Spring Steel Hot Rolled Flat Bar with high quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t
- Supply Capability:
- 12000 m.t/month
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Quality Product, Order Online Tracking, Timely Delivery
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Specification
Standard:
AISI
Technique:
Hot Rolled
Shape:
Rectangular
Surface Treatment:
Galvanized
Steel Grade:
HRB400
Certification:
ISO
Thickness:
4
Length:
6
Net Weight:
3
Product Description:
OKorder is offering Spring Steel Hot Rolled Flat Bar with high quality at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Spring Steel Hot Rolled Flat Bar with high quality are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Spring Steel Hot Rolled Flat Bar with high quality are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Description:
Specification of Spring Steel Hot Rolled Flat Bar with high quality
Commodity: Mild Steel Flat Bar
Standard: GB;JIS
Material: Q195-235;SS400
Origin place: China
Thickness: 3mm-30mm
Width:20mm-200mm
Length: Max 12m
Certification: SGS/BV
Usage/Applications of Steel Flat Bar
Widely used for construction, Machinery manufacturing, Iron tower steel structure, Shipbuilding; Steel grating, Staircase, Bridge, Viaduct, Railway spare parts, Boilers making etc.
Packaging & Delivery of Mild Steel Flat Bar
Packaging Details: The Mild Steel Flat Bars are packed in bundles and loaded in 20 feet/40 feet container, or shipped by bulk cargo ,also we can do as customer's requirements.
Delivery Details:30~45 days upon the receipt of buyer payment by T.T. or L/C.
Production Flow of Steel Flat Bar
The Mild steel flat bar is made through three processes:
1.Feeding the material: Feeding the row material (the steel plate) to Slitting Line.
2.Slitting:The steel plate would be slitted into expected width by lengthways cutter.
3. Leveled and cutting: The plat bar would be ground into level by the grinder and then cut into required length
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: How do we guarantee the quality of our products?
A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q3: The products are invoicing on theoritical weight or on actual weight?
A3: We can do it in both manners, according to the customers' request.
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- Q: How do you determine the fracture toughness of a steel flat bar?
- There are various methods available to determine the fracture toughness of a steel flat bar. However, the most common and reliable technique is the ASTM E399 standard test method, also known as the "Standard Test Method for Plane-Strain Fracture Toughness of Metallic Materials." To conduct the ASTM E399 test method, a test called the "Charpy V-notch test" or the "standard test specimen" test is performed. This involves subjecting a rectangular specimen with a V-shaped notch to impact using a swinging pendulum. The specimen is clamped at both ends, and the pendulum strikes the center, causing it to fracture. During this fracture, the energy absorbed by the specimen is recorded and used to calculate the fracture toughness. This calculation takes into account the dimensions of the specimen, the energy absorbed, and the geometry of the V-notch. It's important to note that the ASTM E399 test method is specifically designed for determining plane-strain fracture toughness. This refers to the fracture toughness under conditions where the deformation is primarily two-dimensional, and the stress is evenly distributed across the thickness of the specimen. This is usually the case for flat bars with a width much larger than the thickness. By following the ASTM E399 standard test method, manufacturers, researchers, and engineers can accurately determine the fracture toughness of a steel flat bar. This information is crucial for evaluating the material's ability to resist crack initiation and propagation. It plays a vital role in the design of safe and reliable structures and components.
- Q: What are the different types of surface defects in brass steel flat bars?
