ROUND BAR HIGH QUALITY Q235

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Round bar Details:

Minimum Order Quantity:		Unit:	m.t.	Loading Port:
Supply Ability:		Payment Terms:		Package:	Bundle

Product Description:

Wire Rod Q235 Details:

Minimum Order Quantity:	25 Tons	Unit:	m.t.	Loading Port:	XINGANG PORT,China
Supply Ability:	100,000 Tons Per Month	Payment Terms:	TT or LC

Product Description:

Specifications of Wire Rod Q235:

Steel Grade: Q235, Standard: GB Diameter: 5.5mm, 6.5mm, 7mm,8mm,9mm,10mm,12mm,14mm

Diameter Tolerance:±0.3mm 6.5mm can be drawing into 2mm/8.0mm can be drawing into 3mm

Brand Name: N-RIVER Place of Origin: Hebei, China Mainland Application: construction, building etc

Chemical Composition:

Please kindly find our chemistry of our material based on Q235 as below for your information

Trademark	Rank	Chemical composition (quality score) %
		C	Si	Mn	S	P
		C	Si	Mn	S	P
			≤		≤	≤
Q235	A	0.14-0.22	0.30	0.30-0.65	0.050	0.045
Q235	B	0.12-0.20	0.30	0.30-0.70	0.045	0.045
Trademark	Rank	Pulling Test
		Bend PointΔs/Mpa		Tensile Strength	Elongation Ratioδ5%
					Elongation Ratioδ5%
		Thickness (Diameter) /MM			Thickness (Diameter) /MM
		≤16	16-40		≤16	16-40
		≥			≥
Q235	A	235	225	375-500	26	25
Q235	B	235	225	375-500	26	25

Usage and Applications of Wire Rod Q235:

After hot-rolled the products shaped into coil and delivery as finished product, including round, square, rectangular, hexagonal and so on. Since most of the products are round, it is generally called wire rod. Carbon steel wire rod is widely used in construction and manufacturing. Carbon steel wire rod is mainly used for reinforcement of reinforced concrete and welded structure or reprocessed (roberts , nail, etc.) materials, especially used to produce wire drawing, welding electrode, nails, spring, electronic, precise machinery parts and so on.

Packaging & Delivery of Wire Rod Q235:

Packaging Detail: products are packed in coil and then shipped by container or bulk vessel

Each coil weight: 2-3MT

Delivery Detail: within 45 days after received deposit or LC.

Label: to be specified by customer, generally, each bundle has 1-2 labels

Trade terms: FOB, CFR, CIF

Q:What are the advantages of using spring steel round bars?: Some advantages of using spring steel round bars include their high tensile strength, excellent resilience, and durability. They are able to withstand heavy loads and provide reliable support in various applications. Additionally, spring steel round bars offer good flexibility and are resistant to bending or breaking, making them ideal for use in springs, tools, machinery, and automotive components.

Q:What is the difference between steel and flat steel, round steel and steel?: In fact, for the processing of raw materials are the same, is used when the roller rolling pressure is not the same, there are many different types of tooth roller shaft, can produce different steel, the steel section is square, round cross section is round

Q:What are the different standards for steel round bars?: There are several different standards for steel round bars, which vary by country and industry. Some of the commonly used standards include: 1. ASTM A36: This standard is widely used in the United States and specifies the requirements for carbon structural steel, including round bars. It covers the chemical composition, mechanical properties, and dimensional tolerances of the steel. 2. EN 10025: This European standard covers structural steel, including round bars, and is used in many European countries. It defines the chemical composition, mechanical properties, and technical delivery conditions for the steel. 3. JIS G3101: This Japanese standard is commonly used in Asia and specifies the general requirements for hot-rolled steel, including round bars. It covers the chemical composition, mechanical properties, and dimensional tolerances of the steel. 4. DIN 17100: This German standard is widely used in Germany and other European countries. It defines the general structural steels, including round bars, and provides details on the chemical composition, mechanical properties, and technical delivery conditions. 5. BS 970: This British standard covers various types of steel, including round bars, and provides specifications for their chemical composition, mechanical properties, and dimensional tolerances. These are just a few examples of the many standards for steel round bars. It's important to consult the appropriate standard for specific applications to ensure the desired properties and quality of the steel.

