Grade ASTM SS255-SS550 Galvanized Steel Coil

Grade ASTM SS255-SS550 Galvanized Steel Coil System 1

Grade ASTM SS255-SS550 Galvanized Steel Coil System 2

Grade ASTM SS255-SS550 Galvanized Steel Coil System 3

Grade ASTM SS255-SS550 Galvanized Steel Coil System 4

Grade ASTM SS255-SS550 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 ASTM SS255-SS550 Galvanized Steel Coil

Specification of Grade ASTM SS255-SS550 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 ASTM SS255-SS550 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 ASTM SS255-SS550 Galvanized Steel Coil

Packaging & Delivery of the Grade ASTM SS255-SS550 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 ASTM SS255-SS550 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
	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:Can special steel be used in the marine industry?: Yes, special steel can be used in the marine industry. Special steels such as stainless steel or corrosion-resistant alloys are commonly used in the marine industry due to their high strength, durability, and resistance to corrosion in harsh marine environments. These materials are utilized for various applications including shipbuilding, offshore structures, and marine equipment to ensure long-lasting performance and safety at sea.

Q:Can special steel be used for making electrical components?: Indeed, electrical components can indeed be crafted using special steel. Special steel denotes a collection of steels boasting distinct properties and features that render them fitting for diverse uses, including electrical components. These steels are frequently tailored to possess exceptional electrical conductivity, minimal electrical resistance, commendable magnetic traits, and outstanding heat endurance. They are commonly employed in electrical engineering scenarios where utmost performance and dependability are indispensable, such as the production of transformers, motors, generators, and electrical transmission systems. Furthermore, special steel can also furnish protection against corrosion and elevated temperatures, thereby augmenting its aptness for the manufacturing of electrical components.

Q:How does special steel perform in high-temperature creep resistance?: Special steel is known for its exceptional performance in high-temperature creep resistance. Creep refers to the tendency of a material to deform or strain under constant stress when exposed to elevated temperatures. In such conditions, ordinary steels may exhibit significant creep, leading to a loss of mechanical properties and potential failure. However, special steels are specifically designed to withstand high-temperature creep, making them ideal for applications where resistance to time-dependent deformation is critical. These steels are often alloyed with elements such as chromium, molybdenum, and vanadium, which enhance their high-temperature properties. The alloying elements in special steels form stable carbides and nitrides, which act as strengthening agents, inhibiting grain growth, and preventing dislocation movement. This results in improved creep resistance and structural stability even at extreme temperatures. Additionally, special steels often undergo heat treatment processes such as quenching and tempering, which further enhance their creep resistance and overall mechanical performance. Furthermore, the microstructure of special steels is carefully controlled during the manufacturing process to ensure optimal creep resistance. Fine-grained structures with a high density of precipitates or second-phase particles are typically developed, which hinder dislocation movement and improve creep strength. In summary, special steels exhibit exceptional high-temperature creep resistance due to their alloying elements, heat treatment processes, and controlled microstructures. These steels can reliably withstand prolonged exposure to elevated temperatures without significant deformation or loss of mechanical properties, making them invaluable in industries such as aerospace, power generation, and petrochemicals where high-temperature applications are common.

Q:What are the different methods of surface pickling for special steel?: There are several methods of surface pickling that can be used for special steel. These methods include: 1. Acid Pickling: This is the most common method used for pickling special steel. It involves immersing the steel in an acid solution, usually hydrochloric acid or sulfuric acid, to remove any surface impurities. The acid reacts with the oxide layer on the steel, dissolving it and leaving behind a clean surface. 2. Electrolytic Pickling: In this method, an electric current is passed through the steel while it is immersed in an electrolyte solution. This causes a chemical reaction that removes the surface impurities. Electrolytic pickling is a more controlled process and can be used to achieve a more uniform surface finish compared to acid pickling. 3. Mechanical Pickling: This method involves using mechanical means to remove the surface impurities from the steel. It can be done using abrasive materials, such as sandpaper or wire brushes, to physically scrub the surface and remove any scale or rust. Mechanical pickling is often used in combination with acid or electrolytic pickling to achieve the desired surface finish. 4. Passivation: After pickling, special steel can undergo passivation to enhance its corrosion resistance. Passivation involves treating the steel with a chemical solution, typically nitric acid or citric acid, to create a protective oxide layer on the surface. This layer helps to prevent further corrosion and improves the overall durability of the steel. It is important to note that the specific method of surface pickling used for special steel may vary depending on the type of steel, the desired surface finish, and the intended application. Therefore, it is crucial to consult with experts or follow the manufacturer's guidelines to ensure the appropriate method is used for pickling special steel.

