cold round bar and gb

Ref Price:

Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

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

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 used for making gears or sprockets?: Yes, steel round bars can be used for making gears or sprockets. Steel is a commonly used material in gear and sprocket manufacturing due to its high strength, durability, and resistance to wear and tear. Steel round bars can be machined or forged into the desired shape and then cut, drilled, or milled to create the necessary teeth or grooves required for gear or sprocket functionality. The specific type of steel and its heat treatment can be chosen based on the application requirements, such as load capacity, speed, and environmental conditions. Overall, steel round bars are a versatile and reliable choice for manufacturing gears and sprockets.

Q: Can steel round bars be threaded or machined?: Steel round bars are capable of being threaded or machined. Threading involves the creation of internal or external threads on the surface of a steel round bar, enabling it to connect or fasten to other components. Meanwhile, machining entails the utilization of diverse cutting tools and techniques to eliminate material from the steel round bar, thereby shaping it into the desired form or size. Consequently, both threading and machining can be employed on steel round bars to fulfill specific requirements and applications, including the production of threaded rods, bolts, or customized components.

Q: How do you store and handle steel round bars?: Steel round bars should be stored in a dry and covered area to protect them from moisture and corrosion. They should be stacked horizontally on a flat surface, with spacers in between each layer to prevent deformation. When handling steel round bars, it is important to wear appropriate protective gear such as gloves and safety shoes. They should be lifted using proper lifting equipment, ensuring that the load is evenly distributed. Additionally, bars should not be dragged or rolled on the ground to avoid scratches or damage.

Q: Can steel round bars be used in the defense industry?: Indeed, in the defense industry, steel round bars find utility. Steel, being a remarkably resilient and sturdy substance, proves fitting for diverse applications within the defense sector. The production of vital defense equipment, such as gun barrels, armor plates, missile casings, and other essential components, can be achieved using steel round bars. The durability of steel guarantees that these components endure high-pressure circumstances and furnish the essential safeguard and assistance demanded in defense applications. Moreover, steel round bars can be customized through machining, welding, or heat treatment to fulfill the distinct necessities of various defense systems, rendering them a material choice ideally suited for the industry.

Q: Can steel round bars be used in the manufacturing of electrical components?: Yes, steel round bars can be used in the manufacturing of electrical components. Steel is a versatile material that offers excellent strength and durability, making it suitable for various applications, including the production of electrical components. Steel round bars can be used as connectors, terminals, or brackets in electrical devices and equipment. They provide stability, support, and protection to the electrical components, ensuring their proper functioning and longevity. Additionally, steel can be easily machined, welded, and shaped, allowing manufacturers to customize the round bars according to the specific requirements of the electrical components. However, it is important to note that steel round bars may need to be properly insulated or coated to prevent any electrical conductivity or interference, depending on the specific application and environment in which they are used.

Q: How do you prevent steel round bars from rusting during storage?: In order to prevent rusting of steel round bars during storage, various measures can be taken: 1. Ensure the round bars are stored in a dry environment: Moisture is a major factor in causing rust. It is important to have a dry storage area that is free from leaks or humidity. Consider using dehumidifiers or moisture-absorbing products to maintain dryness. 2. Apply a rust inhibitor: Coating the steel round bars with a rust inhibitor creates a protective layer that prevents rust formation by blocking moisture and oxygen. Rust inhibitors are available in different forms, such as sprays, oils, or waxes. Follow the manufacturer's instructions when applying the inhibitor. 3. Store the round bars in a climate-controlled area: Fluctuations in temperature can result in condensation, which can lead to rust formation. Storing the round bars in a climate-controlled area with a consistent temperature helps minimize the risk of rusting. 4. Package the round bars properly: Use suitable packaging materials to prevent direct contact between the steel round bars and moisture or other contaminants. Consider wrapping them in plastic or using packaging materials that are resistant to moisture. 5. Regularly inspect and maintain: Periodically check the stored round bars for any signs of rust or damage. If any rust spots are found, clean them promptly and reapply a rust inhibitor to prevent further corrosion. Remember, prevention is crucial in avoiding rust on steel round bars during storage. By implementing these measures, you can greatly reduce the risk of rust formation and maintain the quality of the round bars.

