Hot Rolled Flat Bar with Material Grade Q235B
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t
- Supply Capability:
- 10000 m.t/month
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Product Description:
OKorder is offering high quality Flat Bar 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:
Flat Bars 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 Flats Barare 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 Specifications:
Manufacture: Hot Rolled
Grade: Q195 – 235
Certificates: ISO, SGS, BV, CIQ
Length: 6m – 12m, as per customer request
Packaging: Export packing, nude packing, bundled
Chemical composition of Q235
Alloy No | Grade | Element(%) | ||||
C
| Mn
| S
| P
| Si
| ||
Q235
|
B
|
0.12—0.20 |
0.3—0.7 |
≤0.045 |
≤0.045
|
≤0.3
|
Physical properties of Q235
Alloy No | Grade | Yielding strength point(Mpa) | Tensile strength (Mpa) | Elongation after fracture(%) | ||||||
Thickness (mm) | Thickness (mm) | |||||||||
≤16 | ＞16--40 | ＞40--60 | ＞60--100 | ≤16 | ＞16--40 | ＞40--60 | ＞60--100 | |||
≥ | ≥ | |||||||||
Q235 |
B |
235 |
225 |
215 |
205 |
375--500 |
26 |
25 |
24 |
23 |
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: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
Images:
- Q:What are the common surface defects in steel flat bars?
- Steel flat bars commonly exhibit surface defects, such as: 1. Scale: This oxide layer forms on the steel's surface during manufacturing and can present as a dark or flaky coating. Scale arises from exposure to heat or chemicals and can impact the steel's appearance and surface finish. 2. Pitting: Small depressions or holes emerge on the steel's surface due to corrosion, exposure to chemicals, or mishandling during manufacturing or transportation. Pitting weakens the steel and affects its structural integrity. 3. Scratches: Shallow grooves or marks occur on the steel's surface during handling, transportation, or fabrication processes. While scratches may not compromise the steel's overall structural integrity, they can influence its appearance and potentially lead to localized corrosion if not properly addressed. 4. Roll marks: Imprinted repetitive patterns or lines appear on the steel's surface during the rolling process. Imperfections in the rolling equipment or improper roller adjustments cause these roll marks. They impact the steel's aesthetic appearance but typically do not affect its mechanical properties. 5. Inclusions: Foreign materials or impurities become trapped within the steel during manufacturing, resulting in dark spots or irregular shapes on the surface. Inclusions weaken the steel and affect its mechanical properties, such as ductility and toughness. It is vital to note that the severity and occurrence of these surface defects vary depending on the steel's quality and the manufacturing processes employed. Regular inspection and quality control measures are necessary to detect and rectify these defects, ensuring the desired performance and appearance of steel flat bars.
- Q:Are steel flat bars suitable for outdoor applications?
- Yes, steel flat bars are suitable for outdoor applications. Steel is known for its durability and strength, making it an excellent choice for outdoor use. Steel flat bars can withstand harsh weather conditions, including rain, snow, and extreme temperatures, without losing their structural integrity. They are corrosion-resistant and can handle exposure to moisture and UV rays, making them ideal for outdoor applications. Additionally, steel flat bars can be easily welded, bent, or shaped to fit specific needs, making them versatile for various outdoor projects such as fences, gates, handrails, and outdoor furniture. Overall, steel flat bars are a reliable and long-lasting option for outdoor applications.
- Q:Are steel flat bars suitable for high-temperature environments?
- Steel flat bars are generally suitable for high-temperature environments, but the specific type of steel used and the maximum temperature it can withstand will depend on the application. Stainless steel flat bars, for example, are known for their excellent heat resistance and can be used in temperatures up to 1500°F (816°C). They exhibit good mechanical properties and can maintain their strength and shape even at high temperatures. However, it is important to consider the specific requirements of the high-temperature environment. Some factors to consider include the length of exposure to high temperatures, the presence of corrosive substances, and the potential for thermal expansion or contraction. In extreme cases, such as in furnace applications, specialized high-temperature alloys or refractory metals may be more suitable. It is always recommended to consult with a materials engineer or specialist to determine the best steel flat bar for a specific high-temperature application. They can assess the requirements and provide guidance on the appropriate steel grade, heat treatment, and any additional protective measures that may be necessary to ensure optimal performance in such environments.
- Q:Are steel flat bars available in different grades of corrosion resistance?
- Yes, steel flat bars are available in different grades of corrosion resistance. Steel is an alloy that can be modified with various elements to enhance its resistance to corrosion. The most common types of corrosion-resistant steel flat bars include stainless steel, weathering steel, and galvanized steel. Stainless steel flat bars are known for their high resistance to corrosion due to the presence of chromium. They are available in different grades such as 304 and 316, each with varying levels of corrosion resistance. These grades are often used in environments where exposure to moisture, chemicals, or high temperatures is common, such as in marine applications, food processing industries, or architectural structures. Weathering steel, also known as corten steel, is another type of corrosion-resistant steel flat bar. It forms a protective layer of rust on its surface, which acts as a barrier against further corrosion. Weathering steel is commonly used in outdoor structures and architectural applications, as it provides a rustic and aesthetically pleasing appearance while offering excellent durability and resistance to atmospheric corrosion. Galvanized steel flat bars are made by coating regular steel with a layer of zinc, which acts as a sacrificial barrier against corrosion. This type of steel is widely used in construction, fencing, and other applications where exposure to moisture and corrosive environments is a concern. In summary, steel flat bars are available in different grades of corrosion resistance, including stainless steel, weathering steel, and galvanized steel. The choice of grade depends on the specific requirements of the application and the level of corrosion resistance needed.
