Carbon Steel Flat Bar in Grade Q235 with High Quality

Carbon Steel Flat Bar in Grade Q235 with High Quality System 1

Carbon Steel Flat Bar in Grade Q235 with High Quality

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 100000 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

Brand name: FLATSPACE

Origin place: China

Thickness: 3mm-30mm

Width:20mm-200mm

Length: Max 12m

Certification: SGS/BV

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

Above sheets show the technical data of Q235,we can also provide other materials similar to Q235.

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.

Q: How is the thickness of a steel flat bar measured?: The thickness of a steel flat bar is typically measured using a caliper or a micrometer. These tools allow for precise measurement by closing their jaws around the bar and displaying the thickness on a scale or digital readout.

Q: Can steel flat bars be used for making brackets or supports for transportation infrastructure?: Yes, steel flat bars can be commonly used for making brackets or supports for transportation infrastructure due to their strength, durability, and ability to withstand heavy loads.

Q: What are the different types of coatings available for steel flat bars?: Steel flat bars can be coated with various types of coatings, each with their own unique advantages and properties. Some common options include galvanized coatings, powder coatings, epoxy coatings, paint coatings, anodizing, and phosphate coatings. Galvanized coatings are widely used and involve applying a layer of zinc to the steel surface. This provides excellent resistance to corrosion and makes them suitable for outdoor applications. Powder coatings, on the other hand, involve applying a dry powder that is then cured under heat to form a protective layer. This type of coating offers durability, resistance to chipping, and a wide range of color options. It is often used for decorative purposes or when a durable and aesthetic finish is desired. Epoxy coatings are popular for steel flat bars that will be exposed to corrosive environments. They are applied as a liquid and then cured to form a hard, protective layer. Epoxy coatings provide excellent chemical resistance and can withstand exposure to acids, alkalis, and other corrosive substances. Paint coatings are a versatile option, offering both protection and aesthetics. They can be applied in various colors and finishes, providing a decorative and protective layer. However, periodic maintenance and touch-ups may be required to maintain their effectiveness. Anodizing is primarily used for aluminum but can also be applied to steel flat bars. It involves creating an oxide layer on the surface of the metal, enhancing its corrosion resistance and providing an attractive finish. Anodized coatings are particularly suitable for architectural and decorative applications. Phosphate coatings are a type of conversion coating that chemically reacts with the steel surface to form a protective layer. They offer excellent adhesion, corrosion resistance, and improved paint adhesion. Phosphate coatings are commonly used as a pre-treatment before applying paint or powder coatings. In conclusion, the choice of coating for steel flat bars depends on specific requirements such as corrosion resistance, durability, aesthetics, and environmental conditions. The available options include galvanized coatings, powder coatings, epoxy coatings, paint coatings, anodizing, and phosphate coatings.

Q: Can steel flat bars be welded?: Certainly, it is possible to weld steel flat bars. Welding serves as a prevalent and extensively employed technique for connecting or restoring steel materials, which encompasses flat bars. The procedure entails heating the steel until it reaches its melting point and subsequently melding the two sections with the aid of a welding electrode or filler material. The resultant weld forms a robust and long-lasting bond, rendering it suitable for an array of applications within the construction, manufacturing, and other industries where steel flat bars are frequently utilized. Nonetheless, adherence to appropriate welding protocols and methodologies is crucial to guarantee a prosperous weld that possesses structural integrity.

Q: 8 what is the flat density?: Flat steel can be finished steel, or can be used as the blank of welded pipe and thin slab for laminated sheet rolling. Main application: flat steel is used as a material, used for making iron, tools and machinery parts, and used as frame structures and escalators for buildings.

Q: What is the density of steel flat bars?: The density of steel flat bars typically ranges from 7.75 to 8.05 grams per cubic centimeter (g/cm³).

Q: What is the maximum width of a steel flat bar?: The specific manufacturing process and desired application can cause variations in the maximum width of a steel flat bar. Typically, steel flat bars are available in widths ranging from 1/8 inch to 12 inches, although certain specialty manufacturers might offer wider alternatives. To ascertain the precise maximum width for a particular type of steel flat bar, it is essential to consult with a steel supplier or manufacturer.

Q: Can steel flat bars be bent without breaking?: Steel flat bars can indeed be bent without breaking. However, the ability of steel to withstand bending without breaking depends on several factors, including the thickness and grade of the steel, as well as the bending technique employed. Commonly, steel flat bars are bent using either cold bending or hot bending methods. Cold bending is typically employed for thin and malleable steel bars and is performed at room temperature. On the other hand, hot bending may be necessary for thicker or harder steel bars. This technique involves heating the steel to a high temperature and bending it while it is still hot. By carefully controlling the bending process and ensuring that the steel does not surpass its elastic limit, it becomes possible to bend steel flat bars without causing them to fracture.

Q: Can steel flat bars be used in the automotive industry?: The automotive industry finds steel flat bars useful. Steel's strength, durability, and versatility make it a popular material in this industry. Steel flat bars have many applications in automotive manufacturing, such as structural components, body panels, chassis, suspension systems, and engine components. The bars' flat shape makes them easy to fabricate, cut, and weld, which suits various manufacturing processes. Furthermore, manufacturers can choose from different grades and thicknesses of steel flat bars to meet their specific automotive needs. Overall, steel flat bars offer a cost-effective and reliable solution for the automotive industry, delivering the necessary strength and performance for vehicles.

Q: How do you check the straightness of a steel flat bar?: To check the straightness of a steel flat bar, you can simply lay it on a flat surface and visually inspect it for any bends, twists, or warping. Additionally, you can use a straight edge or a level to verify if the bar lies flat with no gaps or deviations along its length.

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