Square Steel Billet Q235 3SP Grade Prime Quality 11#
- 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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Quality Product, Order Online Tracking, Timely Delivery
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Description of Square Steel Billet Q235 3SP Grade Prime Quality 11#
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 11#
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 11#
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 11#
| 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 11#
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 preheated before processing?
- Steel billets are typically preheated before processing using a variety of methods such as induction heating, gas-fired furnaces, or electric resistance heating. These techniques raise the temperature of the billets to an optimal level, ensuring they are ready for further processing, such as rolling or forging.
- Q: Are steel billets used in the production of household appliances?
- Yes, steel billets are used in the production of household appliances. Steel billets are semi-finished steel products that are used as raw material in various industries, including the manufacturing of household appliances. These billets are heated and then rolled or forged into different shapes and sizes to create components such as sheets, plates, rods, and bars that are used in the production of appliances. Steel is a preferred choice for household appliances due to its strength, durability, and resistance to corrosion. It is commonly used in the production of refrigerators, washing machines, dishwashers, ovens, and many other household appliances.
- Q: What is the average price of steel billets?
- The average price of steel billets can vary depending on various factors such as market demand, global economic conditions, and raw material costs. It is recommended to check with current market data or consult industry experts to obtain the most accurate and up-to-date information on the average price of steel billets.
- Q: Can steel billets be heat treated for increased hardness?
- Indeed, it is possible to enhance the hardness of steel billets through heat treatment. The process involves subjecting the steel billets to a particular temperature and subsequently cooling them at a rapid or gradual pace, depending on the desired hardness. This procedure is commonly employed to enhance the mechanical properties of steel, including hardness, strength, and resistance to wear. Several heat treatment methods exist that can be utilized to augment the hardness of steel billets. One prevalent technique is referred to as quenching and tempering. During this process, the steel billets are heated to a high temperature, typically surpassing their critical temperature, and promptly cooled by immersing them in a fluid medium, like oil or water. The rapid cooling induces the steel to harden. However, the steel may become excessively brittle in this state, necessitating tempering by reheating it to a lower temperature. This tempering process mitigates brittleness and heightens the toughness of the steel while preserving its hardness. Another heat treatment method that can be employed to enhance hardness is called case hardening. This technique entails altering the composition of the steel surface to establish a hardened outer layer while maintaining a softer core. Case hardening is typically accomplished by introducing carbon or nitrogen into the surface of the steel billets through processes like carburizing or nitriding. Subsequently, the steel billets are heated to a specific temperature and held for a designated period, permitting the carbon or nitrogen to permeate the steel. This engenders a hardened surface layer, endowing the steel with increased hardness and wear resistance while upholding the core's toughness. In summary, heat treatment can be employed to heighten the hardness of steel billets. The specific heat treatment method chosen will rely on the desired level of hardness, along with other mechanical properties necessary for the steel's intended application.
- Q: What are the main factors affecting the formability of stainless steel billets?
- The formability of stainless steel billets is influenced by several key factors. These factors include the steel's composition, the forming temperature, the grain size and structure of the material, and the level of deformation applied during the forming process. To begin with, the composition of the stainless steel billet is a critical factor in determining its formability. The steel's composition, including the presence of alloying elements like chromium, nickel, and molybdenum, impacts its mechanical properties. For instance, higher levels of chromium can enhance corrosion resistance but may reduce formability. Therefore, selecting the appropriate stainless steel grade is essential to ensure optimal formability for a specific application. Furthermore, the temperature at which the stainless steel billet is formed is influential. Elevated temperatures increase the steel's ductility and, consequently, its formability. Heating the billet lowers its yield strength and facilitates easier deformation. However, excessive heating can result in grain growth and diminished mechanical properties. Thus, finding the right balance between temperature and formability is crucial. The grain size and structure of the stainless steel billet also affect its formability. In general, materials with finer grains exhibit better formability compared to those with coarser grains. Finer grains allow for more uniform deformation and reduce the likelihood of cracking or tearing during forming processes. Additionally, the presence of microstructural features like precipitates or twins can also impact the formability of stainless steel billets. Lastly, the amount of deformation applied during the forming process has a significant effect on the formability of the stainless steel billet. Excessive deformation can lead to strain hardening, making the material less ductile and more prone to cracking. Thus, careful control of the amount and distribution of deformation is necessary to achieve optimal formability. In summary, the formability of stainless steel billets is influenced by the composition of the steel, the forming temperature, the grain size and structure of the material, and the level of deformation applied during the forming process. Understanding and managing these factors are essential for achieving the desired formability and ensuring successful manufacturing of stainless steel components.
