Grade JIS G3135-SPFC 340 Galvanized Steel Coil

Grade JIS G3135-SPFC 340 Galvanized Steel Coil System 1

Grade JIS G3135-SPFC 340 Galvanized Steel Coil System 2

Grade JIS G3135-SPFC 340 Galvanized Steel Coil System 3

Grade JIS G3135-SPFC 340 Galvanized Steel Coil System 4

Grade JIS G3135-SPFC 340 Galvanized Steel Coil

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 3 m.t.

Supply Capability:: 10000 m.t./month

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Grade JIS G3135-SPFC 340 Galvanized Steel Coil

Specification of Grade JIS G3135-SPFC 340 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

ASTM 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 G3135-SPFC 340 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.

Grade JIS G3135-SPFC 340 Galvanized Steel Coil

Packaging & Delivery of the Grade JIS G3135-SPFC 340 Galvanized Steel Coil

Packaging Detail	Sea worthy packing /as per customer's packing instruction
Delivery Detail	15 ~ 40 days after receiving the deposit

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Grade JIS G3135-SPFC 340 Galvanized Steel Coil

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
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	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: What are the different types of coatings for special steel?: There are several types of coatings that can be applied to special steel to enhance its performance and protect it from various environmental factors. Some of the common types of coatings for special steel include: 1. Zinc-based coatings: These coatings, such as galvanized steel, provide excellent corrosion resistance. The zinc layer acts as a sacrificial barrier, protecting the underlying steel from rusting. 2. Epoxy coatings: Epoxy coatings are highly resistant to chemicals, moisture, and abrasion. They are often used in industries where the steel is exposed to harsh conditions or corrosive substances. 3. Powder coatings: Powder coatings offer a durable and attractive finish to special steel. They are applied as a dry powder and then cured under heat, forming a hard, protective layer that is resistant to chipping, fading, and corrosion. 4. Ceramic coatings: Ceramic coatings are known for their high-temperature resistance and excellent thermal insulation properties. They are often used in applications where the steel is exposed to extreme heat or rapid temperature changes. 5. Organic coatings: Organic coatings, such as acrylics and polyurethanes, provide a protective barrier against moisture, UV radiation, and chemicals. They are commonly used in outdoor applications, such as architectural structures or automotive parts. 6. Phosphate coatings: Phosphate coatings are primarily used as a pre-treatment before applying other coatings or paints. They improve adhesion and corrosion resistance of subsequent layers, providing a more durable finish. 7. Polymer coatings: Polymer coatings offer excellent resistance to abrasion, impact, and chemicals. They are commonly used in industrial settings where steel is subject to heavy wear and tear. It is important to select the appropriate type of coating based on the specific requirements of the special steel and the environment it will be exposed to. Each coating type has its own set of advantages and limitations, so a thorough analysis should be conducted to determine the most suitable option.

Q: What is the importance of heat treatment in special steel?: The significance of heat treatment in special steel cannot be emphasized enough as it greatly enhances its mechanical properties and overall performance. Special steel, also known as alloy steel, is specifically engineered to possess certain characteristics such as high strength, hardness, wear resistance, and toughness, making it suitable for challenging applications in industries like automotive, aerospace, and tooling. The process of heat treatment involves controlled heating and cooling of the steel in order to modify its microstructure, which subsequently impacts its properties. There are various heat treatment techniques employed, including annealing, tempering, quenching, and hardening, each serving a distinct purpose. One crucial aspect of heat treatment in special steel is its ability to enhance hardness. Through techniques like quenching and hardening, the steel can be transformed into a hardened state, making it significantly stronger and more resistant to abrasion and wear. This is of utmost importance for applications involving heavy loads, impact, and abrasive environments. Furthermore, heat treatment can also enhance the toughness and ductility of special steel. By precisely controlling the cooling rate during the heat treatment process, the microstructure of the steel can be adjusted to achieve a fine-grained structure, thereby improving its ability to withstand sudden impacts or shocks. This is particularly critical in applications where the material needs to absorb energy and resist fractures, such as in structural components or tools. Moreover, heat treatment can also improve the machinability and dimensional stability of special steel. By subjecting the steel to annealing or tempering processes, internal stresses and residual strains can be relieved, resulting in a more stable and easier-to-machine material. This is indispensable in industries where precision and dimensional accuracy are of utmost importance. In conclusion, the significance of heat treatment in special steel cannot be overstated. It is a vital process that enables the optimization of the steel's mechanical properties, ensuring that it fulfills the specific requirements of demanding applications. By skillfully manipulating the microstructure, heat treatment enhances the steel's hardness, toughness, and machinability, making it a versatile and dependable material in various industries.

Q: How is special steel produced?: Special steel is produced through a meticulous process known as alloying, where different metals are combined with iron to enhance its properties. The alloying elements are carefully selected and added to molten iron, followed by precise temperature control and cooling to form the desired steel composition. This process ensures that special steel possesses superior strength, hardness, corrosion resistance, and other unique characteristics required for specialized applications.

Q: How is high-speed stainless steel used in the production of machining tools?: High-speed stainless steel is used in the production of machining tools due to its excellent hardness, wear resistance, and heat resistance properties. It allows the tools to operate at high speeds without losing their shape or deteriorating quickly. The stainless steel's corrosion resistance also ensures the longevity of the machining tools, making them suitable for various industrial applications.

