China Supplier Color Coated Galvanized Steel Coil Prime PPGI
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
China Supplier Color Coated Galvanized Steel Coil Prime PPGI
Description of China Supplier Color Coated Galvanized Steel Coil Prime PPGI
Product | PPGI/PPGL |
Capacity | 5,000 tons/month |
Base material | Hot dipped galvanized steel |
Thickness | 0.2-2.0mm |
Width | 600-1250mm(according to your need) |
Coil Weight | 3-6tons |
Quality | SGCC, DX51D |
Color | RAL No. or customers samples’ color |
Zinc-coating | 30g/m2-180g/m2 |
Coil ID | 508mm/610mm |
Technique | Cold rolled—hot dipped galvanized—color coated |
Painting | Top painting:15~25μm |
Back painting: 6~10μm | |
Tolerance | Thickness: +/-0.02mm |
Width:+/-2mm | |
Shipment time | within 15-45 workdays |
Payment | T/T, L/C at sight |
Packing | Standard export packing |
The special order can be negotiated. | |
Application of China Supplier Color Coated Galvanized Steel Coil Prime PPGI
APPLICATION OF OUR PREPAINTED STEEL | ||||||||||
Construction | Outside | Workshop,agricultural warehouse,residential precast unit | ||||||||
corrugated roof,roller shutter door,rainwater drainage pipe,retailer booth | ||||||||||
Inside | Door,doorcase,light steel roof stucture,folding screen,elevator,stairway,ven gutter,Construction Wall | |||||||||
Electrical applicance | Refrigerator,washer,switch cabnet,instrument cabinet,air conditioning,micro-wave owen,bread maker | |||||||||
Fuiniture | Central heating slice,lampshade,chifforobe,desk,bed,locker,bookself | |||||||||
Carrying trade | Exterior decoration of auto and train,clapboard,container,isolation lairage,isolation board | |||||||||
Qthers | Writing panel,garbagecan,billboard,timekeeper,typewriter,instrument panel,weight sensor,photographic equipment | |||||||||
Products Show of China Supplier Color Coated Galvanized Steel Coil Prime PPGI
Product Advantages
1.With nearly 20 years experience in prepainted steel, accommodate different marketdemands. | ||||||||||||||
2.'Quality first, service first' is our business aim; 'The good faith get respect,cast quality market' is our Business philosophy . | ||||||||||||||
3.Having two series producttion line,with the abbual production capacity of 240000 tons. | ||||||||||||||
4.Exceed International ISO9001:2008&ISO14001:2004 quality and environmental standards | ||||||||||||||
5.Meet with ROHS standard |
Company Information
CNBM International Corporation is the most important trading platform of CNBM group.
Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.
F A Q
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Factory or Trading Company?
CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.
4, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
5, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q: What are the different oil and gas grades of special steel?
- There are several different oil and gas grades of special steel, including but not limited to API 5CT, API 5L, and ASTM A106. These grades are specifically designed to meet the requirements and demands of the oil and gas industry, ensuring high strength, corrosion resistance, and durability in harsh environments.
- Q: What are the common challenges in heat treating titanium alloys?