Q:What are the different tool steel alloys?: Tool steel, a type of steel containing carbon and alloy, is specifically designed for producing tools, dies, and cutting applications. There are various tool steel alloys available, each possessing unique properties and characteristics. 1. Carbon Tool Steels: These steels have a higher carbon content, typically ranging from 0.60% to 1.00%. They provide excellent hardness, wear resistance, and toughness, rendering them suitable for cutting and forming tools. 2. High-Speed Tool Steels: These steels are engineered to endure high temperatures while maintaining their hardness and strength at elevated speeds. They usually contain alloying elements like tungsten, molybdenum, and vanadium. 3. Shock-Resistant Tool Steels: These steels are specially formulated to withstand high impact or shock loads without fracturing. They offer exceptional toughness and are frequently utilized for chisels, hammers, and other tools subjected to intense impact forces. 4. Hot-Work Tool Steels: These steels are designed to retain their hardness and strength at high temperatures, making them ideal for applications involving hot forming or forging processes. They exhibit outstanding thermal conductivity and wear resistance. 5. Cold-Work Tool Steels: These steels are specifically designed for applications involving cutting, shearing, and forming at room temperature or lower. They possess high hardness, wear resistance, and toughness, enabling them to withstand the stresses associated with cold-working operations. 6. Mold Steels: Mold steels are primarily used in the production of molds for plastic injection molding, die casting, and extrusion processes. They offer good machinability, high wear resistance, and excellent dimensional stability. 7. Stainless Tool Steels: Stainless tool steels combine the corrosion resistance of stainless steel with the hardness and toughness of tool steel. They are commonly used in applications where both wear resistance and corrosion resistance are required. These examples represent just a fraction of the tool steel alloys available in the market. Each alloy possesses distinct properties and applications, enabling manufacturers to select the most suitable tool steel for their specific requirements.

Q:Can special steel be used in the production of surgical implants?: Yes, special steel can be used in the production of surgical implants. Special steel, such as stainless steel, is often preferred for surgical implants due to its high strength, corrosion resistance, and biocompatibility. It is commonly used for various types of implants, including orthopedic, dental, and cardiovascular implants.

Q:How is shock-resistant alloy steel used in the production of impact-resistant parts?: Shock-resistant alloy steel is used in the production of impact-resistant parts due to its unique properties that make it highly resistant to deformation and fracture under high impact loads. The alloy steel's composition includes elements such as chromium, nickel, and molybdenum, which enhance its toughness and durability. These properties allow the alloy steel to absorb and disperse the energy generated during impact, effectively protecting the parts from damage. Additionally, the shock-resistant alloy steel's high strength enables it to withstand repeated impacts without losing its structural integrity, making it an ideal material for manufacturing impact-resistant parts used in various industries, including automotive, aerospace, and construction.

Q:What are the properties of duplex stainless steel?: Duplex stainless steel possesses a combination of excellent mechanical properties, including high strength and corrosion resistance. It offers good toughness and ductility, making it suitable for a wide range of applications. Moreover, duplex stainless steel exhibits a higher resistance to stress corrosion cracking and pitting corrosion compared to other types of stainless steel. Additionally, it has a good weldability, enabling it to be easily fabricated and used in various industries such as oil and gas, chemical processing, and marine environments.

Q:What are the requirements for special steel used in packaging machinery?: The requirements for special steel used in packaging machinery can vary depending on the specific application and the type of packaging machinery being used. However, there are some common requirements that are typically expected for this type of steel. Firstly, the special steel used in packaging machinery should have excellent corrosion resistance. This is because packaging machinery often comes into contact with various liquids, including water, oils, and cleaning solutions. Corrosion resistance helps to prevent the steel from deteriorating or rusting when exposed to these substances, ensuring the longevity and reliability of the machinery. Secondly, the steel should possess high hardness and wear resistance. Packaging machinery often involves moving parts and components that are subjected to constant friction and wear. Therefore, the steel used in these parts should be able to withstand the repetitive contact and abrasion without undergoing significant wear or deformation. High hardness also helps to prevent the formation of scratches or grooves on the surfaces, which can compromise the quality of the packaging. Additionally, the special steel should have good machinability and formability. Packaging machinery often requires complex shapes and intricate designs, so the steel should be easily machinable and capable of being formed into the desired shapes and sizes. This facilitates the manufacturing process and allows for the creation of precise and accurate components. Furthermore, the steel should possess high tensile strength and toughness. Packaging machinery may be subjected to mechanical stresses and impacts during operation, and the steel used in its construction should be able to withstand these forces without fracturing or breaking. High tensile strength ensures the structural integrity of the machinery, while toughness helps to prevent the formation of cracks or fractures under sudden loads or impacts. Lastly, the special steel used in packaging machinery should be cost-effective and readily available. The cost of the steel should be reasonable and within the budget of the manufacturer, without compromising the quality or performance of the machinery. Additionally, the steel should be readily available in the market to ensure a continuous supply for manufacturing purposes. Overall, the requirements for special steel used in packaging machinery include corrosion resistance, high hardness and wear resistance, good machinability and formability, high tensile strength and toughness, and cost-effectiveness. Meeting these requirements ensures the durability, reliability, and efficiency of the packaging machinery in various industrial applications.

Q:How does special steel contribute to the energy equipment industry?: Special steel plays a crucial role in the energy equipment industry by providing materials with superior strength, durability, and corrosion resistance. These properties enable the production of high-performance components such as turbine blades, pressure vessels, and pipelines, which are essential for power generation, transmission, and distribution. Additionally, special steel's ability to withstand extreme temperatures and harsh operating conditions enhances the efficiency and reliability of energy equipment, ultimately contributing to the overall sustainability and advancement of the industry.

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