Hot rolled steel flat bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Item specifice
Standard:
ASTM,DIN,EN,JIS
Technique:
Hot Rolled,ERW
Shape:
Oval
Surface Treatment:
Galvanized,PVDF Coated
Steel Grade:
Q235,Q235B,RHB335,HRB400,SS400-SS490
Thickness:
3-30mm
Length:
20-200mm
Net Weight:
1000
Product Description:
OKorder is offering hot rolled steel flat bar for construction 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:
Hot rolled steel flat bar 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 Steel flat bar 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:
Commodity: Carbon Steel Flat Bar
Standard: GB, JIS, ASTM,
Material: Q235, SS400 or Equivalent
Origin place: China
Thickness: 3mm-30mm
Width:20mm-200mm
Length: Max 12m
Certification: SGS/BV
Chemical composition
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
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 |
Usage/Applications of 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
Packaging Details: The 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
The Carbon 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: How do we guarantee the quality of our products?
A1: 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.
Q2: How soon can we receive the product after purchase?
A2: 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.
- Q:Can steel flat bars be heat treated?
- Yes, steel flat bars can be heat treated. Heat treatment is a process used to alter the physical and mechanical properties of steel by subjecting it to specific heating and cooling cycles. This process is commonly used to increase the hardness, strength, and toughness of the steel flat bars. Heat treatment can be performed through various methods such as annealing, normalizing, quenching, and tempering, depending on the desired outcome. Each method involves heating the steel to a specific temperature and then cooling it at a controlled rate. Heat treatment is commonly employed in industries such as manufacturing, construction, and automotive to enhance the performance and durability of steel flat bars.
- Q:Can steel flat bars be used for manufacturing agricultural machinery?
- Yes, steel flat bars can be used for manufacturing agricultural machinery. Steel is a versatile and strong material that is commonly used in various industries, including agriculture. Steel flat bars offer several advantages such as high strength, durability, and resistance to corrosion, making them suitable for agricultural machinery. They can be used in the fabrication of equipment like plows, harrows, cultivators, and seeders, providing the necessary structural support and stability. Additionally, steel flat bars can be easily welded, bent, and formed into different shapes, allowing for customization and efficient manufacturing of agricultural machinery. Overall, steel flat bars are a reliable and cost-effective choice for manufacturing agricultural machinery due to their strength, durability, and versatility.
- Q:How do steel flat bars compare to fiberglass flat bars?
- Steel flat bars and fiberglass flat bars have distinct differences in terms of their composition, properties, and applications. Steel flat bars are made from a solid steel billet that is heated and then passed through a series of rollers to attain the desired shape. They are known for their exceptional strength, durability, and resistance to impact and bending. Steel flat bars can withstand heavy loads and are commonly used in construction, manufacturing, and machinery industries. They are also highly resistant to fire and extreme temperatures. On the other hand, fiberglass flat bars are made from a composite material consisting of glass fibers embedded in a resin matrix. This composition gives them unique properties such as being lightweight, corrosion-resistant, and non-conductive. Fiberglass flat bars are commonly used in industries where electrical conductivity or non-magnetic properties are essential, such as electrical and telecommunications applications. They are also used in marine and automotive industries due to their resistance to water, chemicals, and UV radiation. In terms of strength, steel flat bars generally have a higher tensile strength compared to fiberglass flat bars. Steel is a much denser material and can withstand higher loads and impacts. Fiberglass flat bars, while not as strong as steel, have a high strength-to-weight ratio, making them suitable for applications where weight reduction is important. Another important aspect is cost. Steel flat bars are generally more affordable compared to fiberglass flat bars. Steel is a widely available and widely used material, making it less expensive to produce. Fiberglass, on the other hand, requires specialized manufacturing processes and materials, making it relatively more expensive. Ultimately, the choice between steel and fiberglass flat bars depends on the specific requirements of the application. If strength, durability, and cost-effectiveness are the primary considerations, steel flat bars are the preferred choice. However, if lightweight, non-conductive, and corrosion-resistant properties are essential, fiberglass flat bars are the better option.
- Q:What are the different types of protective coatings for steel flat bars?
