Z31 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
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Structure of Z31 BMP Rolled Steel Coil Construction Roofing Construction
Description of Z31 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 Z31 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 Z31 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 Z31 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 Z31 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 manufacturing of shafts?
- Shafts are manufactured using steel billets, which are essential components. These billets are semi-finished steel products that typically have a square or rectangular shape. They are created by pouring molten steel into molds and allowing it to solidify. When it comes to shaft manufacturing, steel billets act as the starting material. They are heated to a specific temperature to increase their malleability and ease of handling. Once heated, the billets undergo various processes like forging, rolling, or extrusion. Forging involves shaping the heated billet using a hammer or press to apply compressive forces. This process enhances the grain structure of the steel, improving its strength and minimizing internal defects. On the other hand, rolling involves passing the billet through a series of rollers to gradually shape it into the desired form. It is commonly used for producing long, cylindrical shafts. Extrusion is another technique employed in shaft manufacturing. Here, the heated billet is forced through a die under high pressure, resulting in a shaft with a specific cross-sectional shape. This method is particularly useful for creating shafts with intricate details or complex geometries. After the initial shaping process, the shafts undergo further steps like machining, heat treatment, and finishing. Machining involves removing excess material and creating specific features such as keyways or threads. Heat treatment is used to enhance the shaft's strength, hardness, and durability. In conclusion, steel billets are the raw materials used in the production of shafts. Through processes like forging, rolling, or extrusion, the billets are transformed into the desired shape, size, and properties of the shafts. This ensures that the resulting shafts are strong, reliable, and suitable for their intended applications in industries like automotive, aerospace, and machinery.
- Q: How are steel billets sheared into smaller sections?
- Using a mechanical technique called shearing, steel billets are cut into smaller sections. This procedure involves the utilization of a shearing machine equipped with a specific sharp blade or blades designed for cutting through the steel billet. Firstly, the steel billet is placed on a sturdy cutting table, and then the shearing machine is activated. With considerable force, the blade(s) of the machine are brought down onto the steel billet, effectively slicing through the material and separating it into smaller sections. Depending on the shearing machine's particular design, the blade(s) may move vertically, horizontally, or in a combination of both. To ensure a clean and precise cut, it is common practice to securely clamp the steel billet in place before commencing the shearing process. This precaution minimizes any potential movement or shifting of the material during cutting, which could lead to an uneven or inaccurate cut. Additionally, the blade(s) of the shearing machine are usually made from high-speed steel or another durable and sharp material to ensure efficient cutting and prolonged use. In conclusion, the shearing process is a highly efficient and effective method for dividing steel billets into smaller sections. It enables precise control over size and shape, making it an invaluable technique in numerous industries that utilize steel products.
- Q: What are the different welding techniques used for steel billets?
- There are several different welding techniques that can be used for steel billets, depending on the specific requirements and desired outcome of the project. Some of the most commonly used techniques include: 1. Shielded Metal Arc Welding (SMAW): Also known as stick welding, SMAW is a versatile and widely used welding technique. It involves using a consumable electrode coated in flux, which provides a shielding gas to protect the weld pool from atmospheric contamination. SMAW can be used for both thick and thin steel billets and is suitable for various applications. 2. Gas Metal Arc Welding (GMAW): GMAW, also known as MIG (Metal Inert Gas) welding, is a popular technique for welding steel billets. It uses a continuous wire electrode and a shielding gas to protect the weld pool. GMAW is known for its high productivity and is often used for welding thin to medium steel billets. 3. Flux-Cored Arc Welding (FCAW): FCAW is similar to GMAW but uses a tubular electrode filled with flux instead of a solid wire. The flux provides a shielding gas and can also contain additional alloying elements. FCAW is commonly used for welding thick steel billets and in outdoor or windy environments where shielding gas could be easily blown away. 4. Gas Tungsten Arc Welding (GTAW): GTAW, also known as TIG (Tungsten Inert Gas) welding, is a precise and versatile technique frequently used for high-quality welds on steel billets. It utilizes a non-consumable tungsten electrode and a separate filler material if needed. GTAW produces clean and precise welds but is slower compared to other techniques. 5. Submerged Arc Welding (SAW): SAW is a welding process that involves the formation of an arc between a continuously fed wire electrode and the steel billet. The arc is shielded by a granular flux, which also provides additional alloying elements and protects the weld pool. SAW is commonly utilized for welding thick steel billets, such as in the manufacturing of large structures or pipes. Each of these welding techniques has its advantages and disadvantages, and the choice of technique depends on factors such as the type and thickness of the steel billet, desired weld quality, productivity, and environmental conditions. It is crucial to select the appropriate welding technique and ensure proper training and safety precautions are followed to achieve successful and durable welds on steel billets.
- Q: What is the typical composition of steel billets?
