• Steel Billet made in China with High quality System 1
  • Steel Billet made in China with High quality System 2
Steel Billet made in China with High quality

Steel Billet made in China with High quality

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
1000 m.t.
Supply Capability:
17642 m.t./month

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Item specifice

Grade:
Q195/Q215/Q235/Q275
Qaulity:
own factory, stable quality
Length:
6~12meters 
Size:
100mm to 165mm
Tolerance:
Strictly according to the G/B and JIS standard

 

Steel billet :

 

Steel billet(ingot) by cogging or breakdown of semi-finished products, is the raw material of all kinds of steel mill. Billet section of square, round, flat, rectangular

and abnormity of several kinds of, mainly related to the shape of rolled products.

 

Billets, or ingots (as they sometimes referred to), are not of practical use until they have been formed into more 

functional shapes and sizes. While they have already been put in the furnace, they still require a series of shaping 

and molding procedures such as hot and cold working, milling and cutting before they are sold in hardware stores, 

or used for different applications. The unformed billets, however, can be used in striking currency such as coins and 

as reserves, similar to gold bars.

 

Gade:

Standard

C(%)

Mn(%)

S(%)

P(%)

Si(%)

Q195

≤0.12

≤0.50

≤0.040

≤0.035

≤0.30

Q235

≤0.20

≤1.40

≤0.045

≤0.045

≤0.35

Q275

≤0.22

≤1.50

≤0.045

≤0.045

≤0.35

20MnSi

0.17-0.25

1.2-1.6

≤ 0.050

≤ 0.050

0.40-0.80

3SP

0.14-0.22

0.40-0.85

≤ 0.050

≤ 0.040

0.05-0.15

5SP

0.28-0.37

0.50-1.00

≤ 0.050

≤ 0.040

0.15-0.30

Steel Billet made in China with High quality

Steel Billet made in China with High quality

Steel Billet made in China with High quality

Steel Billet made in China with High quality

Other Specifications

Squar Tolerance: ±4

Length Tolerance: +100mm

Romboidity/Difference Diagonals: no more than 0.7%

Camber: no more than 1.5%(%)

Twist: no more than 3 degrees per 1 meter length

Our Advantage  

* Professional Personnel of Steel Trading

* Strong Steel Industry Background

* Conveniently Geographic Location

Our Commitment

* Sincere, Practical, Efficient and Developing

* High Quality Steel Production

* Competitive Price and Timely Delivery

 

Packing : 

Within 30 days

1.Standard export package 
2.In bundles with steel strips 
3.As the requirements of the customers

FAQ:

Q: How to get quotation?
A: When we receive your detailed enquiry, we will set the best price based on standard, 
steel grade, outer diameter, wall thickness, quantity, country. 
And we will send quotation to your mailbox.

Q:How to guarantee the quality of the products?

A:We have established the international advanced quality management system,every link from raw material 

to final product we have strict quality test;We resolutely put an end to unqualified products flowing into the market. 

At the same time, we will provide necessary follow-up service assurance.

Q:How long can we receive the product after purchase?

A :In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. 

The pecific time of receiving is related to the state and position of customers.

 

 

 

