Z28 BMP Rolled Steel Coil Construction Roofing Construction
- 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 Z28 BMP Rolled Steel Coil Construction Roofing Construction
Description of Z28 BMP Rolled Steel Coil Construction Roofing Construction
PPGI is made by cold rolled steel sheet and galvanized steel sheets as baseplate, through the surface pretreatment (degreasing, cleaning, chemical conversion processing), coated by the method of continuous coatings (roller coating method),
and after roasting and cooling. Zinc coating: Z60, Z80, Z100, Z120, Z180, Z275, G30, G60, G90
Alu-zinc coating: AZ60, AZ80, AZ100, AZ120, AZ180, G30, G60, G90
Main Feature of Z28 BMP Rolled Steel Coil Construction Roofing Construction
1) Excellent corrosion resistance: The zinc layer provides a good protection of Pre-painted Galvanizeed Steel Sheet.
2) High heat resistance: The reflective surface of the material aids in efficiently reflecting the sunlight away and in turn reducing the amount of heat transmitted. The thermal reflectivity converts into energy savings.
3) Aesthetics: Pre-Painted Galvanized steel sheet is available in plethora of patterns and multiple sizes as per the requirements that given by our customers.
4) Versatility: can be used in the various areas.Standard seaworthy export packing: 3 layers of packing, inside is kraft paper, water plastic film is in the middle and outside GI steel sheet to be covered by steel strips with lock, with inner coil sleeve.
Applications of Z28 BMP Rolled Steel Coil Construction Roofing Construction
1. Construction and building: roofing; ventilating duct; handrail; partition panel;etc.
2. Electric appliance: refrigerator; washing machine; refrigerator; DVD;etc.
3.Transportation: oil tank; road sign; etc.
4.Agriculture:barn; etc.
5.Others:vending machine; game machine; etc. 
Specifications of Z28 BMP Rolled Steel Coil Construction Roofing Construction
| Classified symbol | Yield Point Minimum N/mm2 | Tensile Strength Minimum | Elongation Minimum % | Application | ||||
| N/mm2 | Nominal Thickness mm (t) | |||||||
| JIS | Yogic | 0.25-0.4 | 0.4-0.6 | 0.6-1.0 | 1.0-1.6 | |||
| G3312 | specification | |||||||
| CGCC | CGCC | -205 | -270 | -20 | -21 | -24 | -24 | Commercial |
| CGCD | CGCD | --- | 270 | --- | 27 | 31 | 32 | Drawing |
| --- | CG340 | 245 | 340 | 20 | 20 | 20 | 20 | Structural |
| CGC400 | CG400 | 295 | 400 | 16 | 17 | 18 | 18 | Structural |
| CGC440 | CG440 | 335 | 440 | 14 | 15 | 16 | 18 | Structural |
| CGC490 | CG490 | 365 | 490 | 12 | 13 | 14 | 16 | Structural |
| CGC570 | CG570 | 560 | 570 | --- | --- | --- | --- | Structural |
| ASTM Designation | Yield Point Minimum | Tensile Strength Minimum | Elongation Minimum % | Application | Q/BQB 445-2004(China standard) | ASM A653/A653M | JISG 3312 | |
| ksi(MPa) | ksi(MPa) | TDC51D+Z | (CS TYPE A+Z) | CGCC | ||||
| A653(M)-99 CS TYPE A,B,C | --- | --- | --- | Commercial | TDC52D+Z | CGCD | ||
| A653(M)-99 FS | --- | --- | --- | Lock Forming | TS250GD+Z | (G250+Z) | - | |
| A653(M)-99 DS | --- | --- | --- | Drawing | TS300GS+Z | (G300+Z) | CGC 400 | |
| A653(M)-99 SS Grade33(230) | 33(230) | 45(310) | 20 | Structural | TS350GD+Z | (G350+Z) | CGC490 | |
| A653(M)-99 SS Grade37(255) | 37(255) | 52(360) | 18 | Structural | TS550GD+Z | (G550+Z) | CGC570 | |
| A653(M)-99 SS Grade40(275) | 40(275) | 55(380) | 16 | Structural | ||||
| A653(M)-99 SS Grade50(345) | 50(345) | 65(450) | 12 | Structural | ||||
| A653(M)-99 SS Grade80(550) | 80(550) | 82(570) | --- | Structural | ||||
FAQ of Z28 BMP Rolled Steel Coil Construction Roofing Construction
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?
