Square Steel Billet Q235 3SP Grade Prime Quality 4#
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2000 m.t
- Supply Capability:
- 50000 m.t/month
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Description of Square Steel Billet Q235 3SP Grade Prime Quality 4#
M. S. Billets are used for rolling of TMT Re-Bars of Fe415 and Fe500 Grade and various other structural steel products.
CRS Billets are used for rolling of CRS TMT Re-Bars.
Special Alloy Billets are used for rolling of any special grade TMT Re-Bars like Earthquake resistant TMT Re-Bars and for special grade structural steel products.
Main Feature Square Steel Billet Q235 3SP Grade Prime Quality 4#
Raw elements(C,Fe,Ni,Mn,Cr,Cu.)---Smelted ingots by AOD finery---hot rolled into black suface---pickling in acid liquid---cold drawn----polished by automatically machine--- cutting into pieces---checking quanlity
Applications of Square Steel Billet Q235 3SP Grade Prime Quality 4#
Widely Used in the areas such as Stainless Steel Fasteners, Chains, Kitchen and Sanitary wares, Furniture handles, Handrails, Electroplating and Electrolyzing pendants, Foods, Electron, Petroleum, Construction and Decoration, etc. Products have a high strength after cold-working. Electronic products parts, Medical appliance, Springs, Bus Inside and Outside packaging and building, Street Lamp Posts, etc. Decoration materials and Outdoor Publicity Billboard. Used for the products which have the Anti-Stress Corrosion requirement. Electron Products, Table-wares, Bolts, Nuts, Screen Meshes, Cumbustors and so on.
Specifications of Square Steel Billet Q235 3SP Grade Prime Quality 4#
| 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 |
FAQ of Square Steel Billet Q235 3SP Grade Prime Quality 4#
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: How are steel billets used in the manufacturing of power generation equipment?
- Steel billets are used in the manufacturing of power generation equipment as they serve as the starting material for various components such as turbine blades, rotors, casings, and shafts. These billets are shaped, machined, and heat-treated to meet the specific requirements of the equipment, ensuring high strength, durability, and resistance to extreme operating conditions.
- Q: What are the main uses of steel billets in the automotive industry?
- Steel billets are primarily used in the automotive industry for manufacturing various components such as engine parts, transmission parts, chassis, suspension systems, and body structures. These billets serve as a raw material for forging and casting processes, allowing for the production of durable and high-strength automotive components that ensure safety, performance, and longevity of vehicles.
- Q: What is the role of steel billets in the manufacturing of agricultural machinery?
- Steel billets play a crucial role in the manufacturing of agricultural machinery as they serve as the raw material for various components. These billets are heated, shaped, and machined to create parts such as gears, shafts, axles, and frames. The strength, durability, and versatility of steel make it an ideal choice for agricultural machinery, enabling it to withstand heavy loads, extreme weather conditions, and constant use in the field.
- Q: What are the main factors affecting the fatigue strength of stainless steel billets?
- There are several main factors that can affect the fatigue strength of stainless steel billets. Firstly, the composition of the stainless steel plays a significant role in determining its fatigue strength. Stainless steel alloys with higher amounts of elements such as chromium, molybdenum, and nickel tend to have improved fatigue strength. These alloying elements enhance the material's resistance to corrosion and increase its ability to withstand cyclic loading, resulting in better fatigue performance. Secondly, the microstructure of the stainless steel billet is another important factor. The presence of defects or impurities within the microstructure can act as stress concentration points, making the material more prone to fatigue failure. Therefore, a well-controlled and homogenous microstructure is essential for achieving higher fatigue strength. Thirdly, the surface condition of the stainless steel billet can significantly impact its fatigue strength. Surface irregularities, such as scratches, nicks, or pitting, act as stress raisers and can initiate cracks under cyclic loading. Proper surface treatment, such as grinding, polishing, or passivation, can help to minimize these surface defects and improve the fatigue resistance of the material. Additionally, the manufacturing process and heat treatment of stainless steel billets can influence their fatigue strength. Processes such as forging, rolling, or extrusion can introduce residual stresses into the material, which may decrease its fatigue strength. Therefore, careful control of the manufacturing process and appropriate heat treatment techniques, such as annealing or quenching, are crucial to optimize the fatigue performance of stainless steel billets. Lastly, operating conditions, including the applied stress levels, temperature, and environmental factors, can also affect the fatigue strength of stainless steel billets. Higher stress levels or elevated temperatures can accelerate fatigue crack initiation and propagation, leading to reduced fatigue life. Similarly, exposure to corrosive environments can promote localized corrosion fatigue, causing premature failure. Therefore, understanding the intended operating conditions and selecting the appropriate stainless steel grade and surface protection can help to maximize the fatigue strength and prolong the service life of stainless steel billets.
