockwell hardness test is commonly employed. This test measures the depth of penetration of an indenter into the steel surface under a specific load to determine the hardness value. It is a quick and reliable way to assess the hardness of steel billets. Another method used for hardness inspection is the Brinell hardness test. This test involves applying a specific load on a hardened steel ball and measuring the diameter of the resulting indentation on the steel surface. The hardness value is calculated based on the applied load and the diameter of the indentation. The Brinell hardness test is useful for large steel billets or when a larger area needs to be tested. Additionally, the Vickers hardness test can be employed to inspect the hardness of steel billets. This method uses a diamond pyramid-shaped indenter to create an impression on the steel surface. The diagonals of the impression are measured, and the hardness value is determined based on the applied load and the surface area of the impression. The Vickers hardness test is commonly used for materials with high hardness or small components. In addition to these traditional hardness testing methods, advanced techniques such as ultrasonic testing and magnetic induction are also available. Ultrasonic testing involves sending high-frequency sound waves through the steel billet and measuring the time it takes for the waves to be reflected back. Any variations in the hardness of the billet can be detected through changes in the ultrasonic waves. On the other hand, magnetic induction utilizes magnetic fields to assess the hardness of steel. By measuring the electrical conductivity and permeability of the steel billet, the hardness can be estimated. Overall, there are several techniques available for inspecting the hardness of steel billets, including Rockwell, Brinell, and Vickers hardness tests, as well as ultrasonic testing and magnetic induction. These methods provide valuable information about the hardness properties of the billets, enabling manufacturers to ensure the quality and suitability of the steel for various applications.
- Q: How do steel billets contribute to the overall seismic resistance of a structure?
- Steel billets contribute to the overall seismic resistance of a structure by providing strength, ductility, and energy dissipation capabilities. Due to their high strength-to-weight ratio, steel billets help in resisting the lateral forces generated during an earthquake. Their ductility allows them to undergo significant deformation without failure, absorbing and dissipating the seismic energy. Additionally, their uniformity and consistency in material properties make them reliable components for structural systems, enhancing the overall stability and resilience of the structure against seismic events.
- Q: What are the specifications for steel billets used in the aerospace industry?
- The specifications for steel billets used in the aerospace industry typically include high strength, excellent corrosion resistance, and exceptional mechanical properties to withstand extreme conditions experienced during flight. Additionally, these billets need to meet stringent standards for dimensional accuracy, surface finish, and chemical composition to ensure consistent performance and safety in aerospace applications.
- Q: What are the different international trade regulations for steel billets?
- The trade of steel billets is governed by various international trade regulations, each serving different purposes. These regulations are in place to promote fair trade practices, guarantee product quality, and deter unfair competition. Here are some of the key regulations pertaining to steel billets: 1. Tariffs and import duties: To safeguard their domestic steel industries, many countries impose tariffs or import duties on steel billets. These levies differ significantly across nations and may undergo periodic revisions. Importers and exporters must be mindful of these tariffs and factor them into their pricing and cost calculations. 2. Measures against dumping: Anti-dumping regulations exist to prevent the sale of steel billets in foreign markets at prices below their production cost, which can harm domestic industries. If a country determines that steel billets are being dumped into their market, they may implement anti-dumping duties or other measures to address the issue. 3. Trade agreements and barriers: The trade of steel billets can be influenced by international trade agreements, such as free trade agreements or regional trade blocs. These agreements can reduce or eliminate tariffs and other trade barriers between participating countries, facilitating smoother trade flows. Conversely, countries not party to such agreements may face higher trade barriers, making it more challenging to export or import steel billets. 4. Quality and safety standards: Steel billets must meet specific quality and safety standards set by importing countries. These standards encompass dimensions, chemical composition, mechanical properties, and other attributes. Importers and exporters must ensure that their steel billets comply with these standards to avoid rejection or additional inspection upon arrival. 5. Export controls: Certain countries impose export controls or restrictions on selected commodities, including steel billets, to secure domestic supply or protect national security interests. These controls can limit the quantity or destination of steel billet exports, necessitating exporters to acquire licenses or permits before shipping. 6. Documentation and customs requirements: The international trade of steel billets necessitates accurate documentation and adherence to customs procedures. Exporters must furnish complete and precise documentation, comprising commercial invoices, packing lists, certificates of origin, and other pertinent documents. Importers must abide by customs requirements and settle any applicable duties or fees. Remaining up-to-date with these international trade regulations is crucial for businesses involved in the trade of steel billets. Regular monitoring of changes in tariffs, anti-dumping measures, trade agreements, and quality standards is necessary to ensure compliance and make well-informed business decisions.
- Q: How are steel billets used in the production of aerospace parts?
- Steel billets are used in the production of aerospace parts as they serve as the starting material for forging or machining processes. These billets are heated, shaped, and then further processed to create the desired components, such as engine parts, landing gear components, or structural elements, which are crucial for the performance and safety of aerospace machinery.
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Prime quality square alloy steel billet 175mm 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
OKorder Financial Service
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