1, ISO, BV, CE, SGS approved.
2, Competitive price and quality.
3, Efficient service team online for 24 hours.
4, Smooth production ability(50000tons/month) .
5, quick delivery and standard exporting package.
6, Flexible payment with T/T, L/C, Paypal, Kunlun bank, etc .
- Q: How are steel billets used in the production of aerospace structures?
- Steel billets are an essential component in the production of aerospace structures. These billets are typically made from high-quality steel and serve as the starting material for various aerospace components. They are used in forging, which is a manufacturing process that involves shaping the metal by applying compressive forces. Aerospace structures, such as aircraft frames, wing spars, landing gear components, and engine parts, require materials with exceptional strength, durability, and resistance to fatigue. Steel billets provide these qualities, making them ideal for the aerospace industry. The production of aerospace structures begins with the selection of the appropriate steel billets. These billets are carefully inspected to ensure they meet the required specifications and quality standards. Once approved, they undergo a series of processes, including heating, forging, and machining, to transform them into the desired shape and size. During the forging process, the steel billets are heated to a specific temperature and then subjected to intense pressure, either through hammering or pressing. This force causes the billets to deform and take the shape of the aerospace component being manufactured. The precise control of temperature and pressure ensures that the resulting structure has the desired mechanical properties and meets the stringent safety requirements of the aerospace industry. After forging, the aerospace structures are further machined and finished to achieve the necessary dimensional accuracy and surface quality. This may involve cutting, drilling, milling, and grinding processes. The steel billets' ability to withstand these machining operations without compromising their structural integrity is crucial in producing aerospace structures that meet the stringent performance standards. In summary, steel billets play a vital role in the production of aerospace structures by providing the necessary strength, durability, and fatigue resistance. Through forging and subsequent machining processes, these billets are transformed into various components, ensuring the structural integrity and safety of aerospace systems. The utilization of high-quality steel billets guarantees that the resulting structures meet the demanding requirements of the aerospace industry.
- Q: How do steel billets contribute to the manufacturing of renewable energy systems?
- Steel billets are essential for the manufacturing of renewable energy systems as they are used to create structural components such as frames, supports, and turbine towers. These billets provide the necessary strength and durability to withstand the harsh environmental conditions that renewable energy systems are exposed to. Additionally, steel billets can be recycled, making them a sustainable choice for the production of renewable energy systems.
- Q: How are steel billets used in the manufacturing of electrical components?
- Steel billets are commonly used in the manufacturing of electrical components due to their advantageous properties and suitability for specific applications. The process begins with the production of steel billets, which are solid rectangular or square bars of steel formed through casting or hot rolling. In the manufacturing of electrical components, steel billets serve as a raw material that undergoes various processes to be transformed into specific components. One such example is the production of transformer cores, which are vital components in electrical transformers. Transformer cores made from steel billets offer high magnetic permeability, low hysteresis loss, and low electrical conductivity, making them ideal for magnetic induction applications. To manufacture transformer cores, the steel billets are first heated and then passed through a series of rolling mills to shape them into thin laminations. These laminations are then stacked together and insulated using an insulating material such as varnish or paper, forming a core that effectively transfers electrical energy between two or more coils. Steel billets are also used in the production of electrical connectors, terminals, and busbars. These components require high strength, good electrical conductivity, and corrosion resistance. Steel billets can be further processed to create these components through various methods such as forging, machining, or extrusion. In addition to transformers and electrical connectors, steel billets can be used in the manufacturing of other electrical components such as motor cores, switchgear panels, and circuit breaker parts. The versatility of steel billets allows for the production of components with different shapes and sizes, catering to the specific requirements of the electrical industry. Overall, steel billets play a crucial role in the manufacturing of electrical components by providing a strong, durable, and cost-effective raw material that can be shaped and processed to meet the diverse needs of the electrical industry.