- Q: I want to buy a fishing pole, I don't know how to distinguish it. Know what, please reply, thank you, [em10]!
- Carbon fishing rod is divided into: carbon, pure carbon, high carbon.Carbon packaging, as the name suggests, two layers of material, the outside is a layer of carbon cloth, the inside layer is glass fiber, epoxy cloth. This kind of pole price is lower, this kind of pole does not recommend the brand, because the price is low, does not need to buy the brand. With a few times you can change, for beginners.Pure carbon refers to the overall use of 30T carbon cloth below the production of fishing rod, general 24T, 30T based, carbon content of more than 98%. The price is moderate, the fishing rod is recommended in the field of Koi, Koi a large proportion of domestic brands is unmatched, good quality.High carbon refers to the overall use of 30T carbon cloth above the fishing rod, but not the whole fishing rod is made of a carbon cloth.
- Q: What are the different methods of corrosion protection for steel billets?
- There are several methods of corrosion protection for steel billets, including coating, galvanization, cathodic protection, and the use of corrosion inhibitors. Coating involves applying a protective layer, such as paint or epoxy, to the surface of the billets to prevent direct contact with corrosive elements. Galvanization involves coating the steel with a layer of zinc, which acts as a sacrificial anode and provides a barrier against corrosion. Cathodic protection involves connecting the steel billets to a sacrificial metal or an impressed current system to protect them from corrosion. Corrosion inhibitors are chemicals that are added to the environment or applied directly to the steel to inhibit the corrosion process. Each method has its advantages and considerations depending on the specific application and environmental factors.
- Q: How does the market demand for steel billets fluctuate over time?
- The market demand for steel billets can fluctuate over time due to various factors. One of the main drivers of demand is the overall economic conditions. When the economy is thriving, there is usually an increased demand for steel billets as it is an essential raw material for various industries such as construction, automotive, and manufacturing. Conversely, during economic downturns or recessions, the demand for steel billets tends to decrease as these industries reduce their production and investment. Another factor that can impact the market demand for steel billets is the construction industry. Infrastructure projects, real estate developments, and urbanization can drive up the demand for steel billets as they are needed for the construction of buildings, bridges, and other structures. Changes in government policies or regulations related to infrastructure spending can also influence the demand for steel billets. Additionally, the automotive industry plays a significant role in the demand for steel billets. As the automotive sector experiences growth or decline, the demand for steel billets used in the manufacturing of automobile parts and components can fluctuate accordingly. Global trade and international relations can also affect the market demand for steel billets. Tariffs, trade agreements, and geopolitical tensions can influence the supply and demand dynamics, leading to fluctuations in demand. For example, increased protectionism or trade barriers can result in reduced demand for steel billets in certain markets. Lastly, technological advancements and shifts in consumer preferences can impact the demand for steel billets. For instance, the increasing adoption of alternative materials, such as aluminum or composites, in certain industries may reduce the demand for steel billets. Additionally, changes in consumer preferences towards more sustainable or lightweight products can also influence the demand for steel billets. In conclusion, the market demand for steel billets can fluctuate over time due to various factors, including economic conditions, construction industry activity, automotive sector trends, global trade dynamics, and technological advancements. Understanding these factors and their potential impacts is crucial for market participants to anticipate and adapt to the changing demand patterns in the steel billets market.
- Q: What are the different surface defects found in alloy steel billets?