Q: How does special steel contribute to energy efficiency?: Special steel contributes to energy efficiency in several ways. Firstly, special steel is used in the construction of energy-efficient appliances and equipment, such as refrigerators, air conditioners, and turbines. The high strength and durability of special steel allow for more efficient operation and reduced energy consumption of these devices. Additionally, special steel is utilized in the manufacturing of energy-efficient vehicles, such as hybrid and electric cars. The lightweight yet strong properties of special steel enable the production of lighter vehicles that require less energy to propel, improving fuel efficiency and reducing emissions. Overall, special steel plays a crucial role in enhancing energy efficiency across various industries, contributing to a more sustainable and environmentally friendly future.

Q: What are the different cryogenic grades of special steel?: There are several different cryogenic grades of special steel that are specifically designed to perform well in extremely low temperature environments. These grades are developed to maintain their mechanical properties and resist brittleness at cryogenic temperatures, making them suitable for applications such as liquefied natural gas (LNG) storage tanks, aerospace equipment, and low-temperature chemical processes. One commonly used cryogenic grade of special steel is the 300 series stainless steel, particularly the types 304 and 316. These stainless steels contain nickel, which enhances their cryogenic toughness and resistance to thermal stress. They are often used in the construction of cryogenic storage vessels and piping systems. Another popular cryogenic grade is the 9% nickel steel. This type of steel is alloyed with around 9% nickel, which provides excellent low-temperature toughness and ductility. 9% nickel steel is commonly used in the construction of LNG storage tanks, as it can withstand the extreme cold temperatures required for the storage and transportation of liquefied natural gas. Additionally, there are special low-temperature carbon steels, such as ASTM A350 LF2 and ASTM A333 Grade 6, which are designed to maintain their toughness and impact resistance at cryogenic temperatures. These steels are often employed in low-temperature applications such as cryogenic piping systems and equipment for the oil and gas industry. In summary, the different cryogenic grades of special steel include stainless steels (such as 300 series stainless steel), 9% nickel steel, and low-temperature carbon steels (like ASTM A350 LF2 and ASTM A333 Grade 6). Each grade is specifically engineered to withstand the challenges posed by extremely low temperatures while maintaining their mechanical properties and resistance to brittleness.

Q: What are the applications of corrosion-resistant steel?: Corrosion-resistant steel has a wide range of applications in various industries. It is commonly used in the construction of buildings, bridges, and infrastructure in coastal areas or places with high humidity, as it can withstand exposure to corrosive elements like saltwater and moisture. It is also utilized in the automotive and aerospace industries, where it provides durability and longevity to components exposed to harsh environments. Additionally, corrosion-resistant steel is extensively used in manufacturing equipment and storage tanks for chemicals, pharmaceuticals, and food processing, as it ensures the integrity and safety of these materials.

Q: What are the different standards and specifications for special steel?: There are several standards and specifications for special steel, which vary depending on the specific type and application of the steel. Some common standards include AISI (American Iron and Steel Institute), ASTM (American Society for Testing and Materials), EN (European Norm), and JIS (Japanese Industrial Standards). These standards define the chemical composition, mechanical properties, and manufacturing processes required for special steel to meet certain quality and performance standards. Additionally, there may be specific specifications for different industries or applications, such as aerospace, automotive, or construction, that further define the requirements for special steel.

Q: How does nitriding steel improve hardness and wear resistance?: Nitriding steel improves hardness and wear resistance by introducing nitrogen into the surface of the material. This process forms nitrides, which are hard compounds that increase the surface hardness of the steel. Additionally, the nitrides create a protective layer that enhances the material's resistance to wear, erosion, and corrosion.

Q: What are the future trends and innovations expected in special steel production?: In the future, several trends and innovations are expected to shape the special steel production industry. Here are a few key areas where advancements are likely to occur: 1. Advanced Manufacturing Techniques: Special steel manufacturers are likely to adopt advanced manufacturing techniques such as additive manufacturing (3D printing) and digitalization. These technologies will facilitate the production of complex geometries, reduce waste, and enable customization of special steel products. 2. Sustainable Production: As environmental concerns continue to grow, there will be a focus on sustainable production methods in the special steel industry. This includes the adoption of energy-efficient processes, recycling and reusing materials, and minimizing the carbon footprint of steel production. 3. High-Strength and Lightweight Alloys: With the increasing demand for lightweight materials in various sectors like automotive and aerospace, special steel production is expected to focus on developing high-strength and lightweight alloys. These alloys will offer improved performance while reducing the weight of components, leading to fuel efficiency and enhanced sustainability. 4. Nanotechnology and Microstructural Engineering: Nanotechnology and microstructural engineering will play a significant role in enhancing the properties of special steels. By manipulating the material at the nanoscale, manufacturers can improve strength, toughness, corrosion resistance, and other characteristics. 5. Enhanced Surface Treatments: Advances in surface treatments, such as coatings, will contribute to the performance and longevity of special steel products. Innovative surface treatments will provide increased resistance to wear, corrosion, and heat, expanding the range of applications for special steels. 6. Digitalization and Data Analytics: The integration of digital technologies and data analytics will revolutionize special steel production. Smart factories with interconnected systems will enable real-time monitoring, predictive maintenance, and improved quality control, resulting in higher productivity and efficiency. 7. Automation and Robotics: Automation and robotics will continue to play a vital role in special steel production. Automated processes will optimize productivity, reduce human errors, and improve worker safety, thereby enhancing overall operational efficiency. 8. Industry 4.0 Integration: The special steel industry is expected to embrace Industry 4.0 principles, such as the Internet of Things (IoT) and artificial intelligence (AI). These technologies will enable seamless connectivity, intelligent decision-making, and predictive analysis, leading to improved productivity, cost-effectiveness, and competitiveness. Overall, the future of special steel production is likely to be driven by advancements in manufacturing techniques, sustainable practices, material engineering, digitalization, and automation. These innovations will not only enhance the performance and quality of special steel products but also contribute to a more sustainable and efficient industry.

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