- Q: Is the reaction of carbon and carbon dioxide a redox reaction?
- Is the redox reflect the oxidizing agent is CO2 C 2009-10-22, the reducing agent is the oxidizing agent is CO2, is C 2009-10-22 reductant is redox reaction. Price reduction in carbon dioxide carbonation, was reduced, so is the oxidant.
- Q: What are the different types of steel billet cutting defects?
- During the cutting process of steel billets, various types of defects can occur, impacting the quality and integrity of the final product. These defects have different levels of severity. Some common defects include burr formation, cracks, surface imperfections, incorrect dimensions, and slag inclusion. Burr formation refers to the presence of unwanted metal pieces on the cut edges. Improper cutting blade alignment, excessive speed, or worn-out blades can cause burrs. They affect the billet's dimensional accuracy and may require additional processing for removal. Cracks can result from high stress and heat during cutting. Factors like improper speed, inadequate cooling, or material inconsistencies contribute to cracks. They compromise the billet's structural integrity and can lead to failure in the final product. Surface imperfections, such as scratches, dents, or gouges, can occur due to improper handling, inadequate lubrication, or worn-out blades. These imperfections affect the appearance and may require additional processing for rectification. Incorrect dimensions occur as deviations from the desired measurements. Improper blade alignment, inaccurate measurements, or machine malfunctions can cause these deviations. They can create compatibility issues during subsequent processing or in the final product. Slag inclusion refers to the presence of slag, a byproduct, in the billet. If the cutting blade encounters slag, it can embed in the cut edge, resulting in structural weakness and reduced mechanical properties in the final product. To ensure high-quality steel billets, it is crucial to identify and rectify these cutting defects. Regular maintenance and inspection of cutting equipment, proper training of operators, and adherence to quality control measures can minimize these defects and ensure the production of defect-free steel billets.
- Q: What are the main factors affecting the impact toughness of steel billets?
- The impact toughness of steel billets can be affected by several main factors. Firstly, the toughness of the steel is significantly influenced by its chemical composition. Alloying elements like carbon, manganese, and nickel can enhance toughness. Higher carbon content increases hardness but decreases impact toughness. On the other hand, the addition of manganese and nickel promotes the formation of fine-grained structures, improving toughness. Secondly, the heat treatment process used during steel billet production plays a crucial role in their toughness. Annealing and quenching processes refine the microstructure of the steel, making it more resistant to cracking and brittle fracture. However, improper heat treatment or rapid cooling rates can lead to the formation of undesirable phases or microstructural defects, reducing impact toughness. Thirdly, the presence of impurities and inclusions in the steel also affects its toughness. Non-metallic inclusions, such as sulfides and oxides, act as stress concentrators and initiate crack propagation during impact loading. Therefore, steel with lower impurity levels and cleaner inclusion content exhibits higher toughness. Moreover, the grain size of the steel significantly influences its toughness. Finer grain sizes improve toughness due to the increased number of grain boundaries that act as barriers to crack propagation. Thus, steel billets with smaller grain sizes are more resistant to brittle fracture. Lastly, the mechanical working processes like hot rolling or forging can affect the toughness of steel billets. These processes induce deformation and strain hardening, increasing strength but potentially decreasing toughness. Careful control of deformation parameters is necessary to balance strength and toughness in steel billets. To summarize, the impact toughness of steel billets is influenced by various factors, including chemical composition, heat treatment, impurities and inclusions, grain size, and mechanical working processes. Understanding and optimizing these factors are crucial in producing steel billets with the desired toughness for specific applications.
- Q: What are the different methods of steel billet cutting?
- There are several common methods for cutting steel billets, including sawing, shearing, abrasive cutting, and flame/plasma cutting. Sawing involves using a high-speed circular saw blade to cut through the billet, while shearing involves using a guillotine-like tool to apply a shearing force and cut the billet. Abrasive cutting utilizes a high-speed abrasive wheel to grind through the steel, and flame or plasma cutting involves using a focused flame or plasma arc to melt and cut the billet. Each method has its own advantages and disadvantages depending on the specific requirements of the project.
- Q: What is billet?
- Steel billet is a product made by steel-making furnace by casting.The billet can be divided into two kinds from the manufacturing process, mould blank and continuous casting billet.
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Square Steel Billet Q235 3SP Grade Prime Quality 11#
- 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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