Z29 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 Z29 BMP Rolled Steel Coil Construction Roofing Construction
Description of Z29 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 Z29 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 Z29 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 Z29 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 Z29 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:What are the different methods of steel billet surface honing?
- There are various techniques available for honing the surface of steel billets, each serving a specific purpose and yielding distinct outcomes. Some commonly employed methods are as follows: 1. Manual Honing: This traditional approach entails the use of handheld honing tools, such as stones or abrasive pads, to manually eliminate imperfections or roughness from the steel billet's surface. Skilled operators meticulously rub the honing tool along the billet's surface until the desired level of smoothness is attained. 2. Mechanical Honing: To automate the honing process, mechanical honing machines are employed. These machines are equipped with rotating abrasive stones or pads that traverse the billet's surface, eliminating any irregularities. Mechanical honing allows for a more consistent and precise honing process, with the ability to control factors such as pressure, speed, and contact area. 3. Diamond Honing: Diamond honing is a specialized technique that utilizes tools coated with diamond particles to achieve a high level of precision and smoothness. The diamond particles on the honing tool offer superior cutting capabilities, enabling the removal of even the smallest imperfections. This method is often utilized for honing high-quality steel billets that necessitate a flawless surface finish. 4. Hydrohoning: Also known as abrasive flow machining, hydrohoning involves employing a viscous abrasive medium that is forced through the internal passages of the billet to eliminate surface irregularities. This method is particularly effective for honing complex shapes or hard-to-reach internal surfaces. The abrasive medium can be adjusted to obtain different levels of surface finish. 5. Electrochemical Honing: Electrochemical honing combines the principles of electrochemical machining and honing. It involves utilizing a specialized electrolyte solution and a honing tool with an electrode to remove material from the billet's surface. This method is effective for honing hard materials and achieving a smooth, mirror-like finish. These represent only a selection of the diverse methods available for honing the surface of steel billets. The choice of technique relies on factors such as the desired surface finish, the complexity of the billet's shape, the material being honed, and the level of precision required.
- Q:What are the potential applications of steel billets in the textile aftermarket?
- The textile aftermarket offers a multitude of possibilities for the use of steel billets. One area where they can be applied is in the manufacturing of textile machinery and equipment. Steel billets are versatile enough to produce various components such as gears, shafts, and frames, thanks to their exceptional strength and durability. These qualities enable them to withstand the demanding conditions of textile production. Another potential application of steel billets in the textile aftermarket lies in the production of accessories and hardware. Steel billets can be utilized to create a wide array of essential accessories, including buttons, zippers, and buckles. These accessories play a crucial role in the textile industry and require materials that are both robust and resistant to wear and tear. Furthermore, steel billets can be employed in the fabrication of textile molds and tooling. Textile molds are utilized to create intricate patterns and designs on fabrics, while tooling is necessary for cutting, shaping, and finishing textile products. Steel billets provide the necessary strength and stability required for these applications. Additionally, steel billets can be utilized in the construction of textile warehouses and storage facilities. The high load-bearing capacity of steel makes it an excellent choice for constructing durable and secure storage structures. These warehouses can effectively house textile products, raw materials, and machinery, ensuring their safety and longevity. In conclusion, the potential applications of steel billets in the textile aftermarket are extensive. They can be used in machinery and equipment production, accessories and hardware creation, molds and tooling fabrication, as well as warehouse and storage facility construction. With their strength, durability, and reliability, steel billets are an indispensable material in the textile industry.
- Q:What are the different methods of surface treatment for steel billets?
- Various methods exist for surface treatment of steel billets, each serving a distinct purpose and offering unique advantages. Among the most commonly employed techniques are: 1. Pickling: This involves immersing the steel billets in an acid solution to eliminate surface impurities like rust or scale. Pickling enhances surface finish and readies the steel for subsequent treatment or processing. 2. Shot blasting: In this method, high-speed steel shots or grits are used to bombard the steel billets, eliminating surface contaminants and creating a uniform texture. Shot blasting is frequently employed to remove rust, scale, or paint, and it can enhance the adhesion of subsequent coatings or paints. 3. Galvanizing: This treatment entails coating the steel billets with a layer of zinc to provide corrosion resistance. Galvanizing can be accomplished through hot-dip galvanizing, where the steel is immersed in a molten zinc bath, or through electroplating, where a thin layer of zinc is deposited on the surface using an electric current. 4. Painting or powder coating: Steel billets can be painted or coated with powder to deliver both aesthetic appeal and protection against corrosion. Paints or powder coatings create a barrier between the steel surface and the environment, preventing moisture and other corrosive agents from reaching the metal. 5. Passivation: This method requires treating the steel billets with a chemical solution, typically an acid, to remove any free iron or iron oxide from the surface. Passivation enhances the corrosion resistance of stainless steel and other alloys by creating a passive oxide layer that safeguards against further oxidation or rusting. 6. Nitriding: Nitriding is a surface hardening treatment where the steel billets are exposed to an atmosphere rich in nitrogen at elevated temperatures. This process diffuses nitrogen into the steel's surface, forming a hardened layer that enhances wear resistance and improves fatigue strength. 7. Chrome plating: Steel billets can be coated with a layer of chromium through electroplating, providing enhanced corrosion resistance and a glossy appearance. Chrome plating is frequently utilized in applications where aesthetics and durability are crucial, such as automotive parts or decorative fixtures. These examples represent only a fraction of the available surface treatment methods for steel billets. The selection of a particular technique depends on factors such as the desired outcome, the specific properties required, and the intended application of the steel billets.
