Z38 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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Quality Product, Order Online Tracking, Timely Delivery
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Structure of Z38 BMP Rolled Steel Coil Construction Roofing Construction 
Description of Z38 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 Z38 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 Z38 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 Z38 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 Z38 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 hydraulic cylinders?
- Steel billets are used in the manufacturing of hydraulic cylinders as the raw material. These billets are carefully shaped, machined, and processed to create the cylinder's main body, ensuring its strength, durability, and resistance to pressure. The steel billets are precisely cut, heated, and forged into the desired shape, forming the base structure of the hydraulic cylinder.
- Q:How are steel billets inspected for chemical composition?
- Chemical analysis is utilized to inspect the chemical composition of steel billets. This involves extracting a sample from the billet and subjecting it to various testing methods in order to ascertain the precise quantities of different elements present in the steel. A commonly employed technique is spectrometry, specifically optical emission spectrometry (OES) or inductively coupled plasma (ICP) spectrometry. These methods entail heating the steel sample to a plasma state, allowing individual elements to emit distinct wavelengths of light. By analyzing the emitted light, the concentration of each element can be determined. Another approach is X-ray fluorescence (XRF) analysis. This method involves bombarding the steel sample with high-energy X-rays, prompting the atoms in the sample to emit secondary X-rays. By measuring the energy and intensity of these secondary X-rays, the steel's composition can be determined. Depending on the specific inspection requirements and necessary accuracy, additional techniques like mass spectrometry and wet chemical analysis may also be utilized. In summary, a combination of sophisticated analytical techniques is used to inspect the chemical composition of steel billets, ensuring that the steel adheres to desired specifications and quality standards.
- Q:What are the key properties and characteristics of steel billets?
- Steel billets, which have a rectangular shape and typically a square cross-section, are semi-finished steel products. They serve as the initial stage for manufacturing various steel products such as bars, rods, and wire. Steel billets possess several important properties and characteristics: 1. Composition: Steel billets primarily consist of iron and carbon, with additional alloying elements incorporated to enhance specific properties. The carbon content generally ranges from 0.2% to 0.5%, depending on the desired strength and hardness. 2. Strength and Hardness: Due to their composition and heat treatment processes, steel billets offer excellent strength and hardness. This makes them suitable for applications requiring high load-bearing capacity and resistance to wear and tear. 3. Ductility: Despite their strength, steel billets also exhibit good ductility, allowing them to be easily shaped and formed into various products through processes like rolling, extrusion, and forging. This versatility enables their use in different manufacturing methods. 4. Homogeneity: Steel billets possess a uniform internal structure, ensuring consistent mechanical properties throughout the entire material. This homogeneity is achieved through precise casting and cooling processes, which minimize the presence of defects and impurities. 5. Dimensional Precision: Steel billets are manufactured with specific dimensions and tolerances, ensuring the desired size and shape for downstream processing. This dimensional precision enables efficient and accurate production, minimizing waste and maximizing productivity. 6. Surface Quality: Steel billets have a smooth and clean surface finish, free from significant imperfections or irregularities. This is crucial for subsequent processing steps, as it ensures proper bonding during welding, machining, or coating operations. 7. Heat Conductivity: Steel billets exhibit excellent thermal conductivity, efficiently transferring heat during various manufacturing processes like hot rolling or continuous casting. This property ensures uniform heating and cooling, resulting in consistent material properties. 8. Corrosion Resistance: Steel billets are prone to corrosion if left unprotected. However, they can be coated or treated with anti-corrosive measures to enhance their resistance to rust and other forms of degradation. In summary, steel billets are characterized by their strength, ductility, dimensional precision, and homogeneity. These properties make them a critical raw material in the steel industry, facilitating the production of high-quality steel products used in diverse sectors such as construction, automotive, and infrastructure.
- Q:What is the role of steel billets in the construction of residential buildings?
- Steel billets play a crucial role in the construction of residential buildings. These long, rectangular-shaped steel bars serve as the primary raw material for the production of various structural components used in the construction process. One of the key applications of steel billets is in the fabrication of reinforced concrete structures. Reinforced concrete is widely used in building foundations, columns, beams, and slabs due to its high strength and durability. Steel billets are used to manufacture rebar, which is then embedded within the concrete to provide tensile strength and enhance the structural integrity of the building. The use of steel reinforcement ensures that the building can withstand external forces, such as wind, seismic activity, and the weight of the structure itself. Additionally, steel billets are utilized in the production of steel beams and columns. These components are essential for supporting the weight of the building and transferring loads from the upper floors to the foundation. Steel beams offer superior strength and rigidity, allowing for the construction of open, spacious interiors without the need for excessive support walls. This not only provides flexibility in design but also maximizes the usable space in residential buildings. Steel billets are also utilized in the construction of stairs, handrails, and balconies. These elements require high-strength materials to ensure the safety and longevity of the structure. Steel billets provide the necessary strength and stability to these components, allowing for safe and secure access to different areas of the building. In summary, steel billets are crucial in the construction of residential buildings as they serve as the raw material for various structural components. From reinforced concrete structures to steel beams, columns, and other architectural elements, steel billets play a vital role in ensuring the strength, durability, and overall safety of residential buildings.
