Hot Rolled Seel Flat Bars with Material Grade Q235
- 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: 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 basis ?
A3: We can do it in both manners, according to buyers' requiremnet.
Images:
- Q:Do steel flat bars have rounded edges or sharp edges?
- Steel flat bars typically have sharp edges.
- Q:Can steel flat bars be welded?
- Yes, steel flat bars can be welded.
- Q:What is the standard tolerance for steel flat bars?
- The standard tolerance for steel flat bars varies depending on the specific industry and application. However, a common tolerance range for steel flat bars is typically +/- 0.005 inches to +/- 0.010 inches.
- Q:Are steel flat bars suitable for handrail applications?
- Yes, steel flat bars are suitable for handrail applications. They are strong, durable, and can be easily shaped and welded to meet the specific requirements of handrails. Additionally, steel flat bars offer a sleek and modern aesthetic, making them a popular choice for handrail designs.
- Q:What are the different types of surface defects in stainless steel flat bars?
- Stainless steel flat bars can exhibit various types of surface defects, which can be classified into several categories. Some common surface defects in stainless steel flat bars include: 1. Pitting: Pitting is the formation of small, localized corrosion spots on the surface of stainless steel flat bars. It appears as small holes or pits and is usually caused by exposure to aggressive environments such as chloride-containing solutions or acidic substances. 2. Scaling: Scaling is the formation of oxide layers on the surface of stainless steel flat bars due to high-temperature exposure. It appears as a flaky or powdery deposit and can result from processes like heat treatment or welding. 3. Corrosion: Corrosion refers to the gradual deterioration of the stainless steel surface due to chemical reactions with the environment. It can occur in various forms, including uniform corrosion, crevice corrosion, or stress corrosion cracking, depending on the specific conditions and environment. 4. Scratches: Scratches are physical marks on the surface of stainless steel flat bars caused by abrasive contact or mechanical damage. They can vary in depth and severity, and if not properly addressed, they can create localized areas of stress concentration and potential sites for further corrosion. 5. Roll marks: Roll marks are surface imperfections that occur during the manufacturing process of stainless steel flat bars. They appear as irregular patterns or lines on the surface and are typically caused by the rolling or finishing equipment used in production. 6. Discoloration: Discoloration refers to the change in the appearance or color of the stainless steel flat bar surface. It can be caused by exposure to high temperatures, chemical reactions, or improper cleaning methods. Discoloration can appear as light or dark patches, streaks, or a rainbow-like effect known as "heat tint" in the case of overheating during welding. It is important to note that surface defects in stainless steel flat bars can not only impact the aesthetic appeal but also compromise the material's corrosion resistance, mechanical properties, and overall performance. Therefore, it is crucial to identify, assess, and address any surface defects promptly to ensure the longevity and reliability of stainless steel flat bars.
- Q:What are the different types of steel coatings available for flat bars?
- There are several types of steel coatings available for flat bars, each offering unique advantages and characteristics. Some of the commonly used coatings include: 1. Hot-dip galvanized coating: This coating involves dipping the flat bar into a bath of molten zinc, which forms a protective layer on the steel surface. It provides excellent corrosion resistance and can withstand harsh environmental conditions. 2. Powder coating: Powder coating involves applying a dry powder onto the flat bar's surface and then baking it to create a hard and protective coating. It offers excellent durability, impact resistance, and can be customized in various colors and finishes. 3. Epoxy coating: Epoxy coatings are often used for industrial applications where resistance to chemicals, abrasion, and corrosion is required. The epoxy is applied as a liquid and cures into a hard and protective layer. 4. Electroplating: Electroplating involves depositing a thin layer of metal onto the flat bar's surface through an electrochemical process. Common metals used for electroplating include zinc, nickel, and chrome. This process enhances the flat bar's appearance and provides some level of corrosion resistance. 5. Organic coatings: Organic coatings, such as polyurethane or acrylic paints, are often used for aesthetic purposes or to provide additional protection against corrosion. These coatings are available in various colors and can be easily applied using spray or brush. It is important to choose the appropriate steel coating based on the intended use and environmental conditions to ensure optimal protection and performance of the flat bar. Consulting with a steel coating specialist or supplier can help in selecting the most suitable coating for specific requirements.
- Q:How do steel flat bars perform in terms of fatigue resistance?
- Steel flat bars generally have good fatigue resistance due to their high strength and stiffness properties. They can withstand repeated loading and stress cycles without experiencing significant structural damage or failure. However, the specific fatigue performance of steel flat bars may vary depending on factors such as the steel grade, manufacturing process, surface finish, and design considerations.
- Q:What are the different coatings available for steel flat bars?
- There are several different coatings available for steel flat bars, including galvanized coatings, epoxy coatings, painted coatings, and powder coatings. Each coating offers unique benefits such as corrosion resistance, increased durability, improved aesthetic appearance, and protection against environmental factors. The choice of coating depends on the specific application and desired properties of the steel flat bar.
- Q:Can steel flat bars be used as handrails?
- Yes, steel flat bars can be used as handrails. They are strong and durable, providing stability and support for individuals while also offering a sleek and modern appearance.
- Q:Are steel flat bars suitable for machining or drilling?
- Steel flat bars are indeed suitable for machining and drilling. Steel is a strong and durable material that can be easily shaped, cut, and drilled into various forms. Flat bars, in particular, provide a stable and rigid surface for machining operations, allowing for precise and accurate cuts. With the right tools and techniques, steel flat bars can be easily drilled to create holes of different sizes and shapes. Whether it is for creating prototypes, constructing machinery, or any other application that requires precise shaping and drilling, steel flat bars are a reliable choice.
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Hot Rolled Seel Flat Bars with Material Grade Q235
- 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
OKorder Financial Service
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