- Q:What are the different shapes and forms of steel billets?
- Steel billets come in a variety of shapes and forms depending on their intended use and manufacturing process. The most common shapes of steel billets include square, rectangular, round, and hexagonal. These shapes are typically achieved through a process called casting, where molten steel is poured into a mold and left to solidify. Square billets are the most commonly used shape and are often produced for rolling into long products like bars, rods, and wire. Rectangular billets, which have longer sides compared to their width, are also used for rolling into long products but are typically used for applications that require a larger cross-sectional area. Round billets, as the name suggests, are cylindrical in shape and are primarily used for the production of seamless tubes, pipes, and other tubular products. The round shape is preferred for these applications as it allows for a more uniform distribution of stresses during the manufacturing process. Hexagonal billets have six sides and are often used for forging and machining applications. The unique shape of hexagonal billets provides greater strength and stability, making them suitable for producing high-quality components, such as bolts, nuts, and other fasteners. In addition to these common shapes, steel billets can also come in custom shapes and sizes depending on specific requirements. These custom shapes are often achieved by using specialized molds or by further processing the billets through techniques like extrusion or hot rolling. Overall, the different shapes and forms of steel billets allow for the production of a wide range of steel products, each suited to its specific application and manufacturing process.
- Q:What are the different shapes of steel billets?
- Steel billets are available in various shapes and dimensions, which depend on their intended use and the method of production. The shapes commonly seen in steel billets include square, rectangular, round, and hexagonal. Square billets are mainly utilized in the construction industry for creating beams, columns, and other structural parts. Rectangular billets are also used in construction but are often preferred for applications that demand a specific width-to-height ratio, like window frames or door frames. Round billets are frequently employed in the manufacturing of pipes, tubes, and shafts due to their symmetrical shape and ability to withstand torsional forces. On the contrary, hexagonal billets are employed in industries such as automotive and aerospace, where their unique shape provides improved strength and stability. In summary, the selection of the shape of a steel billet is determined by the specific requirements of the final product and the manufacturing process employed.
- Q:How are steel billets used in the manufacturing of industrial valves?
- Steel billets are an integral component in the manufacturing of industrial valves. Valves are crucial devices used to control the flow of fluids or gases in various industrial processes. Steel billets, which are semi-finished metal products, play a significant role in the production of these valves. The manufacturing process of industrial valves typically involves several steps, including forging, machining, and assembly. Steel billets are primarily used in the forging stage of valve production. Forging is the process of shaping metal by applying localized compressive forces using dies or hammers. Steel billets are heated to a specific temperature and then subjected to intense pressure, which deforms them into the desired shape. The use of steel billets in forging valves offers several advantages. Firstly, steel is known for its exceptional strength and durability, making it an ideal material choice for valves that are exposed to high-pressure environments. Steel billets provide the necessary raw material to create robust and reliable valve components. Additionally, steel billets can be easily shaped and molded during the forging process. This allows manufacturers to create complex valve designs with precision and accuracy. The versatility of steel billets enables the production of valves in various sizes, shapes, and configurations to meet specific industrial requirements. Furthermore, steel billets can be heat-treated after forging to enhance their mechanical properties. Heat treatment processes like quenching and tempering can significantly improve the hardness, strength, and wear resistance of the valve components. This ensures that the valves can withstand harsh operating conditions and deliver optimal performance over an extended period. In conclusion, steel billets are essential in the manufacturing of industrial valves. They provide the raw material required for forging valve components, offering strength, durability, and versatility. The use of steel billets enables the production of high-quality valves that can effectively control the flow of fluids or gases in industrial processes.
- Q:What are the potential applications of steel billets in the textile industry?
