Mild Carbon Steel Flat Bar
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- China Main Port
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- Supply Capability:
- 10000 m.t./month
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Specification of Carbon Steel Flat Bar
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 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 |
Usage/Applications of Carbon 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 Carbon Steel Flat Bar
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 of Carbon Steel Flat Bar
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: What makes stainless steel stainless?
A1: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
Q2: Can stainless steel rust?
A2: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
Q3: Why buy Materials & Equipment from OKorder.com?
A3: 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.
- Q:How do you protect steel flat bars from chemical corrosion?
- To protect steel flat bars from chemical corrosion, there are several effective methods that can be employed. 1. Coating: Applying a protective coating is one of the most common methods to prevent chemical corrosion. There are various types of coatings available, such as paint, epoxy, enamel, or polyurethane. These coatings act as a barrier between the steel surface and the corrosive chemicals, preventing direct contact and thus reducing the risk of corrosion. It is important to choose a coating that is specifically designed for chemical resistance and to ensure proper application for maximum effectiveness. 2. Galvanization: Galvanizing steel flat bars involves applying a layer of zinc to the surface. This process creates a protective barrier that shields the steel from corrosive substances. Hot-dip galvanizing is a widely used method where the steel is immersed in molten zinc, allowing a thick and durable coating to form. Galvanized steel flat bars are highly resistant to chemical corrosion and can provide long-lasting protection. 3. Stainless steel: Using stainless steel flat bars that contain a high percentage of chromium and nickel can greatly enhance their resistance to chemical corrosion. The addition of these elements forms a passive layer on the surface that acts as a protective barrier against corrosive chemicals. Stainless steel is particularly suitable for applications where exposure to aggressive chemicals is expected. 4. Proper storage and handling: Ensuring proper storage and handling practices is essential in protecting steel flat bars from chemical corrosion. Storing them in a dry and well-ventilated area, away from corrosive substances, can help prevent direct exposure. Additionally, using protective covers or wrapping the bars in moisture-resistant materials can provide an extra layer of defense. Regular inspection and maintenance are also important to detect any signs of corrosion early. If any damage or deterioration is identified, prompt repairs or replacements should be carried out to maintain the integrity and longevity of the steel flat bars.
- Q:Can steel flat bars be hardened?
- Yes, steel flat bars can be hardened through a heat treatment process called quenching and tempering. This involves heating the steel to a high temperature and then rapidly cooling it in water or oil, which increases its hardness. The hardened steel can then be further tempered to improve its toughness and reduce brittleness.
- Q:What are the properties of steel flat bars?
- Steel flat bars have several properties that make them highly versatile and commonly used in various applications. First, they have excellent strength and durability, making them suitable for structural purposes. They also have good corrosion resistance, especially when compared to other metals. Additionally, steel flat bars are highly machinable, allowing for easy fabrication and customization. They have a smooth surface finish and can be easily welded, making them ideal for construction, manufacturing, and engineering projects.
- Q:What are the different cleaning methods for steel flat bars?
- There are several cleaning methods that can be used to clean steel flat bars effectively. The choice of method may depend on the level of dirt or grime present on the bars and the desired outcome. 1. Soap and water: This is a simple and effective method for removing light dirt and dust from steel flat bars. Use a mild detergent or soap mixed with warm water and a soft cloth or sponge to gently clean the surface. Rinse thoroughly and dry with a clean cloth. 2. Vinegar or lemon juice: For tougher stains or rust spots, a mixture of vinegar or lemon juice and water can be used. Apply the solution to the affected areas, let it sit for a few minutes, and then scrub with a soft brush or cloth. Rinse thoroughly and dry. 3. Baking soda paste: Baking soda can be used as a gentle abrasive to remove stains and restore the shine of steel flat bars. Mix baking soda with water to form a thick paste, then apply it to the surface. Let it sit for a few minutes, scrub gently with a soft brush, and rinse thoroughly before drying. 4. Commercial stainless steel cleaners: There are various stainless steel cleaning products available in the market specifically designed for steel surfaces. These cleaners can effectively remove dirt, stains, and fingerprints from steel flat bars. Follow the instructions on the product label for best results. 5. Polishing compounds: To give steel flat bars a shiny and polished appearance, polishing compounds can be used. Apply a small amount of the compound to a soft cloth and rub it evenly on the surface of the bars in a circular motion. Buff the bars with a clean cloth to remove any excess compound and bring out the desired shine. It is important to note that when using any cleaning method, it is recommended to test a small inconspicuous area first to ensure that it does not damage or discolor the steel flat bars. Additionally, always rinse and dry the bars thoroughly after cleaning to prevent water spots or potential corrosion.
