• Prime quality square alloy steel billet 145mm Q235 System 1
  • Prime quality square alloy steel billet 145mm Q235 System 2
  • Prime quality square alloy steel billet 145mm Q235 System 3
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Prime quality square alloy steel billet 145mm Q235

Prime quality square alloy steel billet 145mm Q235

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
100 m.t.
Supply Capability:
10000 m.t./month

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Structure of Prime quality square alloy steel billet 145mm Q235

 Prime quality square alloy steel billet 145mm Q235

Description of Prime quality square alloy steel billet 145mm Q235 

1. Prepainted steel coil is coated with organic layer, which provides higher anti-corrosion property and a longer lifespan than that of galvanized or galvalume steel sheets. 

2. The base metals for prepainted steel coil consist of cold rolled, HDGI Steel, electro-galvanized and hot-dip alu-zinc coated steel. The finish coats of prepainted steel coil can be classified into groups as follows: polyester, silicon modified polyesters, polyvinylidene fluoride, high-durability polyester, etc.

3. The production process has evolved from one-coating-and-one-baking to double-coating-and-double-baking, and even three-coating-and-three-baking.

4. The color of the prepainted steel coil has a very wide selection, like orange, cream-colored, dark sky blue, sea blue, bright red, brick red, ivory white, porcelain blue, etc.

5. The prepainted steel coils can also be classified into groups by their surface textures, namely regular prepainted sheets, embossed sheets and printed sheets.

 Prime quality square alloy steel billet 145mm Q235

 

Main Feature of Prime quality square alloy steel billet 145mm Q235

Uncoated CR steel sheet 

With the features of in line with the international highest standards in demension and shape, excellent surface finish and properties, the products are mainly used in home appliance and automobile industries.

Galvanized steel sheet(include HDG and EG)

With the features of good corrosion resistance, the products are mainly used in automobile, home appliance, electronics, building and machinery manufacture industries, etc.

Precoated steel sheet

With the features of enviromental protection and good processablility, long lasting surface durability, rich in colors, the products are maily used in building, home appliance and furniture industries, etc.

 

Applications of Prime quality square alloy steel billet 145mm Q235

Construction
Manufacture anticorrosion, industrial and civil architecture roof boarding, roof grille
Light industries
Home appliance's case, civil chimney, kitchen utensils
Auto industry
Corrosion resistant parts of cars
Agriculture
Food storage, meat and aquatic products' freezing and processing equipment
Commerce
Equipments to store and transport materials, and packing implements

  Prime quality square alloy steel billet 145mm Q235

 

Specifications of Prime quality square alloy steel billet 145mm Q235

Product

Prime quality square alloy steel billet 145mm Q235

Material Grade

SGCC / SGCH  / DX51D+AZ, etc

Thickness

0.6-3.0mm

Width

500-1500mm

Tolerance

Thickness: +/-0.02mm , Width:+/-2mm

Zinc-coating

Z30-150g/m2

Technique

Raw material: Hot rolled steel coil --> Cold rolled_>hot dipped galvalume

Surface

Dried, Chromated, Unoiled

Spangle

Regular spangle , small spangle, zero spangle

ID

508MM 610MM

Coil weight

1-25MT

Export package

Cardboard inner sleeves, Waterproof paper, galvanized steel covered and steel strip packed

  

FAQ of Prime quality square alloy steel billet 145mm Q235

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?
  Our delivery time about 15-20days for standard sizes, if you have other requirements like hardness, quanity and width ,it is about 20-40days. But don't worry we also try our best for the delivery time ,because time longer and our cost is higher.


 