Q:How are steel round bars used in the manufacturing of lifting equipment?: Steel round bars are commonly used in the manufacturing of lifting equipment due to their strength, durability, and versatility. These bars are typically made from high-quality steel alloys, such as carbon steel or alloy steel, which provide the necessary strength and toughness required for lifting heavy loads. In the manufacturing process, steel round bars are often used as the main structural component of lifting equipment such as cranes, hoists, and lifting hooks. They are utilized to create the frame and support structures that provide the necessary stability and load-bearing capacity. Steel round bars are also employed to fabricate various lifting components, such as shafts, axles, and pins, which play a crucial role in the proper functioning of lifting equipment. These components are designed to withstand high levels of stress and strain, and the use of steel round bars ensures that they can handle heavy loads without deformation or failure. Additionally, steel round bars are frequently utilized to manufacture lifting hooks and chains. Lifting hooks are crucial for attaching the load to the lifting equipment, while chains are used to secure and lift the load. Steel round bars provide the necessary strength and rigidity to handle the weight of the load, ensuring safe and efficient lifting operations. Furthermore, steel round bars can be machined, forged, or heat-treated to achieve specific mechanical properties required for lifting equipment manufacturing. This allows manufacturers to tailor the characteristics of the bars to meet the specific requirements of different lifting applications, such as the ability to withstand high temperatures or resist corrosion. Overall, steel round bars are an essential component in the manufacturing of lifting equipment. Their strength, durability, and versatility make them ideal for creating the structural frames, support structures, and lifting components necessary for safe and efficient lifting operations.

Q:Are steel round bars resistant to UV radiation?: Typically, steel round bars lack resistance against UV radiation, which can induce oxidation and lead to rust formation. Consequently, the structural strength of the steel may weaken, potentially causing deterioration over time. However, safeguarding steel round bars from UV radiation is achievable by applying a protective layer like paint or a specialized coating. This layer acts as a barrier against harmful UV rays. Moreover, storing the bars in shaded areas or utilizing covers can effectively reduce their exposure to UV radiation, thus prolonging their lifespan.

Q:What are the different types of defects that can occur in steel round bars?: There are several types of defects that can occur in steel round bars. These defects can vary in their severity and impact on the overall quality and performance of the bars. Some of the common types of defects found in steel round bars include: 1. Surface defects: These defects are visible on the external surface of the bar and can include scratches, pits, and scaling. While surface defects may not affect the structural integrity of the bar, they can impact its aesthetic appeal and can potentially lead to corrosion if not properly addressed. 2. Internal defects: Internal defects are imperfections that occur within the body of the steel round bar. These defects can include voids, inclusions, and segregation. Internal defects can weaken the bar's mechanical properties and compromise its structural integrity. They can also lead to cracking or failure under stress. 3. Dimensional defects: Dimensional defects refer to variations in the size or shape of the steel round bar. These defects can occur during the manufacturing process and can include variations in diameter, length, or straightness. Dimensional defects can affect the bar's functionality and compatibility with other components in a structure or machinery. 4. Decarburization: Decarburization is a defect that occurs when the surface layer of the steel round bar loses carbon due to exposure to high temperatures during manufacturing or heat treatment processes. This defect can weaken the bar's hardness and strength, making it more susceptible to wear, fatigue, or failure. 5. Lamination: Lamination defects occur when there are layers or separations within the steel round bar. These defects can result from improper rolling or processing techniques. Lamination defects can reduce the bar's strength and ductility, making it prone to fracture or failure. 6. Incomplete heat treatment: Heat treatment is often used to enhance the mechanical properties of steel round bars. However, if the heat treatment process is not performed correctly or if there are inconsistencies in the cooling or reheating process, the bar may have incomplete or uneven heat treatment. This can result in variations in hardness, strength, or toughness along the length of the bar. It is important to note that the severity and impact of these defects can vary depending on the specific application and requirements of the steel round bar. Manufacturers and quality control teams employ various testing and inspection methods to detect and mitigate these defects, ensuring that the bars meet the necessary standards and specifications.

Q:What is the difference between a cold-drawn and a centerless ground steel round bar?: A cold-drawn steel round bar is produced by pulling the steel through a die at room temperature, resulting in increased hardness and improved surface finish. On the other hand, a centerless ground steel round bar is produced by grinding the outer diameter of the steel bar to achieve tight dimensional tolerances and a smooth surface finish. In summary, the main difference lies in the manufacturing process and the resulting properties and finish of the steel round bar.

Q:What are the common sizes of steel round bars?: The common sizes of steel round bars vary, but some frequently used diameters range from 1/4 inch to 12 inches.

Q:What are the different types of steel round bar sizes?: The different types of steel round bar sizes vary depending on the specific requirements and applications. Common sizes range from 1/4 inch to 24 inches in diameter. Additionally, steel round bars can be found in metric sizes, typically ranging from 6mm to 600mm in diameter. It is important to note that the availability of sizes may vary depending on the supplier and location.

Q:Are steel round bars magnetic?: Yes, steel round bars can be magnetic. The magnetic properties of steel depend on its composition and processing. Most commonly used steel alloys, such as carbon steel or stainless steel, contain iron as the main component. Iron is a ferromagnetic material, which means it can be magnetized. Therefore, steel round bars made from these alloys will exhibit magnetic properties. However, it is important to note that the strength of the magnetism can vary depending on the specific composition of the steel. Some stainless steel alloys, for example, have a lower magnetic permeability and may exhibit weaker magnetic properties compared to carbon steel.

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