- Q: What are the different methods of steel billet surface coating?
- There are several methods of steel billet surface coating, including hot-dip galvanizing, electroplating, powder coating, and thermal spray coating.
- Q: What is the difference between carbon three plants and carbon four plants?
- Also known as C4 plants. Such as corn, sugar cane, sorghum, amaranth and so on.CO2 is the first product of the assimilation of photosynthetic carbon cycle in three carbon compounds 3- phosphoglycerate plants, known as carbon three plants (C3 plants), such as wheat, soybeans, cotton, tobacco, etc.. C3 plants have higher CO2 compensation points than C4 plants, so the survival rate of C3 plants is lower than that of C4 plants when the CO2 content is low.By contrast, the division of C3 plant cells is less definite than that of C4 plants, and CO2 uses less efficiently. To some extent, C3 plants may be considered as prokaryotes in plants, whereas C4 plants are more like eukaryotes".
- Q: What are the different international standards for steel billets?
- Steel billets, which serve as raw materials for the production of various steel products, must comply with several international standards. Notable examples of these standards include: 1. ASTM A615/A615M: This standard specifies the characteristics of deformed carbon-steel bars used for reinforcing concrete. It also covers the requirements for billets utilized in the manufacturing process of these bars. 2. EN 10025: Of European origin, this standard outlines the technical delivery conditions for structural steel products. It encompasses a wide range of steel grades, including billets, which find application in construction and engineering. 3. JIS G3112: Hailing from Japan, this Industrial Standard defines the specifications for steel bars, including billets, used in concrete reinforcement. It guarantees the quality and performance of steel billets within the construction industry. 4. GB/T 699: A Chinese standard, this document establishes the technical requirements for high-quality carbon structural steel, including billets. It encompasses aspects such as chemical composition, mechanical properties, and heat treatment. 5. IS 2830: This Indian Standard outlines the specifications for carbon steel billets used in general engineering purposes. It encompasses requirements related to chemical composition, mechanical properties, and dimensional tolerances. By adhering to these international standards, industries across the globe can ensure the consistency, quality, and safety of steel billets. The adherence to such standards facilitates the uniformity and encourages global trade of steel products.
- Q: What is the average weight of a steel billet?
- The average weight of a steel billet varies depending on its dimensions and specific grade. However, a typical range for the average weight of a steel billet is between 1,000 and 5,000 pounds.
- Q: What are the different types of defects that can occur in steel billets?
- Steel billets can have various types of defects, which may arise during manufacturing or due to external factors. Common defects are as follows: 1. Surface defects: Scratches, pits, scabs, scale, and cracks can be found on the outer surface of the billet. These defects occur because of mishandling, improper cooling, or contamination during manufacturing. 2. Internal defects: Voids, porosity, inclusions, and segregation are defects that exist within the billet body and are not visible on the surface. They occur due to improper solidification, incorrect casting, or impurities in the steel. 3. Dimensional defects: When the billet fails to meet the desired dimensions or tolerances, dimensional defects arise. These defects include variations in length, width, thickness, or straightness. Improper rolling, uneven cooling, or equipment misalignment can cause such defects. 4. Mechanical defects: The mechanical properties of the steel billet are affected by these defects. They can include improper grain structure, low hardness, brittleness, or poor toughness. Mechanical defects occur due to improper heat treatment, incorrect alloy composition, or inadequate rolling processes. 5. Weld defects: For welded billets, defects related to the welding process can occur. Lack of fusion, incomplete penetration, porosity, or cracks in the weld zone are common weld defects. Improper welding parameters, inadequate preparation, or contamination during the welding process can cause such defects. To ensure the quality and integrity of steel billets, it is crucial to detect and address these defects. Various inspection techniques, such as visual inspection, ultrasonic testing, magnetic particle testing, or radiographic testing, can be employed to identify and classify these defects.