Q:What is the typical yield strength of a steel billet?
The typical yield strength of a steel billet varies depending on the specific grade and composition of the steel. However, it is generally in the range of 250 to 500 megapascals (MPa).
Q:How do steel billets contribute to the overall aesthetics of a product?
Steel billets do not directly contribute to the overall aesthetics of a product as they are semi-finished products in the steel manufacturing process. However, they play a crucial role in determining the structural integrity and quality of the final product, which indirectly impacts its overall aesthetics.
Q:What are the main challenges in the handling of steel billets during production?
The main challenges in handling steel billets during production include ensuring proper transportation and storage to prevent damage, maintaining consistent temperature and humidity conditions to avoid material distortion or degradation, and implementing efficient handling techniques to minimize product loss and maximize productivity. Additionally, handling heavy and bulky billets can pose risks to worker safety, demanding proper training and equipment to mitigate potential accidents.
Q:How are steel billets cut and shaped into desired forms?
Steel billets, which are essentially long, rectangular bars of raw steel, are cut and shaped into desired forms through a process known as steel billet shaping. This process involves several steps to transform the billets into different shapes and sizes, depending on the desired end product. The first step in shaping steel billets is to cut them into smaller, more manageable lengths. This is typically done using a sawing process, where the billets are cut using high-speed rotating blades. The saw blades can be either circular or bandsaw blades, depending on the specific requirements of the cut. Once the billets are cut into smaller lengths, they are then heated to a specific temperature in a furnace. This heating process is known as preheating and is essential for making the steel more malleable and easier to shape. The temperature and duration of preheating depend on the type of steel and the desired final shape. After preheating, the billets are transferred to a shaping machine, such as a rolling mill or a forging press. These machines exert high pressure on the heated billets to deform them into the desired shape. Rolling mills use a series of rollers to gradually shape the billets into various forms, such as bars, rods, or sheets. On the other hand, forging presses use immense force to reshape the billets by compressing them between dies or molds. During the shaping process, the billets may also undergo additional heat treatments, such as quenching or tempering, to enhance their mechanical properties. Quenching involves rapidly cooling the shaped billets to increase their hardness, while tempering involves reheating and slowly cooling them to improve their toughness and durability. Finally, once the steel billets have been shaped into the desired forms, they may undergo further processing steps, such as machining, grinding, or surface finishing, to achieve the required dimensional accuracy and surface quality. These additional processes ensure that the steel products meet the specified tolerances and surface requirements. In conclusion, steel billets are cut and shaped into desired forms by a combination of cutting, heating, shaping, and additional processing steps. This allows the raw steel material to be transformed into various products, ranging from bars and rods to sheets and other complex shapes, catering to the diverse needs of different industries.
Q:What is the typical size and shape of steel billets?
The typical size and shape of steel billets can vary depending on the specific application and industry requirements. However, they are commonly rectangular or square in shape, with dimensions ranging from a few inches to several feet in length, width, and height.
Q:How are steel billets used in the production of bearings?
Steel billets are an integral part of the production process for bearings. Bearings are crucial components that help in reducing friction and enabling smooth rotation between two parts. Steel billets are first heated to high temperatures to make them malleable and easier to work with. Once the billets have reached the desired temperature, they are then shaped into cylindrical or spherical forms using various manufacturing processes such as rolling, forging, or casting. These processes help to achieve the precise dimensions and shapes required for the bearing production. After shaping, the billets undergo further heat treatment processes such as quenching and tempering to enhance their mechanical properties. This heat treatment ensures that the steel has the necessary hardness, strength, and durability required for bearing applications. The shaped and heat-treated billets are then machined to create the raceways, which are the tracks that the balls or rollers of the bearing move along. This machining process involves precision grinding and machining techniques to achieve smooth and accurate raceways. Once the raceways are machined, the billets are further processed to create the other components of the bearing, such as the outer and inner rings, cages, and seals. These components are manufactured separately and then assembled together to create the final bearing. In summary, steel billets are used in the production of bearings as the starting material. Through various manufacturing processes such as shaping, heat treatment, and machining, the billets are transformed into the different components of the bearing, ultimately resulting in a high-quality product that is essential for various industries, including automotive, aerospace, and machinery.
Q:How are steel billets used in the manufacturing of construction cranes?
Steel billets are used in the manufacturing of construction cranes as the primary raw material. They are heated and shaped into various components, such as beams, columns, and tracks, which provide structural strength and support to the crane. These components are then assembled and welded together to create the framework of the crane, ensuring durability and stability for lifting heavy loads in construction projects.
Q:How do steel billets contribute to the manufacturing of telecommunications devices?
Steel billets are used in the manufacturing of telecommunications devices as they provide the necessary raw material for various components such as brackets, frames, and chassis. These billets are shaped and processed into specific forms to create the structural support and durability required for these devices. Additionally, steel billets allow for efficient heat dissipation, electromagnetic shielding, and overall product stability, making them essential in the manufacturing process of telecommunications devices.
Q:For example, screw plate (PU plate and manganese plate), carbon steel Primeton is what person rolling out?.
that in addition to the carbon and other elements, such as Cr, Mo etc., in which the carbon ratio below 30 for low alloy steel
Q:What are the international standards for steel billets?
The international standards for steel billets are defined by organizations such as the International Organization for Standardization (ISO) and the American Society for Testing and Materials (ASTM). These standards typically encompass various aspects including chemical composition, mechanical properties, dimensions, tolerances, and surface quality, ensuring consistency and quality across different countries and manufacturers.

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