- There are several different surface defects that can be found in alloy steel billets. These defects can occur during the production process and can have an impact on the quality and performance of the final product. Some of the common surface defects found in alloy steel billets include: 1. Scale: Scale is a thin layer of oxide that forms on the surface of the billet during the heating and cooling process. It can be caused by exposure to air or by the presence of impurities in the steel. Scale can negatively affect the surface finish and can also lead to corrosion. 2. Cracks: Cracks can occur on the surface of the billet due to various reasons such as improper cooling, excessive stress, or improper handling. These cracks can weaken the structural integrity of the billet and can lead to failure during subsequent processing or in the final product. 3. Pits: Pits are small depressions or cavities that can be found on the surface of the billet. They can be caused by the presence of impurities or by the reaction of the steel with the environment. Pits can affect the surface finish and can also act as stress concentration points, leading to further damage or failure. 4. Laminations: Laminations are layers or sheets of non-metallic material that can be found within the billet. They can occur due to incomplete bonding during the production process or due to the presence of impurities in the steel. Laminations can weaken the billet and can lead to failure under load. 5. Inclusions: Inclusions are non-metallic particles or impurities that can be found within the steel. They can be introduced during the production process or can be present in the raw materials. Inclusions can affect the mechanical properties of the steel and can lead to reduced strength, toughness, and ductility. 6. Decarburization: Decarburization is the loss of carbon from the surface of the steel. It can occur during the heating process or due to exposure to air. Decarburization can result in reduced hardness and strength in the affected area. It is important to detect and address these surface defects in alloy steel billets to ensure the production of high-quality and reliable products. Various inspection and testing methods, such as visual inspection, ultrasonic testing, and magnetic particle inspection, can be employed to identify and assess these defects.
- Q: What are the properties of high-quality steel billets?
- High-quality steel billets possess several key properties that make them desirable for various applications. First and foremost, these billets have a high level of purity, meaning they contain minimal impurities such as sulfur, phosphorus, and other non-metallic elements. This purity contributes to the overall strength and performance of the steel. Another important property of high-quality steel billets is their uniform internal structure. This means that the grains within the billet are evenly distributed, resulting in consistent mechanical properties throughout the material. This uniformity enhances the strength, toughness, and durability of the steel. High-quality steel billets also exhibit excellent dimensional accuracy. They have precise and consistent dimensions, which are crucial for subsequent processing and manufacturing operations. This dimensional accuracy ensures that the billets can be easily formed, rolled, forged, or machined into their intended final shapes. Furthermore, high-quality steel billets possess superior surface finish. They are free from defects such as cracks, voids, or inclusions on their surfaces. This smooth and defect-free surface allows for better heat transfer, improved corrosion resistance, and enhanced aesthetic appearance of the final steel products. Lastly, high-quality steel billets exhibit excellent metallurgical properties. They have a well-controlled chemical composition, which determines their specific mechanical and physical characteristics. These properties can be tailored to meet the requirements of different applications, such as high strength, high ductility, or resistance to extreme temperatures. In summary, high-quality steel billets possess properties such as purity, uniform internal structure, dimensional accuracy, excellent surface finish, and desirable metallurgical properties. These properties make them ideal for a wide range of applications, including construction, automotive, aerospace, and manufacturing industries.
- Q: How are steel billets used in the production of power generation equipment?
- Steel billets are used in the production of power generation equipment due to their strength, durability, and versatility. Power generation equipment, such as turbines and generators, require sturdy and reliable components to withstand the harsh operating conditions and provide uninterrupted power supply. Steel billets, which are small, semi-finished steel products, serve as the raw material for manufacturing various parts of power generation equipment. They are typically melted down and cast into specific shapes to create components such as turbine blades, shafts, casings, and rotors. The use of steel billets in power generation equipment ensures high structural integrity, as steel is known for its excellent mechanical properties. It possesses high tensile strength, allowing it to withstand the extreme rotational forces and pressures experienced within turbines and generators. Additionally, steel exhibits good resistance to corrosion and high temperatures, making it ideal for use in power generation equipment that operates in harsh environments. Furthermore, steel billets can be easily machined and welded, allowing for precise manufacturing and assembly of complex parts. This flexibility in shaping and joining steel billets enables the production of customized components tailored to the specific requirements of power generation equipment. In summary, steel billets play a crucial role in the production of power generation equipment by providing a strong, durable, and versatile material for creating various components. Their use ensures the reliability and longevity of power generation equipment, allowing for efficient and uninterrupted power generation.
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Square Steel Billet Q235 3SP Grade Prime Quality 4#
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 2000 m.t
- Supply Capability:
- 50000 m.t/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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