- Brass steel flat bars can have several types of surface defects, which can occur during the manufacturing, processing, or handling of the material. Some common surface defects in brass steel flat bars include: 1. Scratches: These are shallow marks or abrasions on the surface of the flat bar, which can be caused by mishandling, contact with sharp objects, or improper storage. Scratches can affect the appearance of the bar and potentially weaken its structural integrity. 2. Pitting: Pitting refers to small, localized cavities or depressions on the surface of the flat bar. It can occur due to exposure to corrosive environments or chemical reactions. Pitting can compromise the surface smoothness and may lead to further corrosion if left untreated. 3. Rust or corrosion: Brass steel flat bars can develop rust or corrosion when exposed to moisture, humidity, or aggressive chemicals. Rust appears as a reddish-brown coating on the surface and can weaken the bar over time. Corrosion can also lead to pitting or flaking of the surface. 4. Dents or dings: Dents or dings are small deformations or indentations on the surface of the flat bar. These defects can occur during handling or transportation, especially if the bars are not adequately protected. Dents may not impact the structural integrity significantly but can affect the overall appearance. 5. Roll marks: Roll marks are surface imperfections that occur during the rolling process used to shape the brass steel flat bars. These marks can appear as ridges, depressions, or patterns on the surface. While they may not affect the functionality of the bar, they can impact the aesthetic appeal. 6. Scale: Scale refers to the layer of oxides that forms on the surface of brass steel flat bars during heating or high-temperature processes. Scale appears as a thin, flaky coating that can be easily removed by mechanical means. While scale does not affect the structural integrity, it can impact the surface finish. It is important to note that surface defects can vary in severity, and some defects may be acceptable depending on the specific application or industry standards. Regular inspection, proper handling, and appropriate surface treatment methods can help mitigate and prevent these surface defects in brass steel flat bars.
- Q: What are the different grades of steel used for flat bars?
- There are several grades of steel used for flat bars, including low carbon steel (1018, A36), medium carbon steel (1045), high carbon steel (1095), alloy steel (4140), and stainless steel (304, 316). The choice of grade depends on the specific application and desired properties such as strength, durability, and corrosion resistance.
- Q: What are the different manufacturing processes for steel flat bars?
- Producing steel flat bars involves several manufacturing processes, which vary depending on the desired specifications and requirements of the final product. Commonly used processes for steel flat bars include hot rolling, cold rolling, shearing, slitting, laser cutting, and saw cutting. Hot rolling is the most widely used method. It involves heating a large steel slab, passing it through rollers to reduce thickness and shape it into a flat bar, and then cooling and cutting it to the desired length. Cold rolling, on the other hand, involves heating the steel and passing it through rollers at room temperature to improve surface finish and dimensional accuracy. Shearing is a cutting process used for smaller quantities or specific dimensions. It involves cutting large steel plates or sheets into smaller flat bars using a shearing machine. Slitting is similar to shearing, but it involves cutting wide steel coils into narrower strips, which are then rolled into flat bars. This process is commonly used for precise dimensions. Laser cutting is a modern and precise method. It uses a high-powered laser beam to melt or vaporize the steel, creating a clean and accurate cut. Laser cutting is often used for complex shapes and specialized applications. Saw cutting involves using a saw blade to cut through the steel and produce flat bars. It is commonly used for cutting large steel sections or when a specific length is required. These are just a few examples of the manufacturing processes used for steel flat bars. The choice of method depends on factors such as desired dimensions, tolerances, surface finish, and production volume. Each process has its advantages and limitations.
- Q: How do steel flat bars perform in high-temperature oxidation conditions?
- Steel flat bars typically perform well in high-temperature oxidation conditions. Steel is known for its high resistance to oxidation, especially in the presence of oxygen. At high temperatures, the surface of the steel flat bar forms a protective oxide layer, primarily composed of iron oxide, which acts as a barrier against further oxidation. This oxide layer helps prevent the steel from corroding and degrading in high-temperature environments. Furthermore, the composition of the steel plays a crucial role in its performance in high-temperature oxidation conditions. Steel grades with higher chromium content, such as stainless steel, exhibit enhanced resistance to oxidation due to the formation of a stable and protective chromium oxide layer on the surface. This layer acts as an additional barrier against oxidation, improving the overall performance of steel flat bars in high-temperature oxidation conditions. However, it is important to note that prolonged exposure to extremely high temperatures or harsh oxidizing environments, such as those found in certain industrial processes, may still lead to some level of oxidation and degradation. Therefore, it is advisable to consider the specific operating conditions and consult with experts or engineers to select the appropriate steel grade or apply additional protective coatings if necessary to ensure optimal performance in high-temperature oxidation conditions.
- Q: Can steel flat bars be cut to specific lengths?