- Q:How are steel billets used in the production of automotive suspension components?
- Steel billets are used in the production of automotive suspension components due to their strength, durability, and malleability. Billets are essentially semi-finished steel products that are formed into specific shapes, such as bars or rods, through a process called hot rolling. In the case of automotive suspension components, steel billets are first heated to a high temperature and then passed through a series of rollers to shape them into the desired form, such as coil springs, shock absorber rods, or stabilizer bars. The hot rolling process helps to refine the grain structure of the steel, resulting in improved mechanical properties. The use of steel billets in suspension components is crucial as they provide the necessary strength and stiffness to withstand the various forces and loads encountered during vehicle operation. Suspension components, such as coil springs, are responsible for supporting the weight of the vehicle and providing a comfortable ride by absorbing impacts and vibrations. Steel billets are preferred for automotive suspension components due to their high tensile strength, which allows them to withstand heavy loads and maintain their shape over long periods. Additionally, the malleability of steel allows for easy forming and shaping into various complex geometries, ensuring a precise fit and functionality within the suspension system. Moreover, steel billets offer excellent fatigue resistance, which is crucial for suspension components as they undergo repetitive loading and unloading throughout the vehicle's lifespan. This fatigue resistance helps to prevent failure and ensures a long-lasting and reliable suspension system. Overall, the use of steel billets in the production of automotive suspension components is essential for achieving the necessary strength, durability, and performance required for safe and comfortable vehicle operation.
- Q:What are the different types of steel billet packaging?
- There are several types of steel billet packaging, including wooden crates, steel or plastic wrapping, and steel wire or strapping.
- Q:What are the specifications for stainless steel billets used in the food industry?
- Stainless steel billets used in the food industry have specific specifications to ensure safety and hygiene. These specifications primarily focus on the composition of the stainless steel, its corrosion resistance, and its ability to withstand high temperatures and aggressive cleaning agents. Firstly, the stainless steel used for food industry billets must have a high chromium content, typically ranging from 16% to 18%. This chromium content provides excellent corrosion resistance, preventing the material from reacting with food or cleaning agents. Additionally, these billets should have a low carbon content, usually below 0.08%. Low carbon stainless steel is less prone to sensitization, a process that can lead to corrosion and contamination of food products. Moreover, the stainless steel billets must comply with specific international standards, such as the ASTM A276 or EN 10088, which outline the minimum requirements for chemical composition, mechanical properties, and surface finish. Furthermore, the surface finish of the billets is crucial in the food industry. It must be smooth and free from any defects, such as pits or cracks, to prevent the accumulation of bacteria and facilitate easy cleaning. The dimensions of the billets also play a role in their suitability for the food industry. They are commonly available in square or rectangular shapes, with various sizes depending on the specific application. Lastly, these billets should be certified and compliant with industry regulations, such as those set by the Food and Drug Administration (FDA) or the European Food Safety Authority (EFSA). In summary, stainless steel billets used in the food industry must have a high chromium content, low carbon content, and comply with international standards. They should also possess a smooth surface finish, appropriate dimensions, and meet industry regulations for safety and hygiene.
- Q:What are the common defects in billet? What's the cause?
- Three, radiographic inspection, surface defects; 3, 2, other defects, not welded and welded, undercut;Three, cold crack and fluorescence test;Four common welding defects are: 1; 4; 2:A;
- Q:How do steel billets contribute to the water treatment industry?
- The water treatment industry heavily relies on steel billets as they play a crucial role in manufacturing various equipment and structures used in water treatment processes. These billets are primarily used in constructing pipelines, tanks, and other infrastructure required for water treatment plants. One of the most vital applications of steel billets in the water treatment industry is for producing pipe fittings. These fittings connect different sections of pipelines, enabling the smooth transportation of water and other fluids within the treatment facility. Steel billets are commonly used for manufacturing these fittings due to their exceptional strength and durability, ensuring the longevity and reliability of the pipeline system. Furthermore, steel billets are also essential in constructing tanks and vessels used for storing and treating water. These tanks often endure harsh and corrosive conditions, making steel billets the preferred choice due to their corrosion resistance properties. Moreover, steel is a non-porous material, preventing water contamination within the tanks and ensuring the water remains clean and safe to consume. Additionally, steel billets are utilized in fabricating screens and filters used in the water treatment process. These screens and filters play a critical role in removing impurities, sediments, and other contaminants from the water. Steel billets provide the necessary strength and structural integrity to withstand the pressure and flow of water while effectively filtering out unwanted particles. Moreover, steel billets are also used in constructing various structures within water treatment plants, including walkways, platforms, and supports. These structures are vital for providing safe access to equipment and facilitating maintenance and repair activities. Steel billets are favored for such applications due to their high load-bearing capacity and resistance to environmental factors like moisture and chemicals. In conclusion, steel billets are indispensable in the water treatment industry. Their strength, durability, corrosion resistance, and versatility make them the material of choice for constructing pipelines, tanks, fittings, screens, and other structures necessary for efficient and effective water treatment processes.
- Q:What is the shelf life of a steel billet?
- The shelf life of a steel billet is indefinite as long as it is stored in a dry and controlled environment to prevent corrosion.
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Z38 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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