- The typical composition of steel billets can vary depending on the specific requirements and intended use. However, in general, steel billets are primarily composed of iron and carbon, with other elements added to enhance certain properties. The carbon content in steel billets is typically around 0.1-0.3%. In addition to iron and carbon, steel billets often contain small amounts of other elements such as manganese, silicon, sulfur, and phosphorus. Manganese helps improve the strength and hardness of the steel while also promoting better heat treatment response. Silicon is commonly added to enhance the steel's fluidity during casting. Sulfur and phosphorus are impurities that need to be minimized as they can negatively affect the steel's machinability and mechanical properties. Furthermore, alloying elements such as chromium, nickel, molybdenum, and vanadium may also be present in steel billets to impart specific properties. For instance, chromium improves corrosion resistance, nickel enhances toughness and ductility, molybdenum increases high-temperature strength, and vanadium improves wear resistance. Overall, the composition of steel billets is carefully controlled to achieve the desired mechanical, physical, and chemical properties required for the subsequent processing and final applications of the steel.
- Q: What is the role of steel billets in the manufacturing of automotive engine components?
- Steel billets are a crucial raw material in the manufacturing of automotive engine components. These billets serve as the starting point for the production process, as they are heated and shaped into various forms such as rods, bars, or sheets. These components, made from steel billets, provide the strength, durability, and heat resistance required for engine parts such as crankshafts, connecting rods, and cylinder heads. In essence, steel billets are the foundation for creating high-quality and reliable engine components that ensure optimal performance and longevity in vehicles.
- Q: How do steel billets affect the overall cost of a project?
- The overall cost of a project can be greatly affected by steel billets. To begin with, the price of steel billets can vary depending on factors like size, grade, and market demand. Higher quality or specialized billets may be more expensive, while lower quality or easily accessible ones may be more cost-efficient. Moreover, the quantity of steel billets needed for a project can significantly impact the total cost. Larger projects that require a substantial amount of steel may have to purchase a greater number of billets, thus increasing the cost. Conversely, smaller projects with fewer steel needs may be able to minimize expenses by purchasing a smaller quantity of billets. The cost of transportation and logistics also plays a role in the overall cost of steel billets. The distance between the billet supplier and the project site, as well as the availability of transportation options, can affect the final cost. Expenses such as shipping costs, handling fees, and other associated charges can add to the overall project cost. Furthermore, the quality and suitability of the steel billets for the specific project requirements can impact costs. The use of low-quality or unsuitable billets may result in delays, rework, or even project failure, leading to additional expenses. Hence, it is crucial to ensure that the chosen steel billets meet the necessary specifications and standards, even if they come with a higher initial cost. Lastly, market conditions and fluctuations in the steel industry can influence the cost of steel billets. Factors like supply and demand, currency exchange rates, and global economic trends can affect the price of billets, thereby impacting the overall project cost. In conclusion, the cost of steel billets can have a significant impact on the overall cost of a project. Factors such as the price of the billets themselves, the quantity required, transportation and logistics, quality and suitability, and market conditions all contribute to the final cost. Therefore, careful consideration and analysis of these factors are essential for effective management and budgeting of steel billets in a project.
- Q: How are steel billets used in the manufacturing of rail tracks?
- The manufacturing of rail tracks relies heavily on steel billets, which serve as a vital component. These billets, semi-finished steel pieces, are widely used as the initial material in various metalworking procedures. In the case of rail track production, the steel billets are subjected to high temperatures and subsequently passed through a sequence of rolling mills. During the rolling procedure, the steel billets gradually take shape and elongate, forming rail blooms that are characterized by their long and narrow sections. These rail blooms then undergo further processing and shaping through hot rolling, which involves passing them through multiple sets of rollers to achieve the desired dimensions and shape of the rail track. This process contributes to enhancing the mechanical properties of the steel, such as its strength and durability. Once the rail blooms have been shaped, they go through controlled cooling, a process in which they are cooled at a specific rate to optimize their microstructure and properties. This controlled cooling aids in reducing internal stresses and improving the overall quality of the rail tracks. Following the controlled cooling process, the rail blooms are subjected to straightening, cutting, and ultimately, finishing operations. These operations ensure that the rail tracks are straight, possess precise dimensions, and conform to the required standards and specifications. In conclusion, steel billets play a critical role in the manufacture of rail tracks. They are transformed into rail blooms through a series of rolling processes, and subsequently undergo further processing to produce high-quality rail tracks that are strong, durable, and capable of withstanding the heavy loads and constant use associated with railway transportation systems.
- Q: What are the main factors affecting the microstructure of steel billets?
- The main factors affecting the microstructure of steel billets include the composition of the steel, the cooling rate during solidification, the presence of impurities or alloying elements, and the heat treatment processes applied.
- Q: How are steel billets used in the production of railway parts?
- Steel billets are used in the production of railway parts by being heated and shaped into various forms such as rails, wheels, and axles. These billets serve as the starting material that is forged or rolled into the desired shape to meet the specific requirements of railway components, ensuring durability, strength, and reliability for safe and efficient train operation.
- Q: Can steel billets be used for artistic purposes?
- Absolutely, steel billets have the potential to be utilized for artistic purposes. Although steel billets are typically employed as raw materials for industrial applications such as construction or manufacturing, they can also be artfully transformed into exquisite pieces. Sculptures, decorative items, and even functional objects like furniture can all be crafted from steel billets by artists. The malleability of steel allows artists to shape and mold it into various forms, and its robustness and longevity ensure that the artwork will endure. Additionally, the metallic appearance of steel can infuse artistic creations with a contemporary and industrial aesthetic. All in all, steel billets offer artists a distinctive medium to unleash their creativity and produce visually stunning works.
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Z31 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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