- Indeed, specific lengths can be achieved when cutting steel flat bars. Various tools, including hacksaws, angle grinders, or specialized metal cutting machines, offer convenient means for easily cutting these bars. With these tools, one can achieve precise and accurate cuts to match any desired length, guaranteeing a perfect fit for any intended purpose. It is crucial to observe proper safety measures and techniques to prevent accidents or injuries while engaged in steel bar cutting.
- Q: Can steel flat bars be used for manufacturing construction equipment?
- Yes, steel flat bars can be used for manufacturing construction equipment. Steel flat bars are versatile and strong, making them suitable for a wide range of applications, including in the construction industry. They can be used to fabricate various components of construction equipment, such as frames, supports, brackets, and reinforcements. Additionally, steel flat bars can withstand heavy loads, provide structural stability, and are resistant to corrosion, making them an ideal choice for manufacturing construction equipment that needs to withstand harsh working conditions.
- Q: What are the different methods of finishing the edges of steel flat bars?
- There are several methods of finishing the edges of steel flat bars, each with their own advantages and applications. 1. Cutting: One of the simplest methods is cutting the edges of the flat bar to the desired length or shape. This can be done using various cutting tools such as shears, saws, or plasma torches, depending on the thickness and hardness of the steel. Cutting provides a clean and precise finish, making it suitable for most applications. 2. Grinding: Grinding the edges of steel flat bars helps achieve a smooth and polished finish. This process involves using a grinding wheel or belt sander to remove any rough edges or burrs, resulting in a clean and professional look. Grinding is commonly used for decorative purposes or when a smooth surface is required. 3. Deburring: Deburring is a process that removes the burrs or sharp edges left after cutting or grinding. This can be done manually using a file or deburring tool, or by employing a vibratory or tumbling machine. Deburring ensures safety and improves the overall appearance of the flat bar. 4. Beveling: Beveling refers to the process of creating angled edges on the flat bar. This is often done to enhance weldability or to create a chamfered edge for aesthetic purposes. Beveling can be achieved using specialized tools like beveling machines or by hand with a grinder. 5. Galvanizing: Galvanizing is a process that involves coating the steel flat bar with a layer of zinc to protect it from corrosion. This method is commonly used in applications where the flat bar will be exposed to harsh environmental conditions or moisture. Galvanizing not only provides a protective coating but also gives the flat bar a shiny and attractive finish. 6. Powder Coating: Powder coating is a technique where a dry powder is applied to the steel flat bar and then cured under heat to form a protective and decorative layer. This method offers a wide range of colors and finishes, making it ideal for applications where aesthetics are important, such as furniture or architectural elements. 7. Anodizing: Anodizing is primarily used for aluminum, but it can also be applied to steel flat bars to provide corrosion resistance and improve the surface finish. This process involves creating an oxide layer on the steel's surface through an electrochemical reaction. Anodized steel flat bars are commonly used in the construction and automotive industries. In conclusion, the different methods of finishing the edges of steel flat bars include cutting, grinding, deburring, beveling, galvanizing, powder coating, and anodizing. Each method offers unique benefits and is chosen based on the desired functionality, appearance, and durability required for the specific application.
- Q: Are steel flat bars suitable for architectural applications?
- Indeed, architectural applications can make good use of steel flat bars. Their durability, strength, and versatility make them a popular choice in various architectural designs. Steel flat bars can be easily manipulated and molded into different shapes, allowing for the creation of distinctive architectural elements. They are frequently employed in the construction of frames, supports, and ornamental features in buildings, bridges, and other structures. Furthermore, steel flat bars exhibit excellent resistance to corrosion, a vital characteristic for preserving the visual appeal and longevity of architectural designs. In conclusion, steel flat bars provide a dependable and visually pleasing solution for architectural applications.
- Q: Can steel flat bars be used for manufacturing tools?
- Yes, steel flat bars can be used for manufacturing tools. Steel is known for its strength and durability, making it an ideal material for tool production. Steel flat bars can be easily shaped and machined to create various types of tools, such as wrenches, chisels, and scrapers. Additionally, steel's resistance to wear and corrosion ensures that the tools made from steel flat bars will have a longer lifespan and maintain their effectiveness over time.
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Spring Steel Hot Rolled Flat Bar with high quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t
- Supply Capability:
- 12000 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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