Mild Steel Billet Q235,Q255,Q275,Q345,3SP,5SP,20MnSi Chinese Supplier
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 200000 m.t./month
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Mild Steel Billet Q235,Q255,Q275,Q345,3SP,5SP,20MnSi Chinese Supplier
Specification
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.
CNBM Q235,Q275,Q345,3SP,5SP,20MnSi Billets Steel in Hot Sale
Hot Rolled Steel Billets/ Mild Steel Bar/ Billet Steel Prime Steel Billet
Specification (see below)
Standard: GB/JIS/ASTM
Size: 50*50mm-180*180mm
Length: 3-12mtrs or Customised
Steel material: Q235,Q255,Q275,Q345,3SP,5SP,20MnSi
Technique: Hot rolled
FOB Unit Ton Price $250-350 and Usually I will quote you CFR price.
MOQ: Usually 1000-10000MT/size
Shipment:By Container,Bulk Vessel
Packaging Details: bundles with steel strips or as customers's requirements
Delivery time: Usually within 30 days after the deposit/LC
Inspection:Third party inspection before loading.
Technical data
Feature Steel Billet
Rectangular billet continuous casting billet and mainly general carbon steel, low carbon low silicon cold-rolled material, high quality carbon structural steel, high strength low alloy steel, special steel, etc.
The billet is mainly divided into two kinds from the shape:
Slab: cross section width and height of the ratio of the larger, mainly used for rolling plate.
Billet: equal cross section width and height, or a huge difference, mainly used for rolling steel, wire rod. ,
Steel billets have distinct characteristics as compared with already furnished steel bars and products. Billets have a specific grain structure, which enables the metal to be processed more intricately. Steel billets are also known for their malleability and ductility, especially when exposed to varying temperatures during shaping and molding.
Packaging & Shipping
1. Packaging:
1) Small size: in bundles
2)Big size: in bulk
3)in plastic packing or as per customer requirement
2. Delivery time:
1) Normal size: within 7days send from warehouse directly
2) Special size: with 25-30days customer made for you
3. Trade terms:FOB/CFR/CIF
4. Shippment:
1) length:≤5.8m loaded in 20FT Container with 25-27tons
2) length:≤11.8m loaded in 40FT Container with 25-27tons
3) lengnth:≥12m shipped by bulk vessel, FILO terms
Steel Billet Images
Processing
Usage-Billet Steel
Used for the plant, the bridge,shipment building high-rise building construction,lifting and transportation machinery, equipment manufracturing base building the support foundation pile manufacturing.
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.
FAQ-Billet Steel
We have organized several common questions for our clients,may help you sincerely:
1) How about your company?
A world class manufacturer & supplier of castings forging in carbon steel and alloy steel,is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.
2) How to guarantee the quality of the products?
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.
3) How long can we receive the product after purchase?
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.Commonly 7 to 10 working days can be served.
4)Do you have your own QC department?
Yes, we have, our QC department will inspect the goods during the process of mass production and after completion of production.
hot sale!!! Cast Steel Grades/ mild steel bar/ billet steel
(1): High quality steel with reasonable price.
(2): Wide excellent experiences with after-sale service.
(3): Every process will be checked by responsible QC which insures every product's quality.
(4): Professional packing teams which keep every packing safely.
(5): Trial order can be done in one week.
(6): Samples can be provided as your requirements.
- Q:What is the typical tensile strength of a steel billet?
- The tensile strength of a steel billet can vary depending on its specific grade and composition. Typically, steel billets have a tensile strength ranging from 370 to 550 megapascals (MPa). This range is commonly observed in low to medium carbon steels, which are utilized in various industries like construction, automotive, and manufacturing. It should be noted that higher-grade steels, including alloy steels, can exhibit considerably higher tensile strengths, surpassing 1000 MPa. Ultimately, the intended application and project requirements dictate the tensile strength of a steel billet.
- Q:What are the main factors affecting the thermal expansion of steel billets?
- The main factors affecting the thermal expansion of steel billets include temperature, composition of the steel, and the grain structure of the material.
- Q:What is the role of steel billets in the manufacturing of structural steel bridges?
- Structural steel bridges heavily rely on steel billets, which are essential semi-finished products utilized as the raw material for manufacturing various steel products, including these bridges. The initial step involves heating the steel billets and passing them through a series of rolling mills to shape them accordingly. This rolling process ensures that the billets are converted into elongated, slender sections suitable for bridge construction. Once the steel billets have been rolled into the desired forms, they undergo further processing and fabrication to create the necessary components for structural steel bridges. These components encompass beams, columns, girders, and other vital elements that contribute to the bridge's strength, stability, and load-bearing capabilities. The utilization of steel billets in the production of structural steel bridges provides numerous advantages. Firstly, steel possesses an exceptional strength-to-weight ratio, rendering it an ideal material for constructing bridges capable of withstanding heavy loads while remaining relatively lightweight. Moreover, steel's versatility allows for the creation of intricate bridge designs that can accommodate diverse architectural and engineering requirements. Furthermore, steel billets exhibit high durability and resistance to environmental factors like corrosion, which is crucial for ensuring the long-term integrity and safety of the bridge structure. This durability ultimately contributes to the bridge's extended lifespan, leading to reduced maintenance and replacement costs over time. In conclusion, steel billets serve as the fundamental building blocks for the manufacturing of structural steel bridges. Through the rolling and fabrication processes, these billets are transformed into various components that collectively provide strength, stability, and durability to the bridge. The utilization of steel billets enables the construction of bridges capable of withstanding heavy loads, maintaining a lightweight nature, and enduring environmental factors, thereby ensuring the bridge's long-term integrity and safety.