Q: What are the advantages of using weather-resistant steel round bars?: There are several advantages to using weather-resistant steel round bars. Firstly, weather-resistant steel round bars are designed to withstand the effects of harsh weather conditions. They are specifically formulated to resist corrosion, rust, and other forms of degradation caused by exposure to rain, snow, humidity, and even saltwater environments. This makes them highly suitable for outdoor applications, such as construction projects, marine structures, and infrastructure in coastal areas. Secondly, the use of weather-resistant steel round bars eliminates the need for additional protective coatings or treatments. Unlike regular steel, which requires regular maintenance and painting to prevent rust and corrosion, weather-resistant steel round bars possess a natural protective layer that forms on the surface, known as patina. This patina acts as a barrier against further corrosion, reducing the overall maintenance requirements and extending the lifespan of the material. Thirdly, weather-resistant steel round bars offer exceptional strength and durability. They are manufactured using a special alloy composition, which enhances their mechanical properties and makes them highly resistant to impact, bending, and fatigue. This makes them ideal for structural applications where strength and reliability are crucial, such as in bridges, building frameworks, and heavy machinery. Additionally, weather-resistant steel round bars have aesthetic advantages. The unique patina that develops on the surface of these bars gives them a distinctive appearance, often described as an attractive and warm reddish-brown color. This natural weathered look can be desirable for architectural and design purposes, adding a visually appealing element to structures and outdoor installations. Lastly, the use of weather-resistant steel round bars contributes to sustainability and cost-effectiveness. Due to their long lifespan and low maintenance requirements, these bars offer a more sustainable solution compared to traditional steel, which often requires frequent painting and replacement. Furthermore, the initial investment in weather-resistant steel round bars may be higher than regular steel, but the long-term savings in maintenance and replacement costs make them a cost-effective choice in the long run. In conclusion, the advantages of using weather-resistant steel round bars include their ability to withstand harsh weather conditions, eliminate the need for additional protective coatings, provide exceptional strength and durability, offer aesthetic appeal, and contribute to sustainability and cost-effectiveness.

Q: Can steel round bars be bent or formed into different shapes?: Yes, steel round bars can be bent or formed into different shapes through various processes such as hot or cold bending, machining, or using specialized equipment like a pipe bender or a press brake.

Q: What is the difference between a ground and a polished steel round bar?: The surface finish and appearance of a ground steel round bar and a polished steel round bar differentiate them from each other. To achieve a smooth and even surface finish, a grinding process is applied to a ground steel round bar. This involves the use of a grinding wheel or belt to remove any surface imperfections like roughness or irregularities. Ground steel round bars are commonly employed in applications that require precision and tight tolerances, such as in machinery or automotive components. On the contrary, a polishing process is used to create a high shine and reflective surface on a polished steel round bar. This process involves the use of abrasive materials like polishing compounds or buffing wheels. It enhances the aesthetics of the steel bar, making it visually appealing. Polished steel round bars find frequent use in decorative applications, architectural projects, or industries where a visually pleasing appearance is desired, such as jewelry or interior design. In conclusion, the surface finish is the key differentiating factor between ground and polished steel round bars. Ground steel round bars prioritize precision and smoothness, whereas polished steel round bars prioritize a shiny and reflective appearance.

Q: Are steel round bars suitable for the manufacturing of shafts?: Yes, steel round bars are suitable for the manufacturing of shafts. Steel round bars are known for their strength, durability, and ability to withstand heavy loads and high rotational speeds, making them ideal for shaft applications. The round shape of the bar promotes uniform stress distribution, reducing the risk of failure or deformation. Additionally, steel round bars can be easily machined and heat-treated to achieve desired mechanical properties, such as hardness and toughness, further enhancing their suitability for shaft manufacturing. Overall, steel round bars offer the necessary characteristics required for shafts, making them a reliable and commonly used material in various industries.

Send your message to us

*Email

*TEL

*Quantity

*Unit