- The textile industry can benefit from the wide range of potential applications offered by steel billets. One major area where steel billets prove useful is in manufacturing textile machinery components. Gears, shafts, and frames, crucial for the smooth functioning of textile machines, can be produced using steel billets. These components require high strength and durability, which steel billets provide to withstand the demanding operational conditions in the textile industry. Another application of steel billets in the textile industry is the production of molds and dies. By machining steel billets into intricate shapes, molds and dies can be created for fabricating textile products. Injection molding and extrusion processes, commonly used in textile manufacturing, rely on these molds and dies. Steel billets offer dimensional stability and resistance to wear and tear, making them ideal for producing long-lasting molds and dies. Moreover, steel billets can be employed in constructing textile production facilities. Steel, being versatile and strong, can be easily shaped and welded, making it suitable for building textile industry infrastructure. Steel billets can be used to fabricate support structures, frames, and beams for textile factories. These structures provide stability and strength to the buildings, ensuring the safe and efficient operation of textile production processes. Additionally, steel billets find applications in the packaging of textile products. Steel drums and containers, manufactured using steel billets, are commonly used for storing and transporting textiles. Steel drums offer excellent durability, protection against external factors, and resistance to damage during handling and transportation. In summary, the potential applications of steel billets in the textile industry are diverse and encompass various aspects of textile manufacturing, including machinery production, mold and die fabrication, construction, and packaging. Utilizing steel billets in these applications contributes to the efficiency, reliability, and quality of textile production processes.
- Q:How are steel billets inspected for surface defects?
- To ensure the quality and integrity of steel billets, a variety of methods and techniques are employed to inspect them for surface defects. One way is through visual inspection, where trained inspectors carefully scrutinize the billets for any visible flaws such as cracks, scratches, pits, or unevenness. They utilize appropriate lighting and magnification tools to conduct a thorough examination of the entire surface. Another method in use is dye penetrant testing. This involves applying a liquid dye to the billet's surface, allowing it to seep into any cracks or defects. After a designated period, excess dye is removed and a developer is added. The developer brings out the dye from any defects, making them clearly visible and easily identifiable. Magnetic particle inspection is another widely utilized technique. During this process, the billets are magnetized, and iron particles are applied to the surface. Any surface flaws disrupt the magnetic field, causing the iron particles to gather around the defect, thus making them easily detectable upon inspection. This method proves particularly effective for identifying defects such as surface cracks. Ultrasonic testing is also commonly employed to inspect steel billets. It entails transmitting high-frequency sound waves through the material, which then produce reflections or echoes when encountering any surface defects or internal flaws. These reflections are detected and analyzed, providing valuable information about the defect's size, location, and type. Furthermore, eddy current testing can be utilized to inspect steel billets for surface defects. This method involves passing an alternating current through a probe positioned near the billet's surface. Any defects or variations in the material's conductivity cause changes in the eddy currents, which can be detected and analyzed to identify surface defects. In conclusion, steel billets undergo meticulous inspection utilizing a combination of visual, dye penetrant, magnetic particle, ultrasonic, and eddy current testing methods. This ensures that any surface defects are promptly identified and addressed, thereby guaranteeing the quality and reliability of the final product.
- Q:What is the cost of steel billets?
- The cost of steel billets can vary depending on various factors such as the current market conditions, demand and supply dynamics, quality and specifications of the billets, and the location of purchase. Steel billet prices are typically quoted in metric tons or short tons. It is advisable to consult steel industry reports, market analysis, or reach out to steel suppliers or distributors for the most accurate and up-to-date pricing information.
- Q:How are steel billets used in the production of railway wheels?
- Steel billets are an essential component in the production of railway wheels. These billets, which are essentially semi-finished steel forms, serve as the starting point for the manufacturing process. The first step in producing railway wheels involves taking the steel billets and heating them to a high temperature in a furnace. This process, known as hot rolling, helps to improve the malleability and ductility of the steel, making it easier to shape and form. Once the billets have reached the desired temperature, they are passed through a series of rollers that gradually shape them into the required size and shape for railway wheels. This process, known as rolling, applies high pressure to the billets, causing them to elongate and take on the desired form. After the rolling process, the shaped billets are further processed to remove any excess material and refine the surface finish. This ensures that the final product meets the required specifications for railway wheels. Finally, the shaped billets are sent for further machining, where they are turned, drilled, and finished to create the final railway wheel. This machining process helps to achieve the necessary dimensions, balance, and surface quality required for safe and efficient operation. In summary, steel billets play a crucial role in the production of railway wheels. They are heated, rolled, shaped, and then further processed to create the necessary components for the final product. Without steel billets, the production of railway wheels would not be possible.
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Z29 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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