- Q:How do steel flat bars perform under fatigue loading conditions?
- Due to their high strength and durability, steel flat bars exhibit excellent performance under fatigue loading conditions. Fatigue loading occurs when cyclic loads are repeatedly applied to a material, which can lead to the formation of cracks and eventual failure over time. Steel flat bars are specifically designed to endure such loading conditions by possessing outstanding fatigue resistance. This is primarily achieved through their composition, which includes a significant amount of carbon and other alloying elements like manganese, chromium, and nickel. These elements enhance the material's strength, hardness, and ability to resist deformation and cracking. Furthermore, steel flat bars often undergo heat treatment processes, such as quenching and tempering, to further enhance their fatigue performance. These treatments increase the material's hardness and toughness, making it more resistant to fatigue failure. Another advantage of steel flat bars is their uniform and consistent structure along their entire length. This allows for even distribution of the cyclic loads, preventing stress concentrations and reducing the likelihood of crack initiation and propagation. Moreover, the smooth surface of steel flat bars minimizes stress concentrations and lowers the risk of fatigue failure. The absence of sharp corners or notches eliminates potential stress raisers, ensuring a more uniform distribution of the cyclic loads. In conclusion, steel flat bars are highly suitable for fatigue loading conditions due to their high strength, durability, uniform structure, and smooth surface. These properties enable them to withstand cyclic loads without significant deformation or failure, making them a reliable choice for various applications requiring fatigue resistance.
- Q:Is medium plate steel flat?
- No, the production process is different.Flat steel can replace a small part of the plate (steel), flat steel is generally fixed rolling, length can be fixed, 1 meters, 30 meters can also do.
- Q:Can steel flat bars be used for staircases?
- Certainly! Staircases can indeed utilize steel flat bars. These bars are frequently employed in construction for a multitude of purposes, such as staircases. Their robustness, endurance, and ability to bear substantial loads render them ideal for staircase construction. Steel flat bars can serve as stringers, the primary structural supports for stairs, or as treads and risers, the individual steps. By welding or bolting them together, a resilient and secure staircase can be created. Moreover, steel flat bars can be tailor-made and fabricated to meet specific design specifications and dimensions, making them an adaptable option for constructing staircases.
- Q:How do steel flat bars compare to stainless steel flat bars?
- Steel flat bars and stainless steel flat bars differ in their material composition, properties, and uses. Carbon steel is commonly used to produce steel flat bars, which are known for their strength, durability, and high tensile strength. They are widely utilized in construction, manufacturing, and engineering due to their affordability and robustness. However, corrosion can be an issue, especially in moist or harsh environments. In contrast, stainless steel flat bars are created from an alloy of iron, chromium, and sometimes other elements like nickel or molybdenum. The inclusion of chromium grants stainless steel its corrosion-resistant qualities, making it highly resistant to rust and staining. As a result, stainless steel flat bars are extensively employed in industries where corrosion resistance is crucial, such as food processing, chemical processing, and marine applications. In terms of strength, steel flat bars generally outperform stainless steel flat bars. Nevertheless, stainless steel flat bars excel in corrosion resistance, making them the preferred choice in environments where rust or staining is a concern. Moreover, their shiny and polished surface gives them a more aesthetically pleasing appearance. Ultimately, the selection between steel flat bars and stainless steel flat bars depends on the specific application and requirements. If strength and affordability are paramount, steel flat bars may be the better option. Conversely, if corrosion resistance and a polished finish are essential, stainless steel flat bars are the preferred choice.
- Q:Are steel flat bars suitable for making industrial equipment?
- Yes, steel flat bars are suitable for making industrial equipment. Steel flat bars are known for their strength, durability, and versatility, making them ideal for various applications in the industrial sector. They can be used to construct frames, supports, and structures for machinery and equipment. Steel flat bars also offer excellent load-bearing capabilities, making them suitable for heavy-duty industrial equipment. Additionally, they can be easily welded, cut, and shaped to meet specific design requirements, allowing for customization and flexibility in equipment manufacturing. Overall, steel flat bars are a reliable and widely used material in the production of industrial equipment due to their strength, durability, and adaptability.
- Q:Can steel flat bars be used in automotive applications?
- Yes, steel flat bars can be used in automotive applications. Steel flat bars are known for their strength, durability, and versatility, making them suitable for various automotive components and structures. They can be used in the construction of chassis frames, body panels, suspension components, and even in the fabrication of custom parts. The high tensile strength of steel flat bars allows them to withstand the significant forces and loads experienced by automotive parts during operation. Additionally, steel flat bars can be easily shaped, welded, and formed to meet the specific design requirements of automotive applications. Overall, the use of steel flat bars in automotive applications is common and widely accepted due to their excellent mechanical properties and cost-effectiveness.
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Hot Rolled Flat Bar with Material Grade Q235B
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t
- Supply Capability:
- 10000 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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