- Steel flat bars have several options for protective coatings, each with unique characteristics and uses. Some common choices include galvanized coatings, powder coatings, epoxy coatings, polyurethane coatings, chrome coatings, and paint coatings. Galvanized coatings are popular for their ability to protect steel flat bars. This involves dipping the steel in molten zinc to create a protective layer. These coatings are highly resistant to corrosion and are often used in outdoor or marine environments. Powder coatings are applied as a dry powder and then cured under heat to create a durable finish. They offer excellent resistance to corrosion, chemicals, and UV rays. With a wide range of colors and finishes available, powder coatings are ideal for decorative purposes. Epoxy coatings are known for their strong adhesion and resistance to corrosion, abrasion, and chemicals. They consist of an epoxy resin and a hardener that react chemically to form a tough, protective layer. Industrial settings and situations requiring heavy-duty protection often utilize epoxy coatings. Polyurethane coatings provide durability and resistance to abrasion, chemicals, and UV rays. They are commonly used in harsh environmental conditions or areas with heavy traffic. Polyurethane coatings come in different finishes, including glossy and matte. Chrome coatings, or chrome plating, involve electroplating a thin layer of chromium onto the steel surface. This process enhances the appearance of the steel and provides excellent corrosion resistance. Chrome coatings are commonly used for decorative purposes or when a highly reflective surface is desired. Paint coatings offer a cost-effective solution for protecting steel flat bars. They can be applied using brushes, rollers, or spray guns and are available in various colors and finishes. While they provide some corrosion protection, regular maintenance and touch-ups may be necessary to ensure effectiveness. When selecting a protective coating, it is important to consider the specific requirements of the steel flat bars' environment and intended use. Factors such as moisture, chemicals, UV rays, and mechanical stress should be taken into account to choose the most suitable coating for optimal protection and longevity.
- Q:Can steel flat bars be used for making brackets or supports for agricultural machinery?
- Indeed, brackets or supports for agricultural machinery can be fashioned using steel flat bars. Renowned for their robustness and endurance, steel flat bars are well-suited for demanding tasks within the agricultural sector. They can be effortlessly shaped or joined through welding to fabricate personalized brackets or supports capable of enduring the rigorous circumstances and substantial burdens frequently encountered in agricultural machinery. What's more, steel flat bars are conveniently obtainable in diverse dimensions, enabling adaptability in both design and application.
- Q:How do steel flat bars compare to other forms of steel like angles or channels?
- Various industries and applications utilize steel flat bars, angles, and channels as popular steel forms. Despite sharing the same material, they differ in shape and structural properties. Rectangular in shape with a flat surface and parallel edges, steel flat bars are commonly utilized in structural support, fabrication, and construction projects. Their versatility is a key advantage, as they can be easily cut, drilled, and welded, making them ideal for creating custom shapes and structures. Furthermore, their flat surface facilitates easy attachment of other components. In contrast, steel angles possess an L-shape with two legs meeting at a 90-degree angle. This unique shape provides excellent structural strength and stability, making them suitable for applications where load-bearing capacity is crucial. Construction, framing, and reinforcement projects often employ steel angles for additional support and stability, as well as for creating corners and edges. Steel channels, also known as C-channels or U-channels, feature a U-shaped cross-section with two parallel sides and a base. They find extensive use in construction, manufacturing, and electrical industries. Steel channels offer high strength and rigidity, making them suitable for applications requiring load-bearing capabilities. Building frames, support systems, and structural machinery components often incorporate steel channels. When comparing these steel forms, each possesses its own advantages and applications. Steel flat bars provide versatility and ease of fabrication, making them suitable for a broad range of projects. Steel angles offer excellent structural strength and stability, making them ideal for load-bearing applications and corner creation. Steel channels, with their high rigidity, are commonly used in construction and manufacturing. Ultimately, the choice between steel flat bars, angles, or channels depends on the project's specific requirements. Factors such as load-bearing capacity, structural stability, and ease of fabrication should all be considered when determining the most suitable steel form.
- Q:Can steel flat bars be used for toolmaking?
- Yes, steel flat bars can be used for toolmaking. Steel is a versatile and durable material that is commonly used in toolmaking due to its strength and resistance to wear and tear. Steel flat bars can be easily shaped and machined to create various types of tools such as punches, chisels, and cutting blades. Additionally, steel can be heat-treated to increase its hardness and toughness, making it suitable for applications that require high strength and precision. Overall, steel flat bars are a popular choice for toolmaking due to their excellent mechanical properties and versatility.