- There are various difficulties encountered when heat treating titanium alloys. One of the primary obstacles arises from titanium's strong tendency to react with oxygen, nitrogen, and hydrogen at elevated temperatures. This reactivity can lead to contamination on the surface and the creation of unwanted oxides, nitrides, or hydrides, which can adversely affect the mechanical characteristics of the alloy. Another challenge involves the development of alpha-case, a thick layer of alpha-phase titanium that forms on the alloy's surface during the heating process. This alpha-case is brittle and can significantly diminish the material's fatigue strength and ductility. Consequently, it is crucial to minimize or eliminate the formation of alpha-case during titanium alloy heat treatment. Moreover, titanium alloys have a limited temperature range for effective heat treatment. If the temperature is too low, the desired microstructure and mechanical properties may not be achieved. Conversely, if the temperature is too high, grain growth can occur, resulting in reduced strength and toughness of the alloy. Furthermore, precise control over the heating and cooling rates is often required when heat treating titanium alloys to achieve the desired microstructure and properties. Inadequate or uneven cooling can lead to non-uniform microstructures, residual stresses, or distortion of the component. Finally, the cost of heat treating titanium alloys can pose a challenge. Titanium alloys have a high affinity for oxygen, necessitating the use of specialized equipment such as vacuum furnaces or controlled atmosphere furnaces to maintain a low oxygen environment. These specialized heat treatment processes can be costly and demand careful handling and maintenance to ensure the desired outcomes. To summarize, the common challenges encountered in heat treating titanium alloys include managing reactivity with oxygen, nitrogen, and hydrogen, minimizing alpha-case formation, achieving the appropriate temperature range, controlling heating and cooling rates, and dealing with the expenses associated with specialized equipment and processes. Overcoming these challenges is essential to obtain high-quality titanium alloy components with the desired properties.
- Q: How does special steel contribute to the creep resistance of products?
- The creep resistance of products is aided by special steel due to its distinct properties and composition. Creep, which refers to the gradual deformation of a material under constant stress over time, is a significant concern in industries that involve high temperatures and prolonged usage. To combat this, special steel, also known as high-temperature steel or heat-resistant steel, is specifically designed to endure these extreme conditions and minimize creep. The high melting point of special steel is one of the key factors that contribute to its resistance against creep. Typically, special steel is alloyed with elements like chromium, nickel, molybdenum, and vanadium, which considerably elevate its melting point compared to regular steel. This increased heat resistance enables special steel to retain its structural integrity and resist deformation even when exposed to elevated temperatures. The unique microstructure of special steel also plays a crucial role in its ability to resist creep. Engineers deliberately create a fine-grained structure in special steel, which enhances its strength and hinders the movement of dislocations within the material. Dislocations are imperfections in the atomic arrangement of a material that can lead to creep deformation. By minimizing dislocation movement, special steel exhibits greater resistance to creep and maintains its shape and dimensional stability over extended periods. Additionally, special steel often has a higher content of certain alloying elements. For example, the addition of elements like molybdenum and vanadium enhances the creep strength of special steel by forming stable carbides within the material. These carbides act as barriers to dislocation movement, further hindering creep deformation and improving the overall resistance to creep. Advanced heat treatment processes, such as quenching and tempering, are frequently employed on special steel to optimize its mechanical properties and enhance its resistance against creep. These heat treatments refine the microstructure, improve the distribution of alloying elements, and increase the hardness and strength of the material, all of which contribute to better resistance against creep. In summary, special steel's ability to withstand high temperatures, its unique microstructure, and its alloying elements and heat treatment processes collectively provide exceptional resistance against creep. As a result, special steel is an ideal choice for various applications that require durability and longevity under extreme thermal conditions, such as gas turbines, nuclear reactors, high-temperature boilers, and aerospace components.
- Q: How does special steel withstand high temperatures?
- Special steel is able to withstand high temperatures due to its unique composition and manufacturing process. It is typically alloyed with elements such as chromium, nickel, and molybdenum, which enhance its heat resistance properties. These alloying elements form stable oxides on the surface of the steel, creating a protective layer that prevents oxidation and corrosion at high temperatures. Additionally, special steel undergoes heat treatment processes like quenching and tempering, which further enhance its strength and ability to retain its structural integrity under extreme heat conditions.
- Q: What are the properties of wear-resistant tool steel?
- Wear-resistant tool steel typically possesses high hardness and excellent toughness, allowing it to withstand abrasion, impact, and deformation. It also has good heat resistance, retaining its strength and hardness at elevated temperatures. Additionally, wear-resistant tool steel exhibits good dimensional stability and corrosion resistance, making it a durable and long-lasting material for cutting, forming, and shaping tools.
- Q: What are the main applications of special steel in the defense vehicles?