- Q: What are the environmental impacts of manufacturing steel billets?
- The manufacturing of steel billets has significant environmental impacts due to the extraction and processing of raw materials, energy consumption, and waste generation. 1. Raw material extraction: The primary raw materials used in steel billet production are iron ore, coal, and limestone. Extracting these resources often involves mining, which can lead to deforestation, habitat destruction, soil erosion, and water pollution. Additionally, the extraction of iron ore requires large amounts of water, which can strain local water supplies. 2. Energy consumption: Steel billet production requires high temperatures, typically achieved through the combustion of fossil fuels such as coal and natural gas. This process is energy-intensive and contributes to greenhouse gas emissions, including carbon dioxide (CO2) and nitrogen oxides (NOx), which are major contributors to climate change and air pollution. 3. Air pollution: The combustion of fossil fuels in steel production also releases particulate matter (PM), sulfur dioxide (SO2), and other pollutants into the air. These emissions can have detrimental effects on human health, causing respiratory problems and contributing to the formation of smog. 4. Water pollution: Steel manufacturing generates wastewater containing various chemicals and heavy metals. If not properly managed, these pollutants can contaminate water bodies, harming aquatic ecosystems and posing risks to human health. Additionally, the cooling of steel production equipment often requires large amounts of water, leading to water scarcity in some areas. 5. Waste generation: Steel production generates significant amounts of waste, including slag, dust, and sludge. These by-products can contain toxic substances and require careful handling and disposal to prevent soil and water contamination. To mitigate these environmental impacts, various measures can be implemented. These include adopting cleaner production technologies, improving energy efficiency, promoting recycling and reuse of materials, implementing effective waste management practices, and investing in renewable energy sources. Additionally, companies can work towards reducing their overall carbon footprint by implementing carbon capture and storage technologies or transitioning to low-carbon energy sources such as electric arc furnaces powered by renewable energy. Furthermore, government regulations and international agreements can play a crucial role in enforcing environmental standards and promoting sustainable practices in the steel manufacturing industry.
- Q: How do steel billets contribute to the overall vibration resistance of a structure?
- Steel billets, due to their specific characteristics, significantly contribute to the overall vibration resistance of a structure. First and foremost, steel is a very dense and rigid material, which means that it possesses a high natural frequency. This high natural frequency allows steel billets to absorb and dissipate the energy generated by external vibrations more effectively than other materials. Moreover, steel billets have excellent damping properties. Damping refers to the ability of a material to reduce the amplitude of vibrations over time. Steel billets, being highly dense and rigid, are able to absorb and dissipate vibrations quickly, preventing them from propagating throughout the structure. This helps in reducing the overall vibration levels and, subsequently, increasing the overall vibration resistance of the structure. Furthermore, steel billets possess high tensile strength and stiffness, which allow them to resist deformation under dynamic loads. This means that when subjected to vibration forces, steel billets are able to maintain their shape and structural integrity, minimizing the risk of failure or damage. The high tensile strength of steel also enables it to withstand the impact of external forces without undergoing significant deformation or permanent damage. In addition, steel billets can be designed and manufactured to specific dimensions and shapes, allowing for precise integration into various structural components. This ensures that the steel billets are optimally positioned within the structure, enhancing their vibration resistance capabilities. Overall, steel billets contribute to the overall vibration resistance of a structure by effectively absorbing and dissipating vibrations, resisting deformation, and maintaining their structural integrity. Through these properties, steel billets help to minimize the impact of external vibrations and ensure the longevity and stability of the structure.
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Z28 BMP Rolled Steel Coil Construction Roofing Construction
- 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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