• Steels Flat Bar with Material Grade Q235 System 1
  • Steels Flat Bar with Material Grade Q235 System 2
  • Steels Flat Bar with Material Grade Q235 System 3
Steels Flat Bar with Material Grade Q235

Steels Flat Bar with Material Grade Q235

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
10000 m.t./month

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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:

Slit Cutting 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 Bars 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 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: How soon can we receive the product after purchase?

A1: 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.

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.

Images:

Steels Flat Bar with Material Grade Q235

Steels Flat Bar with Material Grade Q235

 

Q: Can steel flat bars be used for making cutting tools?
Steel flat bars can indeed be used for making cutting tools, depending on the specific application and the type of steel used. Steel is a versatile material that can be hardened and tempered to varying degrees, making it suitable for different cutting tasks. However, it is important to choose the right type of steel for the desired cutting tool. High-carbon steels, such as tool steel or carbon steel, are often preferred for making cutting tools as they offer excellent hardness and wear resistance. Additionally, the flat shape of steel bars can be easily shaped and ground into various cutting tool designs, such as chisels or knives. It is crucial to properly heat treat the steel to achieve the desired hardness and toughness, ensuring that the cutting tool performs optimally and maintains its sharpness over time.
Q: Are steel flat bars used in the aerospace industry?
Yes, steel flat bars are commonly used in the aerospace industry. Steel is known for its strength and durability, making it an ideal material for various applications in aerospace engineering. Steel flat bars are often used in the manufacturing of aircraft components such as brackets, frames, and supports. These bars provide structural stability and support, ensuring the integrity and safety of the aircraft. Additionally, steel flat bars offer excellent resistance to corrosion and high temperatures, which are essential qualities for aerospace applications. Overall, steel flat bars are an essential material in the aerospace industry, playing a crucial role in the construction and performance of aircraft.
Q: What are the different standards for steel flat bars?
Steel flat bars, also known as steel flats or simply flats, come in a variety of standards that dictate their size, shape, and composition. These standards are established to ensure uniformity and quality in the manufacturing and use of steel flat bars. One of the most widely recognized standards for steel flat bars is the ASTM A36, which sets the requirements for carbon structural steel. This standard specifies the chemical composition, mechanical properties, and dimensional tolerances for steel flats used in general structural purposes. Another commonly used standard is the ASTM A108, which covers carbon steel bars for general purpose applications. This standard classifies steel flat bars into different grades based on their chemical composition and mechanical properties. For more specialized applications, there are specific standards that cater to different industries. For instance, the ASTM A276 is a standard that applies to stainless steel bars and shapes. Within this standard, there are specific requirements for stainless steel flat bars, including their chemical composition, mechanical properties, and dimensions. In addition to ASTM standards, there are also international standards that govern the production and use of steel flat bars. The most prominent one is the EN 10058, which is a European standard that specifies the tolerances on dimensions and shape for hot-rolled steel flat bars. Furthermore, there are regional or national standards that may be applicable in certain countries. For example, the JIS G3194 is a Japanese industrial standard that provides specifications for hot-rolled steel flat bars used in general structures. These standards are essential to ensure the quality, compatibility, and interchangeability of steel flat bars in various applications. Manufacturers, engineers, and users rely on these standards to select and work with steel flat bars that meet their specific requirements and adhere to industry norms.
Q: Are steel flat bars available in different colors?
Steel flat bars do not come in various colors, I'm afraid. Usually, steel is manufactured with its inherent grey hue due to its composition and production process. Nonetheless, it is feasible to alter the color of steel flat bars by applying diverse coatings or paint. These coatings can offer extra defense against rust or purely serve aesthetic intentions.
Q: How are steel flat bars used in the fabrication of furniture?
Due to their versatility and strength, steel flat bars are commonly employed in furniture fabrication. These bars, typically crafted from carbon steel, possess exceptional durability and stability. The primary application of steel flat bars in furniture fabrication lies in the creation of robust frames and structures. By cutting and welding these bars together, furniture pieces like tables, chairs, and shelving units can be constructed with a sturdy skeleton. The flat and straight shape of steel flat bars allows for precise and clean lines during the construction process. Furthermore, steel flat bars serve to reinforce and support various components of furniture. They can be utilized as braces or brackets, offering additional stability and preventing bending or warping over time. Moreover, these bars can be bent or shaped to fit specific design requirements, making them highly adaptable for diverse furniture styles. In addition to their structural advantages, steel flat bars also contribute to the aesthetic appeal of furniture. They can be incorporated as decorative accents or trim, elevating the overall appearance and ambiance of the piece. Furthermore, steel flat bars can be finished in various ways, such as powder coating or painting, to match the desired color scheme or design theme. In summary, steel flat bars play an indispensable role in furniture fabrication, providing strength, stability, and versatility. Whether employed as a structural element or a decorative feature, these bars contribute to the overall durability and aesthetic allure of furniture pieces.