- Special steel is widely used in defense vehicles for its exceptional strength, durability, and resistance to extreme conditions. It is primarily utilized in the manufacturing of armored vehicles, tanks, and military aircraft, providing enhanced protection against ballistic threats and explosions. Special steel is also crucial in the production of components such as engine parts, suspension systems, and weapon systems, ensuring optimum performance, reliability, and longevity in challenging battlefield environments. Additionally, its corrosion resistance properties make it suitable for marine defense vehicles, submarines, and naval vessels, enhancing their structural integrity and operational efficiency.
- Q: What are the properties of corrosion-resistant alloy steel?
- Corrosion-resistant alloy steel possesses properties such as high resistance to corrosion, oxidation, and rusting, making it suitable for applications in aggressive environments. It exhibits excellent strength and durability, even in harsh conditions, while maintaining its corrosion resistance. Additionally, it can withstand high temperatures and pressures, making it ideal for industries like oil and gas, chemical processing, and marine applications.
- Q: What are the main factors affecting the creep rupture strength of special steel?
- The main factors affecting the creep rupture strength of special steel can be categorized into several key parameters. 1. Temperature: Creep rupture strength is highly dependent on the temperature at which the steel is operating. Higher temperatures can significantly reduce the creep rupture strength of special steel due to the increased atomic diffusion and dislocation movement, leading to accelerated deformation and eventual failure. 2. Time: Creep rupture strength is also influenced by the time duration of the applied load. Creep is a time-dependent phenomenon, meaning that the longer the steel is subjected to stress, the more likely it is to experience rupture. The relationship between time and creep rupture strength is typically described by a power law equation, where longer durations result in lower rupture strength. 3. Stress Level: The applied stress level is a critical factor affecting creep rupture strength. Higher levels of stress can cause faster deformation and reduce the time to rupture. Therefore, it is important to ensure that the stress level applied to special steel is within the acceptable range to maintain its desired creep rupture strength. 4. Microstructure: The microstructure of special steel plays a crucial role in determining its creep rupture strength. Factors such as grain size, grain boundary characteristics, and the presence of alloying elements can all influence the steel's resistance to creep deformation and rupture. Fine-grained microstructures with a high density of grain boundaries tend to exhibit better creep resistance and higher rupture strength. 5. Composition: The chemical composition of special steel can significantly impact its creep rupture strength. The addition of certain alloying elements, such as chromium, molybdenum, and vanadium, can enhance the steel's high-temperature strength and resistance to creep deformation. These elements form stable carbides, which impede the movement of dislocations and improve the material's creep rupture strength. 6. Heat Treatment: The heat treatment process used to modify the microstructure of special steel can also affect its creep rupture strength. Proper heat treatment can optimize the grain size, distribution of alloying elements, and overall microstructure, resulting in improved creep resistance and higher rupture strength. Overall, the main factors affecting the creep rupture strength of special steel include temperature, time, stress level, microstructure, composition, and heat treatment. Understanding and controlling these parameters is crucial in ensuring the desired performance and reliability of special steel in high-temperature and long-term applications.
- Q: What are the limitations of special steel?
- Some limitations of special steel include its high cost and limited availability, as well as the difficulty in shaping and processing it. Additionally, special steel may have lower tensile strength compared to other materials and can be prone to corrosion if not properly maintained.
- Q: What are the different methods of preventing stress corrosion cracking in special steel?
- There are several methods to prevent stress corrosion cracking in special steel. One common approach is to select a steel alloy with enhanced resistance to stress corrosion cracking. This can be achieved by adding alloying elements such as nickel, chromium, or molybdenum, which help improve the steel's corrosion resistance. Another method is to control the environment in which the steel is exposed. This can involve minimizing exposure to corrosive substances or adjusting temperature and humidity levels. Additionally, surface treatments such as passivation or coating can be applied to create a protective barrier against corrosion. Regular inspection and maintenance of the steel structure are also important to identify and address any potential sources of stress corrosion cracking.
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China Supplier Color Coated Galvanized Steel Coil Prime PPGI
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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