Grade JIS SGCH G550 Galvanized Steel Coil
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Grade JIS SGCH G550 Galvanized Steel Coil
Specification of Grade Grade JIS SGCH G550 Galvanized Steel Coil
1. Galvanized Steel Coil
(1) Width: 600-1570mm
(2) Thickness: 0.13-5.0mm
(3) Grade: JIS G3302-SGCC-SGC570, SGCH (full hard-G550), SGHC-SGH540
EN10346-DX51D+Z, DX53D+Z, S250GD-S550GD
STM A653-CS-B, SS255-SS550
(4) Zinc Coating: Z40g/m2~Z500g/m2 (both side total coating thickness)
2. Galvalume Steel Coil
(1) Width: 600~1500mm
(2) Thickness: 0.15~2.30mm
(3) Grade: JIS G3321-SGLCC, SGLC400-570, (G550)
EN10346-DX51D+AZ, DX53D+AZ, S250-S550
ASTM A792M CS-B, SS255-SS550
(4) AZ Coating: AZ50~AZ185g/m2
3. Prepainted Galvanized Steel Coil (PPGI)
(1) Width: 600~1250mm
(2) Thickness: 0.19~1.50mm
(3) Grade: JIS G3312-CGCC, CGC340-570, (G550)
ASTM A755M CS-B, SS255-SS550
(4) Zinc Coating: Z40g/m2~Z500g/m2 (both side total coating thickness)
4. Prepainted Galvanized Steel Coil (PPGL)
(1) Width: 600~1250mm
(2) Thickness: 0.20~1.50mm
(3) Grade: JIS G3322-CGLCC, CGLC340-570, (G550)
ASTM A755M CS-B, SS255-SS550
(4) AZ Coating: AZ50~AZ185g/m2 (both side total coating thickness)
5. Cold Rolled Steel Coil (Soft) (for further information, pls click the product name)
(1) Width: 600~1570mm
(2) Thickness: 0.13~2.50mm
(3) Grade: JIS G3141-SPCC-SD, SPCD-SD, SPEC-SD
JIS G3135-SPFC 340/390/440
EN10130-DC01, DC03, DC04
SAE1006, SAE1008
ASTM A424-TypeⅡ
6. Cold Rolled Steel Coil (Full Hard) (for further information, pls click the product name)
(1) Width: 600~1570mm
(2) Thickness: 0.13~2.50mm
(3) Grade: JIS G3141-SPCC-1B, SPCC-1D
7. Hot Rolled Steel Coil
(1) Width: 1000~1524mm
(2) Thickness: 1.20~16.5mm, other thickness can be negotiation
(3) Grade: JIS G3101-SS400, JIS G3132-SPHT1/2/3, ASTM A36, Q195, Q235 etc.
Company Introduction of the Grade JIS SGCH G550 Galvanized Steel Coil
CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.
With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.
Packaging & Delivery Grade Grade JIS SGCH G550 Galvanized Steel Coil
Packaging Detail | Sea worthy packing /as per customer's packing instruction |
Delivery Detail | 15 ~ 40 days after receiving the deposit |
Products Show:
FAQ:
Are you a trading company or manufacturer? | Manufacturer |
What’s the MOQ? | 3 metric ton |
What’s your delivery time? | 15-35 days after downpayment received |
Do you Accept OEM service? | Yes |
what’s your delivery terms? | FOB/CFR/CIF |
What's the Payment Terms? | 30% as deposit,70% before shipment by T/T |
Western Union acceptable for small amount. | |
L/C acceptable for large amount. | |
Scrow ,Paybal,Alipay are also ok | |
Why choose us? | Chose happens because of quality, then price, We can give you both. Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals. |
What's your available port of Shipment? | Main Port, China |
What’s your featured services? | Our service formula: good quality+ good price+ good service=customer's trust
|
Where are your Market? | Covering more than 160 countries in the world |
- Q: How is special steel heat treated?