Q:What are the potential safety risks associated with handling steel billets?
The potential safety risks associated with handling steel billets include the risk of cuts or punctures from sharp edges or protruding pieces, the risk of strains or sprains due to the heavy weight of the billets, and the risk of falling or collapsing if the billets are stacked improperly. Additionally, exposure to extreme heat or sparks during the handling process can pose a risk of burns or fire hazards.
Q:What are the factors that affect the mechanical properties of steel billets?
The mechanical properties of steel billets are influenced by several factors. These factors include the chemical composition, heat treatment, microstructure, grain size, processing conditions, surface condition, and environmental factors. 1. Chemical composition: The mechanical properties of steel billets are determined by the levels of carbon, manganese, silicon, and other alloying elements in the steel. These elements impact the strength, hardness, and ductility of the billets. 2. Heat treatment: By controlling the temperature and duration of heating and cooling, the mechanical properties of steel billets can be significantly altered. Techniques like annealing, quenching, and tempering can enhance the hardness, toughness, and overall strength of the steel. 3. Microstructure: The mechanical properties of steel are greatly influenced by its microstructure, which is determined by factors like cooling rate and alloying elements. Different phases, such as ferrite, pearlite, and martensite, affect the strength, ductility, and toughness of the billets. 4. Grain size: The size and distribution of grains in the steel billets have an impact on their mechanical properties. Finer grain sizes generally result in improved strength and toughness, while larger grain sizes may lead to reduced mechanical properties. 5. Processing conditions: The mechanical properties of steel billets are influenced by the processing conditions during production, such as temperature and rate of deformation. Techniques like rolling, forging, and extrusion affect the grain structure and overall mechanical behavior of the steel. 6. Surface condition: The mechanical properties of steel billets can be significantly affected by the surface condition, including the presence of defects like cracks, voids, or surface contamination. Surface defects act as stress concentration points and reduce the overall strength and integrity of the steel. 7. Environmental factors: The mechanical properties of steel billets can be influenced by environmental conditions like temperature, humidity, and exposure to corrosive substances. Corrosion can decrease strength and structural integrity, while high temperatures can cause softening or thermal degradation of the steel. Considering these factors is crucial in the design and manufacturing of steel billets to ensure that the desired mechanical properties are achieved for specific applications.
Q:How are steel billets stored to prevent rusting?
Steel billets are typically stored in covered areas or warehouses to protect them from exposure to moisture and humidity, which can lead to rusting. They are also often coated with a rust inhibitor or protective oil prior to storage to provide an additional barrier against corrosion.
Q:How are steel billets used in the production of pump parts?
Pump parts rely on steel billets as a vital element in their production. These semi-finished metal forms serve as the initial material for creating a variety of pump components. To begin with, steel billets are heated and then shaped into the desired form using techniques such as forging, casting, or extrusion. This process ensures that the billets are transformed into pump parts like impellers, casings, or shafts. Once shaped, the billets undergo further machining processes such as milling, drilling, and turning. These operations guarantee that the billets meet the precise dimensions and specifications required for pump parts. By undergoing these machining operations, the billets become functional components capable of effectively carrying out their intended tasks within the pump system. Furthermore, steel billets provide the necessary strength and durability to withstand the demanding conditions and pressures associated with pumping operations. The high tensile strength and corrosion resistance of steel make it an ideal material choice for pump components, ensuring their longevity and reliability. Additionally, steel billets can be treated or coated to enhance their performance characteristics. Heat treatment processes like annealing, quenching, or tempering can be applied to achieve specific mechanical properties such as improved hardness or increased resistance to wear and tear. Coatings such as galvanizing or electroplating can also be added to enhance the corrosion resistance of steel billets. In summary, steel billets play a crucial role in the production of pump parts. They provide a versatile and durable starting material that can be shaped, machined, and treated to meet the specific requirements of different pump systems. By utilizing steel billets, pump manufacturers can produce high-quality pump parts that ensure efficient and reliable pumping operations in various industries.
Q:How do steel billets contribute to the overall recyclability of a product?
The overall recyclability of a product is significantly improved with the use of steel billets. These semi-finished steel products are formed through the process of casting, where molten steel is poured into molds and allowed to solidify. To begin with, steel billets possess the remarkable ability to be melted down and reprocessed multiple times without compromising their structural integrity or quality. This characteristic renders steel billets highly recyclable and ideal for utilization as raw materials in the production of various steel products. When a steel product reaches the end of its lifespan, it can be melted down and transformed into new steel billets for further usage. Moreover, steel billets contribute to the circular economy by reducing the necessity for primary steel production. By recycling and reusing steel, the demand for extracting raw materials and consuming excessive energy during the manufacturing process is minimized. This conservation of natural resources not only diminishes greenhouse gas emissions but also mitigates the overall environmental impact associated with steel production. Additionally, steel billets enable the creation of products with a greater proportion of recycled content. By incorporating recycled steel into new products, the overall recyclability of the final product is heightened. This not only conserves energy and resources but also diminishes the amount of waste that would otherwise find its way into landfills. In conclusion, steel billets enhance the recyclability of a product by virtue of their own high recyclability, reduction in the demand for primary steel production, and augmentation of the recycled content in the final product. Their contribution to the circular economy and environmental sustainability makes them an indispensable component in the overall life cycle of steel products.