- Q:How are steel billets used in the production of flanges?
- Steel billets are used in the production of flanges by being heated and molded into the desired shape and size. The billets are typically forged, rolled, or machined to form the flange, which is then used to connect pipes or valves in various industrial applications.
- Q:How are steel billets used in the production of structural components?
- Steel billets are used in the production of structural components by being heated and molded into desired shapes such as beams, columns, and plates. These billets serve as the starting material, which is then further processed through rolling, forging, or extrusion to create strong and durable structural components used in various industries such as construction, automotive, and aerospace.
- Q:How are steel billets used in the production of railway tracks?
- Steel billets are the raw materials used in the production of railway tracks. They are heated, shaped, and rolled to form long, flat bars known as rails. These rails are then laid on the trackbed, forming the foundation for the tracks on which trains run.
- Q:What is the typical impact strength of a steel billet?
- The impact strength of a steel billet typically varies based on the grade and composition of the steel. Generally, steel billets have a high level of toughness and can endure significant impact forces without fracturing or breaking. This is because steel possesses inherent strength and ductility. Nevertheless, it is important to acknowledge that the impact strength of a steel billet can be further improved through various methods like heat treatment or alloying. These techniques assist in enhancing the material's resistance to impact, making it more durable and suitable for demanding applications. Essentially, to determine the exact impact strength of a steel billet, it is crucial to consider the specific grade and composition. Different steel grades are designed for different purposes, and consequently, their impact strength can vary. Therefore, it is advisable to consult the manufacturer or refer to the material specifications to obtain accurate and detailed information regarding the typical impact strength of a particular steel billet.
- Q:How are steel billets heated for rolling?
- Steel billets are heated for rolling using a process called induction heating, where an electric current is passed through the billets to generate heat. This method allows for precise and efficient heating, ensuring uniform temperature distribution throughout the billets.
- Q:What are the common surface defects in steel billets during reheating?
- Several surface defects may occur during the reheating process of steel billets, which can negatively impact the quality and integrity of the final product. Some of the most common surface defects observed in steel billets during reheating are as follows: 1. Scale Formation: When steel billets are subjected to high temperatures, a layer of iron oxide, referred to as scale, can develop on the surface. Scale is brittle and can easily crack or flake off, resulting in a rough and uneven surface. 2. Decarburization: Exposing steel billets to high temperatures causes the loss of carbon from the surface, known as decarburization. This leads to a decrease in carbon content on the surface, making it susceptible to cracking, reduced hardness, and poor mechanical properties. 3. Surface Oxidation: During reheating, steel billets can undergo oxidation when exposed to oxygen in the air. This results in the formation of a thin layer of oxide on the surface, affecting the surface finish and potentially reducing the steel's corrosion resistance. 4. Overheating: If the reheating process causes localized melting or partial melting of the steel billets, it is referred to as overheating. This can lead to surface irregularities, such as pits, cracks, or blisters, compromising the integrity of the billets. 5. Hot Spots: Uneven heating of the steel billets can cause hot spots to form on the surface. These localized areas of excessive heat can result in surface defects like warping, cracking, scorching, or discoloration. 6. Surface Contamination: During reheating, steel billets may come into contact with contaminants such as dirt, oil, or other foreign materials. These contaminants can adhere to the surface, leading to surface defects like stains, pitting, or an uneven surface finish. 7. Thermal Shock: Rapid temperature changes during reheating can cause thermal shock, resulting in surface defects like cracks or distortions. This can occur when the steel billets are exposed to water or a cooling medium, or when there are significant temperature differences across the surface. To minimize these surface defects in steel billets during reheating, it is essential to employ proper heating techniques, control heating rates, and use protective coatings or atmospheres. Additionally, regular inspection and quality control measures can help identify and mitigate surface defects before they impact the final product's quality.
- Q:How are steel billets used in the manufacturing of structural components?
- Steel billets are a crucial raw material in the manufacturing of structural components. These billets, which are typically square or round in shape, are produced through a process called continuous casting, where molten steel is solidified into a semi-finished product. Once the steel billets are formed, they are further processed through various techniques such as hot rolling, forging, or extrusion. Hot rolling involves heating the billets and passing them through a series of rollers to shape them into desired profiles, such as beams, channels, or angles. This process helps in achieving the required dimensions, strength, and surface finish. Forging is another technique used with steel billets, where the billets are heated and then shaped using compressive forces. This method is primarily employed for manufacturing components that require enhanced strength and durability, such as crankshafts, connecting rods, or turbine blades. Extrusion is a specialized process used to create complex shapes by forcing the heated billets through a die. This technique is commonly used in the production of tubular components, such as pipes, tubes, or hollow sections, which are widely utilized in the construction of structures like bridges, buildings, or infrastructure. Steel billets play a vital role in the manufacturing of structural components as they provide the necessary raw material with which various fabrication techniques can be employed to shape them into the desired form. Their versatility and adaptability make them an essential component in the construction industry, ensuring that buildings and structures have the strength and durability required to withstand various loads and environmental conditions.
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Mild Steel Billet Q235,Q255,Q275,Q345,3SP,5SP,20MnSi Chinese Supplier
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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