- Q:What are the different types of steel flat bar finishes for architectural purposes?
- There are several different types of steel flat bar finishes commonly used for architectural purposes. These include polished, brushed, and textured finishes. Polished finishes have a smooth and reflective surface, while brushed finishes have a matte appearance with fine parallel lines. Textured finishes can vary in pattern and provide a more unique and decorative look.
- Q:Can steel flat bars be used in electrical or electronic equipment?
- Yes, steel flat bars can be used in electrical or electronic equipment, especially in applications that require structural support, grounding, or electromagnetic shielding. However, it is important to note that steel may not be suitable for components or areas where insulation or non-magnetic properties are required.
- Q:What is the difference between carbon steel and tool steel flat bars?
- The main difference between carbon steel and tool steel flat bars lies in their composition and purpose. Carbon steel flat bars are primarily made of iron and carbon, with relatively low levels of other alloying elements. They are generally used in applications where strength and durability are essential, but precise cutting or shaping capabilities are not required. On the other hand, tool steel flat bars are specifically designed for their use in toolmaking, with higher levels of alloying elements such as chromium, vanadium, or tungsten. These alloying elements enhance their hardness, resistance to wear, and ability to hold a sharp cutting edge, making them ideal for applications that involve cutting, drilling, or shaping materials.
- Q:What are the load-bearing capacities of steel flat bars?
- The load-bearing capacities of steel flat bars vary depending on various factors such as the dimensions of the bar, the type of steel used, and the specific application. Steel flat bars are commonly used in construction, manufacturing, and structural engineering projects due to their strength and durability. To determine the load-bearing capacity of a steel flat bar, engineers and designers typically refer to industry standards and guidelines such as those provided by the American Institute of Steel Construction (AISC) or the European Committee for Standardization (EN). These standards provide design tables and equations that consider the dimensions of the bar, the steel grade, and the desired safety factors. In general, the load-bearing capacity of a steel flat bar is influenced by its width, thickness, and the distance between supports or points of load application. Wider and thicker bars tend to have higher load-bearing capacities. Additionally, the type of steel used can also affect the load-bearing capacity as different steel grades have varying levels of strength and resilience. It is important to note that load-bearing capacities are typically expressed in terms of maximum allowable loads or uniform load distribution. The specific load-bearing capacity of a steel flat bar can only be determined through proper engineering calculations that consider all relevant factors and safety standards. Therefore, it is recommended to consult with a structural engineer or refer to appropriate industry standards when determining the load-bearing capacities of steel flat bars for a specific application.
- Q:Are steel flat bars available in different finishes?
- Different finishes are available for steel flat bars. Steel can be finished in various ways to achieve different appearances and properties. Common finishes for steel flat bars include hot rolled, cold rolled, brushed, polished, and galvanized. Each finish has unique characteristics and is suitable for different applications. Hot rolled steel has a rough and scaly surface, while cold rolled steel has a smoother and more refined finish. Brushed steel has a textured appearance achieved by brushing the surface with fine abrasive material. Polished steel has a shiny and reflective finish obtained through polishing and buffing. Galvanized steel has a protective zinc coating applied to the surface, offering increased corrosion resistance. These different finishes provide customization and versatility when using steel flat bars for various projects and applications.
- Q:What are the different methods of surface texturing for steel flat bars?
- There are several methods of surface texturing for steel flat bars, including shot blasting, acid etching, laser engraving, and mechanical embossing.
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Mild Carbon Steel Flat Bar
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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