Q:How are steel billets manipulated during the manufacturing process?
Steel billets are manipulated during the manufacturing process through various methods such as heating, rolling, forging, and cutting. Heating the billets makes them more malleable and easier to shape. Rolling involves passing the heated billets through a series of rollers to reduce their thickness and create desired shapes. Forging is another technique where the billets are shaped using compressive forces. Finally, cutting is done to obtain specific lengths or shapes required for further processing or fabrication.
Q:What are the common surface treatments for steel billets?
Steel billets can undergo several surface treatments to improve performance and protect against corrosion. Common treatments include: 1. Hot-dip galvanizing: Immersing billets in molten zinc creates a protective coating, offering excellent corrosion resistance for outdoor applications. 2. Electroplating: Passing an electric current through a metal ion solution deposits metals like nickel, chromium, or zinc onto billet surfaces, providing desired properties and appearance. 3. Powder coating: Spraying dry powder onto billet surfaces and heating it forms a durable, chemical-resistant coating. This method offers various color options and UV radiation protection. 4. Phosphating: Applying a phosphate coating improves corrosion resistance and promotes paint adhesion, suitable for subsequent painting or powder coating. 5. Blackening: Applying a chemical solution creates a black oxide layer, enhancing appearance and providing mild corrosion resistance for decorative purposes. 6. Passivation: Treating billets with an acid solution removes contaminants and creates a passive oxide layer, improving corrosion resistance, especially for stainless steel billets. These treatments are widely used in industries to enhance billet properties and lifespan. The choice depends on specific requirements, including application, appearance, and environmental conditions.
Q:What is the role of steel billets in the manufacturing of material handling equipment?
Steel billets play a crucial role in the manufacturing of material handling equipment as they serve as the primary raw material for forging and shaping various components. These billets are heated, molded, and transformed into different parts such as frames, beams, brackets, and supports, which provide strength, durability, and stability to the equipment. Additionally, steel billets ensure the structural integrity and load-bearing capacity of the material handling equipment, enabling them to withstand heavy loads and rigorous operational conditions.
Q:What is the process of hot rolling steel billets?
To transform steel billets into the desired shape and size, the hot rolling process involves multiple steps. Initially, steel billets, which are semi-finished products formed by casting molten steel into rectangular or square shapes, undergo high-temperature heating in a reheating furnace. This heating enhances the malleability of the steel, making it easier to shape. Once the billets reach the required temperature, they enter a series of rolling mills. These mills comprise rotating rolls that apply pressure on the billets, gradually reducing their thickness and shaping them into long, flat, or custom steel products. The number of rolling mills employed depends on the desired final product. As the billets pass through the rolling mills, they undergo multiple passes to achieve the desired shape and size. Each pass exerts pressure on the billets, causing elongation and thickness reduction. In certain cases, the billets may also be twisted or bent to attain specific shapes or profiles. Throughout the rolling process, the steel billets undergo continuous monitoring for temperature, dimensions, and surface defects. Any imperfections or irregularities detected are rectified through corrective measures, such as adjusting rolling parameters or employing specialized equipment. Once the desired shape and dimensions are attained, the hot-rolled steel products are cooled using either air or water to prevent warping or loss of structural integrity. This cooling process, known as quenching, also contributes to achieving the required mechanical properties of the steel. Finally, the hot-rolled steel products are cut into desired lengths and may undergo additional treatments, such as straightening or surface finishing, to fulfill specific customer requirements. The finished hot-rolled steel products are then prepared for further processing, such as welding, fabrication, or assembly, depending on their intended use in various industries, including construction, automotive, or manufacturing.
Q:What are the international standards for steel billets?
The international standards for steel billets are primarily governed by the International Organization for Standardization (ISO) and the American Society for Testing and Materials (ASTM). These organizations have developed various standards to ensure the quality and consistency of steel billets produced and used worldwide. ISO 4948-1:2019 specifies the general requirements for steel billets intended for conversion into seamless tubes and pipes. It covers dimensions, tolerances, surface conditions, and test methods to assess the physical and mechanical properties of the billets. ISO 4948-1 ensures that the billets meet the necessary criteria for subsequent tube and pipe manufacturing processes. ASTM A370 is the standard test method for mechanical testing of steel products, including billets. This standard outlines various mechanical tests such as tension, hardness, and impact tests, which are conducted to evaluate the strength, ductility, and toughness of the billets. It ensures that the billets meet the specified mechanical properties required for their intended applications. In addition to ISO and ASTM standards, there are also regional and national standards that apply to steel billets. For example, the European Committee for Standardization (CEN) has developed the EN 10025 series of standards, which cover the technical delivery conditions for structural steels, including billets. These standards specify the chemical composition, mechanical properties, and testing requirements for the billets used in construction and other structural applications in Europe. Overall, the international standards for steel billets aim to establish uniformity and quality control in the production and use of these materials across different industries and regions. Compliance with these standards ensures that steel billets meet the necessary criteria for subsequent processing and application, ensuring safety, reliability, and performance.

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