- Special steel is heat treated using a combination of heating and cooling processes to improve its strength, hardness, and other desired properties. This typically involves heating the steel to a specific temperature, known as the austenitizing temperature, followed by rapid cooling, known as quenching, to transform the steel's microstructure. This is then followed by tempering, where the steel is reheated to a lower temperature to relieve internal stresses and further enhance its mechanical properties. The specific heat treatment process and parameters vary depending on the type of special steel and the desired final properties.
- Q: How does special steel contribute to improving product performance under extreme conditions?
- Special steel contributes to improving product performance under extreme conditions by offering enhanced strength, corrosion resistance, and high temperature stability. Its unique composition and manufacturing processes allow it to withstand extreme temperatures, pressures, and harsh environments, ensuring the reliability and durability of products in challenging circumstances. Additionally, special steel's superior mechanical properties and ability to maintain structural integrity enable it to resist wear, fatigue, and deformation, thus improving the overall performance and longevity of products when exposed to extreme conditions.
- Q: What are the different methods of testing the quality of special steel?
- To assess the quality of special steel, a range of testing methods are employed. These methods serve to verify that the steel meets the necessary standards and is suitable for its intended applications. One such method is chemical analysis, which involves scrutinizing the steel's composition to ensure it adheres to the required chemical specifications. This analysis helps determine the presence and quantity of crucial elements like carbon, manganese, chromium, nickel, and others, which play a significant role in achieving specific mechanical properties. Another testing approach is mechanical testing, which aims to evaluate the steel's strength, hardness, ductility, and other mechanical properties. Common tests include tensile testing, which measures the steel's ability to withstand tension, and hardness testing, which gauges its resistance to indentation or scratching. Non-destructive testing (NDT) methods are also utilized to assess steel quality without causing any damage. Techniques such as ultrasonic testing, magnetic particle testing, and liquid penetrant testing are employed to identify surface and internal defects, cracks, or discontinuities that could compromise the steel's integrity. Microscopic examination is employed to study the microstructure of special steel, allowing for the evaluation of grain size, inclusions, and other structural features. This analysis provides insights into the steel's properties and potential defects. Corrosion testing is carried out to ensure that special steel can withstand corrosive environments. Various tests, such as salt spray testing, electrochemical methods, and exposure to corrosive substances, are performed to assess the steel's resistance to corrosion and suitability for specific applications. To evaluate the steel's toughness and resistance to sudden loading, impact testing is conducted. This involves subjecting the steel to high-energy impacts to determine if it can withstand sudden shocks without fracturing. Heat treatment analysis is also essential for special steel, as it often undergoes heat treatment processes to enhance its properties. This analysis involves examining the microstructure and hardness of the steel after treatment to ensure it has achieved the desired properties. In conclusion, the combination of these testing methods guarantees that special steel meets the necessary quality standards, making it suitable for various applications in construction, automotive, aerospace, and industrial equipment.
- Q: What are the common surface treatments applied to special steel?
- Some common surface treatments applied to special steel include galvanizing, powder coating, electroplating, and heat treatments such as case hardening. These treatments help improve the corrosion resistance, hardness, and appearance of the steel, making it suitable for various applications in industries like construction, automotive, and aerospace.
- Q: What are the different types of mold steel?
- There are several types of mold steel used in various industries, such as tool steel, stainless steel, and carbon steel. Tool steel is commonly used for high-volume production molds due to its excellent hardness, wear resistance, and toughness. Stainless steel is preferred for molds that require corrosion resistance and can withstand high temperatures. Carbon steel, on the other hand, is often used for less demanding applications where cost-effectiveness is a priority.
- Q: How does special steel contribute to the manufacturing of fasteners?