- Q:Can steel flat bars be galvanized or coated with other materials?
- Steel flat bars can undergo galvanization or be coated with alternative materials. Galvanization involves applying a zinc protective layer to prevent corrosion. This can be accomplished through hot-dip galvanization, where the steel is immersed in molten zinc, or electroplating, which applies a zinc coating using an electrochemical process. In addition to galvanization, alternative materials can be used to coat steel flat bars for various purposes. These coatings offer extra corrosion protection, enhance the steel's appearance, or improve specific properties. Common coating materials for steel flat bars include epoxy, polyurethane, powder coating, and paint. The application methods vary, such as spraying, dipping, or powder coating, depending on specific requirements and desired outcomes. The choice of coating material and method relies on factors like the intended use, the environment of use, and desired appearance or performance characteristics. It is crucial to consult experts or professionals in the field to determine the most suitable coating option for individual needs.
- Q:What is the difference between carbon steel and stainless steel flat bars?
- When comparing carbon steel and stainless steel flat bars, their composition and properties are the main distinguishing factors. Carbon steel flat bars consist primarily of iron and carbon, with a maximum carbon content of 2.1%, resulting in strength and durability but lacking corrosion resistance. Conversely, stainless steel flat bars possess a significant amount of chromium (at least 10.5%), in addition to iron and other elements. This chromium content forms a protective layer on the steel's surface, rendering it highly resistant to corrosion and rust. Stainless steel flat bars are commonly utilized in applications where exposure to moisture or chemicals is a concern, such as marine environments or the food industry, owing to their corrosion resistance. Conversely, carbon steel flat bars find frequent use in applications that prioritize strength and durability, such as construction and manufacturing. Another notable distinction lies in their appearance. Carbon steel flat bars exhibit a dull gray finish, while stainless steel flat bars possess a shiny, reflective surface. This aesthetic difference may be a significant consideration in certain applications where appearance matters, such as architectural or decorative purposes. In conclusion, the key disparities between carbon steel and stainless steel flat bars pertain to their corrosion resistance, composition, and appearance. Carbon steel is robust and durable but susceptible to corrosion, whereas stainless steel boasts high corrosion resistance and a shiny finish. The choice between the two depends on the specific requirements of the given application.
- Q:What are the safety considerations when working with steel flat bars?
- When working with steel flat bars, there are several safety considerations that should be taken into account. 1. Personal Protective Equipment (PPE): It is crucial to wear appropriate PPE such as safety goggles, gloves, and steel-toed boots to protect yourself from potential injury. Steel flat bars can be heavy and sharp, so wearing the right gear is essential to minimize the risk of cuts, bruises, or other bodily harm. 2. Handling: Steel flat bars can be heavy and difficult to maneuver, especially when working with larger sizes. It is important to use proper lifting techniques, such as bending your knees and keeping your back straight, to avoid strains or back injuries. Additionally, when transporting flat bars, ensure they are properly secured and do not pose a hazard to others. 3. Cutting and shaping: When cutting or shaping steel flat bars, it is important to use the appropriate tools and techniques. Power tools such as grinders or saws should be handled with caution, and operators should be trained in their proper use. Ensure that the work area is clear of any debris or obstructions to prevent accidents or injuries. 4. Fire and fumes: Steel flat bars can generate sparks when cut or welded, which can be a fire hazard. It is important to have proper fire prevention measures in place, such as fire extinguishers, and to work in a well-ventilated area to prevent the buildup of hazardous fumes. 5. Storage: Proper storage of steel flat bars is essential to prevent accidents. They should be stored in a secure, organized manner to avoid tripping hazards or the risk of collapse. Additionally, ensure that heavy flat bars are not stacked too high, as this can lead to instability and potential accidents. 6. Training and supervision: It is crucial that anyone working with steel flat bars receives adequate training and supervision. Proper training should cover safety procedures, proper tool usage, and handling techniques. Supervision is important to ensure that safety protocols are being followed and to address any potential hazards or concerns. By considering these safety measures, the risk of accidents or injuries when working with steel flat bars can be greatly minimized, creating a safer working environment for all involved.
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Hot rolled steel flat bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 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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