Hot Rolled Flat Bars with High Quality in Material Grade Q235

Hot Rolled Flat Bars with High Quality in Material Grade Q235 System 1

Hot Rolled Flat Bars with High Quality in 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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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(%)

Q235

0.12—0.20

0.3—0.7

≤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:

Slit Cutting Flat Bar with Material Grade Q235

Q: How do steel flat bars compare to stainless steel flat bars?: Steel flat bars and stainless steel flat bars are two different types of materials that have different properties and uses. Steel flat bars are typically made from carbon steel, which is an alloy of iron and carbon. They are strong, durable, and have good tensile strength. Steel flat bars are commonly used in construction, manufacturing, and engineering applications due to their high strength and affordability. However, they are susceptible to corrosion, especially when exposed to moisture or harsh environments. On the other hand, stainless steel flat bars are made from an alloy of iron, chromium, and sometimes other elements like nickel or molybdenum. The addition of chromium gives stainless steel its corrosion-resistant properties, making it highly resistant to rust and staining. Stainless steel flat bars are widely used in industries where corrosion resistance is crucial, such as food processing, chemical processing, and marine applications. In terms of strength, steel flat bars are generally stronger than stainless steel flat bars. However, stainless steel flat bars have superior corrosion resistance, making them the preferred choice in environments where rust or staining is a concern. Additionally, stainless steel flat bars have a more aesthetic appearance due to their shiny and polished surface. Ultimately, the choice between steel flat bars and stainless steel flat bars depends on the specific application and requirements. If strength and affordability are the primary concerns, steel flat bars may be the better option. However, if corrosion resistance and a polished finish are essential, stainless steel flat bars are the preferred choice.

Q: How are steel flat bars measured and specified?: Steel flat bars are typically measured and specified by their width, thickness, and length. The width refers to the measurement across the bar's broadest side, while the thickness indicates the measurement of the bar's narrowest side. The length specifies the overall size of the bar. These measurements are important for accurately determining the dimensions and specifications of steel flat bars, allowing for proper selection and use in various applications.

Q: How do steel flat bars perform in high-pressure environments?: The strength and durability of steel flat bars make them well-suited for high-pressure environments, as they can evenly distribute pressure and resist deformation or failure. This makes them ideal for various applications where structural integrity is crucial. Their high tensile strength allows them to withstand significant pressure without compromising their performance. Additionally, their hardness helps them resist wear and abrasion, making them suitable for harsh conditions. Steel flat bars also have good corrosion resistance, which is important in moisture or corrosive substance-prone environments. They can be further protected against corrosion through coatings or treatments. Furthermore, steel flat bars are easily weldable, allowing for easy customization for specific high-pressure applications. This flexibility enables their use in industries such as construction, manufacturing, and oil and gas. However, it is important to consider factors like steel grade, dimensions, and manufacturing process when selecting steel flat bars for high-pressure environments. Consulting with experts or referring to industry standards can aid in their appropriate selection and utilization.

Q: Construction of lightning protection ground galvanized flat steel approach, need to retest test? What's the test?: Hot rolled flat steel is a general purpose rectangular cross section strip. Its specifications are expressed in millimeters of thickness / width, flat steel can be finished steel, used for components, ladders, bridges and fences, etc.. Flat steel can also be used to weld rigid steel and billets and slabs of laminated sheets. This standard is applicable to hot-rolled flat steel with rectangular cross section. Measurement: flat length and length of flat steel, according to the theoretical weight of delivery.

Q: Are steel flat bars commonly used in the construction of recreational facilities?: Yes, steel flat bars are commonly used in the construction of recreational facilities. They are often utilized in the construction of structural frameworks, supports, and fixtures due to their strength, durability, and versatility.

Q: What are the common methods of protecting steel flat bars from corrosion?: The common methods of protecting steel flat bars from corrosion include applying protective coatings such as paint or powder coating, using galvanization to create a protective zinc layer, employing corrosion inhibitors, and implementing proper maintenance practices such as regular cleaning and inspections.

Q: How are steel flat bars stored or transported?: Steel flat bars are typically stored in bundles or stacks in warehouses or storage yards. They are often bundled together using steel straps or wires to prevent them from shifting during transportation. When transported, flat bars are loaded onto trucks or trailers and secured with straps or chains to ensure they remain in place during transit.

Q: Are steel flat bars suitable for welding or soldering?: Yes, steel flat bars are suitable for welding as they can be easily joined together using various welding techniques such as MIG, TIG, or arc welding. However, steel flat bars are not suitable for soldering as soldering is a process that requires the use of a lower temperature and a different type of filler material.

Q: How do you determine the corrosion resistance of a steel flat bar?: To determine the corrosion resistance of a steel flat bar, several methods can be employed. One common method is conducting corrosion tests such as salt spray testing or immersion testing. In salt spray testing, the flat bar is exposed to a controlled environment of saltwater mist, simulating corrosive conditions. The bar is then inspected at regular intervals to assess any signs of corrosion or degradation. Immersion testing involves submerging the flat bar in a corrosive solution for a specific period. The solution can vary depending on the intended application, but common examples include acidic solutions like sulfuric acid or alkaline solutions like sodium hydroxide. The flat bar is then examined for any signs of corrosion or changes in appearance. Another method is the use of electrochemical testing techniques, such as potentiodynamic polarization or electrochemical impedance spectroscopy. These techniques involve applying a controlled electrical current to the flat bar and measuring the resulting electrochemical response. By analyzing the data obtained, corrosion resistance parameters such as corrosion potential and corrosion current can be determined. Additionally, it is important to consider the composition and surface treatment of the steel flat bar. Different alloys and surface coatings can significantly impact the corrosion resistance. Factors such as the presence of chromium or other corrosion-resistant elements, as well as the application of protective coatings like galvanization or painting, can enhance the overall corrosion resistance. Overall, a combination of laboratory testing, electrochemical techniques, and consideration of the steel's composition and surface treatment is necessary to accurately determine the corrosion resistance of a steel flat bar.

Q: Are steel flat bars susceptible to rust?: Yes, steel flat bars are susceptible to rust. Steel, by nature, is an alloy made primarily of iron and carbon, which makes it prone to oxidation when exposed to moisture and oxygen. When steel flat bars are exposed to these elements, a chemical reaction occurs, resulting in the formation of iron oxide, commonly known as rust. However, the susceptibility to rust can be reduced through various methods such as applying protective coatings, galvanizing, or using stainless steel, which has a higher resistance to rust due to the addition of chromium. Regular maintenance and proper storage can also help prevent or minimize the occurrence of rust on steel flat bars.

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