- Special steel is an essential material in the manufacturing of fasteners due to its unique properties and characteristics. Firstly, special steel offers high strength and durability, making it ideal for the production of fasteners that are required to withstand heavy loads and high levels of stress. This ensures that the fasteners can securely hold components together without breaking or becoming loose over time. Additionally, special steel is known for its excellent corrosion resistance. Fasteners are often exposed to various environmental conditions, including moisture, chemicals, and extreme temperatures. The corrosion resistance of special steel helps to prevent rust and deterioration, ensuring the longevity and reliability of the fasteners. Furthermore, special steel can be easily formed, machined, and heat-treated, allowing for the production of fasteners with precise dimensions and customized designs. This versatility in manufacturing processes enables the creation of fasteners that can meet specific application requirements, such as different thread types, sizes, and head styles. Moreover, special steel offers excellent wear resistance and hardness, which is crucial for fasteners that are subjected to repetitive motions or constant friction. The hardness of special steel helps the fasteners maintain their shape and integrity, reducing the risk of deformation or failure during operation. Overall, special steel plays a vital role in the manufacturing of fasteners by offering high strength, corrosion resistance, versatility in manufacturing processes, and excellent wear resistance. These properties ensure that fasteners are reliable, long-lasting, and capable of withstanding the demands of various industries, including automotive, aerospace, construction, and machinery.
- 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 different surface treatments applied to special steel?
- Enhancing the properties and improving the performance of special steel can be achieved through the application of different surface treatments. Commonly used treatments include: 1. Utilizing heat treatment involves subjecting the steel to specific temperatures and controlling the cooling process. This treatment enhances the steel's hardness, strength, toughness, wear resistance, and corrosion resistance. 2. Coating the surface of special steel with a protective layer is another frequently used surface treatment. Electroplating, hot-dip galvanizing, and powder coating are some methods employed. Coatings provide added corrosion resistance, enhance the appearance of the steel, and prolong its lifespan. 3. Nitriding is a process that diffuses nitrogen into the steel's surface at high temperatures. This forms a tough outer layer, improving wear resistance and fatigue strength while maintaining core toughness. 4. Shot peening is a mechanical treatment that involves bombarding the steel surface with small spherical particles made of steel or ceramic. This induces compressive stresses in the surface layer, improving fatigue strength and resistance to stress corrosion cracking. 5. Passivation is a chemical treatment used to eliminate impurities and contaminants from the steel's surface, typically by immersing it in an acid solution. This process restores the natural corrosion resistance of stainless steel by forming a protective oxide layer. 6. Electro-polishing is an electrochemical process that removes a thin layer of material from the steel's surface. It improves surface finish, eliminates micro-roughness, and enhances corrosion resistance. These are just a few examples of the various surface treatments applicable to special steel. The choice of treatment depends on the specific requirements of the application and the desired properties of the steel.
- Q: Can special steel be used in the computer manufacturing industry?
- Yes, special steel can be used in the computer manufacturing industry. Special steel, known for its enhanced strength, durability, and resistance to corrosion, can be utilized in various components of computer manufacturing. This includes using special steel alloys for computer casings, structural frames, heat sinks, and other critical components that require high strength and reliability. The use of special steel in the computer manufacturing industry ensures the longevity and performance of computer systems.
- Q: What is the purpose of cold drawing in special steel production?
- Cold drawing is utilized in special steel production with the aim of enhancing the mechanical properties and dimensional accuracy of the steel. This technique involves pulling the steel through a die at room temperature, which leads to a reduction in the cross-sectional area and an increase in the length of the steel. By undergoing this process, the microstructure of the steel is refined, resulting in improved strength, hardness, and toughness. Furthermore, cold drawing has the ability to improve the surface finish and straightness of the steel, ensuring precise dimensions and making it suitable for a wide range of applications that require high-quality steel. In summary, cold drawing plays a vital role in improving the performance and quality of special steel, making it more dependable and efficient in various industrial sectors.
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Grade JIS SGCH G550 Galvanized Steel Coil
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 3 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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