high quality steel low carbon round bar JIS

high quality steel low carbon round bar JIS System 1

high quality steel low carbon round bar JIS System 2

high quality steel low carbon round bar JIS System 3

high quality steel low carbon round bar JIS

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 5 m.t.

Supply Capability:: 1000 m.t./month

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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:Can steel round bars be machined or forged?: Yes, steel round bars can be machined or forged. Machining involves using cutting tools to remove material from the round bar to achieve the desired shape or dimension. It can be done through various methods such as turning, milling, drilling, or grinding. Machining is commonly used to create precise components or parts. On the other hand, forging is a process where the steel round bar is heated and shaped by applying compressive forces. This is typically done using a hammer or a press to deform the material and create the desired shape. Forging helps enhance the mechanical properties of the steel, such as strength and toughness, by aligning the grain structure and removing any internal defects. Both machining and forging methods can be used to shape and manipulate steel round bars to meet specific requirements for various applications in industries such as automotive, construction, energy, and manufacturing. The choice between machining or forging depends on factors like the complexity of the part, required tolerances, material properties, and the desired final product.

Q:How are steel round bars used in the manufacturing of agricultural machinery?: Steel round bars are commonly used in the manufacturing of agricultural machinery as they provide strength, durability, and flexibility. These bars are often used to construct various components such as axles, shafts, and pins, which play a crucial role in supporting and transmitting power within the machinery. The high tensile strength of steel round bars allows them to handle heavy loads and withstand harsh operating conditions, ensuring the reliability and longevity of the agricultural equipment.

Q:What are the advantages of using bearing steel round bars?: There are several advantages of using bearing steel round bars: 1. High strength and durability: Bearing steel round bars are known for their exceptional strength and durability. They are specifically designed to withstand heavy loads and high impact forces, making them ideal for applications that require a reliable and robust material. 2. Excellent wear resistance: Bearing steel round bars have excellent wear resistance properties, which means they can endure constant friction and abrasion without experiencing excessive wear and tear. This makes them suitable for applications where the material needs to withstand repetitive rotational motion or sliding. 3. Superior hardness: Bearing steel round bars are typically heat-treated to achieve optimal hardness levels. This hardness allows them to maintain their shape and structural integrity even under extreme conditions, such as high temperatures or heavy loads. 4. Dimensional stability: Bearing steel round bars exhibit excellent dimensional stability, meaning they maintain their shape and size even under varying temperature and environmental conditions. This quality is crucial in applications where precise dimensions are required to ensure proper functioning and performance. 5. Corrosion resistance: Bearing steel round bars are often alloyed with elements like chromium and molybdenum, which enhance their corrosion resistance. This makes them suitable for use in corrosive environments, such as marine or chemical industries. 6. Machinability: Bearing steel round bars are relatively easy to machine and process, which allows for efficient production and customization. This makes them a cost-effective choice for various applications, as they can be easily shaped, cut, or drilled according to specific requirements. Overall, the advantages of using bearing steel round bars include their high strength, excellent wear resistance, superior hardness, dimensional stability, corrosion resistance, and machinability. These qualities make them a preferred choice in industries such as automotive, aerospace, machinery, and construction, where reliability, durability, and performance are crucial.

Q:What is the composition of steel round bars?: Steel round bars primarily consist of iron and carbon, along with small amounts of other elements like manganese, silicon, sulfur, and phosphorus. The primary element, iron, provides the steel bar with strength and structural integrity. The carbon content is vital in determining the bar's hardness and strength, where higher carbon levels result in a harder and stronger material. Manganese contributes to the overall strength and toughness of the steel, while silicon aids in enhancing its resistance to oxidation and scaling at high temperatures. Sulfur and phosphorus, considered impurities, are kept at low levels to prevent any negative impact on the mechanical properties of the material. In summary, the composition of steel round bars is meticulously controlled to achieve the desired strength, durability, and specific properties required for different applications.

Q:What is the difference between a rough turned and a polished steel round bar?: A rough turned steel round bar has undergone a preliminary machining process that removes surface imperfections and excess material, providing a slightly smoother finish. On the other hand, a polished steel round bar has undergone further polishing or grinding processes to achieve a much smoother and aesthetically appealing surface finish.

Q:What is the typical price range for steel round bars?: The typical price range for steel round bars can vary depending on various factors such as the size, quality, and where you purchase them. In general, smaller diameter steel round bars can range from $10 to $30 per bar, while larger diameter bars can range from $30 to $100 or more. The quality of the steel, such as the grade and any additional treatments or finishes, can also affect the price. Additionally, the location or supplier from which you buy the steel round bars can impact the price range. It is always advisable to compare prices from multiple sources and consider factors like shipping costs to get the best deal.

Q:What are the different cutting methods for steel round bars?: There are several cutting methods for steel round bars, including sawing, shearing, flame cutting, and abrasive cutting.

Q:Are steel round bars suitable for electrical applications?: Steel round bars can be suitable for electrical applications depending on the specific requirements and conditions. Steel is known for its excellent conductivity, strength, and durability, making it a popular choice for various electrical applications. However, it is important to consider a few factors before using steel round bars in electrical applications. First, steel is a good conductor but not as good as other materials like copper or aluminum. Consequently, its use in electrical applications may result in higher resistance and energy loss compared to these more conductive materials. Additionally, steel round bars may be prone to corrosion, especially in humid or corrosive environments. This can affect the overall performance and longevity of the electrical system. In such cases, proper insulation or protective coatings may be necessary to prevent corrosion and ensure the reliability of the electrical application. In summary, while steel round bars can be suitable for electrical applications due to their conductivity, strength, and durability, it is essential to consider factors such as conductivity, corrosion resistance, and overall system requirements before utilizing them.

Q:What are the different machining processes used for steel round bars?: Some of the different machining processes used for steel round bars include turning, milling, drilling, and grinding. Turning involves rotating the bar against a cutting tool to remove material and create a desired shape. Milling uses a rotating cutter to remove material from the surface of the bar. Drilling involves creating holes in the bar using a rotating drill bit. Grinding uses an abrasive wheel to remove material and achieve a smooth surface finish on the bar. These processes are commonly used in metalworking industries to shape and refine steel round bars for various applications.

Q:Can steel round bars be used for shafting applications?: Indeed, shafting applications can make use of steel round bars. In industries like automotive, construction, and manufacturing, steel round bars are frequently employed as material for shafting. These bars possess impressive mechanical properties, durability, and high strength, enabling them to effectively transmit power and rotational motion in machines and equipment. Furthermore, steel round bars can be machined to precise dimensions, subjected to heat treatment for enhanced hardness, and coated to provide protection against corrosion. Moreover, they are obtainable in a variety of grades and alloys, catering to specific application requirements. In summary, due to their inherent strength and versatility, steel round bars are a dependable choice for shafting applications.

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