Q: Can steel flat bars be used in the manufacturing of electrical enclosures?
Yes, steel flat bars can be used in the manufacturing of electrical enclosures. Steel is a commonly used material for enclosures due to its strength, durability, and ability to provide protection against various external factors such as corrosion and impact. Flat bars made of steel can be easily fabricated and welded to create the desired shape and size for electrical enclosures, making them a suitable choice for this purpose.
Q: Can steel flat bars be used for making brackets or mounting hardware?
Indeed, brackets or mounting hardware can be fashioned using steel flat bars. Steel boasts exceptional strength and durability, rendering it a perfect substance for crafting robust brackets and mounting hardware. Steel flat bars are malleable, easily tailored, severed, and fused to meet precise specifications, while their flat exterior furnishes a steady foundation for mounting diverse elements. Furthermore, steel's corrosion resistance guarantees the longevity and unfaltering performance of the brackets or mounting hardware.
Q: What are the different surface treatments available for steel flat bars?
There are several different surface treatments available for steel flat bars, each providing unique advantages and characteristics. Some of the common surface treatments for steel flat bars include: 1. Hot-dip galvanizing: This process involves immersing the steel flat bar in a bath of molten zinc, which creates a protective coating on the surface. Hot-dip galvanizing provides excellent corrosion resistance, making it suitable for outdoor applications where the steel may be exposed to moisture or harsh environmental conditions. 2. Electroplating: Electroplating involves depositing a thin layer of metal onto the surface of the steel flat bar through an electrochemical process. This treatment can be used to enhance the appearance of the steel, improve corrosion resistance, or provide other desired properties, depending on the metal used for plating. 3. Powder coating: Powder coating is a dry finishing process where a fine powder is applied to the steel flat bar electrostatically and then cured under heat. This treatment creates a durable and attractive surface that is resistant to chipping, scratching, and fading. Powder coating is available in a wide range of colors and textures, allowing for customization and versatility. 4. Paint coating: Steel flat bars can be coated with various types of paints to improve aesthetics, provide corrosion protection, or enhance other properties. Different types of paint coatings, such as epoxy, enamel, or polyurethane, can be used depending on the specific requirements and desired appearance. 5. Shot blasting: Shot blasting involves propelling abrasive particles at high speed onto the surface of the steel flat bar to remove rust, scale, and other contaminants. This treatment helps to improve the adhesion of subsequent coatings, such as paints or galvanizing, and provides a clean, smooth surface. 6. Passivation: Passivation is a chemical treatment that removes surface contaminants and forms a protective oxide layer on the steel flat bar. This treatment enhances the corrosion resistance of stainless steel flat bars, making them more suitable for applications where they may be exposed to corrosive environments. 7. Acid etching: Acid etching is a process that involves treating the surface of the steel flat bar with an acidic solution to create a textured or patterned finish. This treatment can be used for decorative purposes or to improve the grip of the steel in certain applications. It is important to consider the specific requirements of your application, such as corrosion resistance, appearance, durability, and cost, when selecting the most appropriate surface treatment for steel flat bars.
Q: Are steel flat bars suitable for earthquake-resistant structures?
Depending on several factors, earthquake-resistant structures may find steel flat bars to be a suitable option. Steel, being a highly ductile and strong material, is well-equipped to withstand seismic forces, making it an ideal choice. Specifically, flat bars offer several advantages in the context of earthquake-resistant structures. To begin, the exceptional tensile strength of steel flat bars allows them to effectively absorb and distribute seismic forces. This property enables buildings to flex and bend during earthquakes instead of succumbing to brittle failure. By providing this flexibility, catastrophic collapses can be avoided, reducing the risk of injuries or loss of life. Moreover, the easy fabrication and joining of steel flat bars facilitate efficient construction. This ease of use significantly speeds up the construction process, which is particularly important in earthquake-prone areas where swift rebuilding is necessary following a seismic event. Additionally, steel flat bars can enhance the overall stability and stiffness of a building when incorporated into various structural elements like beams, columns, and braces. Proper design and integration of these flat bars into the structural system help the building resist lateral forces, such as those induced by earthquakes. However, it is essential to note that the suitability of steel flat bars for earthquake-resistant structures depends on other factors as well, such as design, detailing, and construction practices. To ensure the structure can withstand anticipated seismic forces, proper engineering and design considerations, including seismic analysis and design codes, are of utmost importance. Furthermore, regular inspection and maintenance of the structure are necessary to identify and address any potential issues or damage that may compromise its earthquake resistance. In summary, steel flat bars can be a viable choice for earthquake-resistant structures due to their high tensile strength and flexibility. However, it is crucial to consider various factors and adhere to proper design and construction practices to guarantee the overall safety and performance of the structure during seismic events.
Q: How do you protect steel flat bars from weathering?
One way to protect steel flat bars from weathering is by applying a protective coating such as paint or a rust-resistant finish. Additionally, storing the bars in a dry and well-ventilated area or using covers can help prevent moisture exposure and minimize the risk of corrosion. Regular inspection, cleaning, and maintenance can also contribute to the long-term protection of steel flat bars from weathering.

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