Round bar Q235 ou Q195 5MM-100MM hot rolled

Round bar Q235 ou Q195 5MM-100MM hot rolled System 1

Round bar Q235 ou Q195 5MM-100MM hot rolled

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 20000 m.t./month

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ROUND BAR Details:

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

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 is the Young's modulus of a steel round bar?: The Young's modulus of a steel round bar typically ranges from 190 to 210 gigapascals (GPa).

Q: What is the difference between a centerless ground and a rough turned steel round bar?: A centerless ground steel round bar and a rough turned steel round bar differ in terms of their manufacturing processes and resulting surface finishes. A centerless ground steel round bar is produced by feeding the bar through a grinding machine that removes material from the surface to achieve precise diameter and roundness tolerances. This process involves rotating the bar between two grinding wheels while applying pressure to remove any imperfections and create a smooth, polished surface finish. The end result is a highly accurate and consistent diameter with a mirror-like finish, making it suitable for applications that require tight tolerances and a polished appearance. On the other hand, a rough turned steel round bar is manufactured through a different machining process called turning. This involves rotating the bar against a cutting tool that removes material from the surface in order to achieve the desired diameter and shape. However, unlike centerless grinding, turning does not provide the same level of precision and surface finish. The resulting surface of a rough turned bar will have visible tool marks and a rougher texture compared to a centerless ground bar. In summary, the main difference between a centerless ground steel round bar and a rough turned steel round bar lies in their manufacturing processes and resulting surface finishes. Centerless grinding offers a more precise diameter, roundness, and smoother surface finish, making it ideal for applications that require tight tolerances and a polished appearance. Rough turning, while less precise and with a rougher surface finish, is still suitable for applications that do not require the same level of precision or aesthetic appeal.

Q: What are the advantages of using duplex steel round bars?: One of the main advantages of using duplex steel round bars is their superior strength and corrosion resistance. Duplex steel is a combination of austenitic and ferritic stainless steels, which provides a unique combination of properties. This type of steel offers higher strength compared to austenitic stainless steel, making it suitable for applications that require durability and load-bearing capacity. Additionally, duplex steel round bars exhibit excellent resistance to corrosion, especially in harsh environments such as marine or chemical industries. This resistance to corrosion makes them a cost-effective choice, as they require less maintenance and have a longer lifespan. Overall, the use of duplex steel round bars can improve the longevity, reliability, and performance of various industrial applications.

Q: Can steel round bars be used in the manufacturing of cylinders?: Yes, steel round bars can be used in the manufacturing of cylinders. Steel round bars are commonly used in various industries, including automotive, aerospace, and manufacturing, due to their high strength and durability. In the case of manufacturing cylinders, steel round bars can be a suitable material choice for constructing the cylindrical body of the cylinder. The steel round bars can be machined, forged, or rolled into the desired shape and then welded or fastened together to form the cylindrical structure. The use of steel round bars ensures a strong and sturdy construction, which is essential for the safe and efficient functioning of cylinders in various applications.

Q: Could you tell me what is the difference between steel pipe and round steel?: The middle of the steel pipe is hollow, and the round steel is solid. When compared with the solid steel such as round steel, the steel tube has the same flexural strength and torsion strengthLight weight, is an economic section of steel, widely used in the manufacture of structural and mechanical parts, such as oil drilling pipe, automobile transmission shaft, bicycle frame and steel scaffolding used in construction.Making ring parts with steel tubes can improve data application rate, simplify manufacturing process, save data and work hours, such as rolling bearings, rings, Jack sleeves, etc., and have been widely used in steel pipe manufacture.

Q: What are the advantages of using chromium-vanadium alloy steel round bars?: Using chromium-vanadium alloy steel round bars has several advantages: 1. Exceptional Strength and Hardness: Chromium-vanadium alloy steel is renowned for its high strength and hardness. It possesses a strong tensile strength, making it ideal for heavy-duty applications and resistance against wear and tear. 2. Enhanced Durability: The incorporation of chromium and vanadium elements improves the durability of the alloy steel round bars. It offers excellent resistance to corrosion, oxidation, and high temperatures, making it perfect for harsh environments. 3. Versatility in Applications: Chromium-vanadium alloy steel round bars provide versatility in various applications. They are suitable for manufacturing tools, springs, gears, and other components requiring strength and durability. This alloy steel's versatility makes it highly favored in industries like automotive, aerospace, and construction. 4. Convenient Machinability: Chromium-vanadium alloy steel is relatively easy to machine and work with, offering convenience to manufacturers. It can be easily shaped, cut, and formed into desired sizes and shapes without compromising its mechanical properties. 5. Cost-Effective Option: Despite its exceptional properties, chromium-vanadium alloy steel round bars tend to be cost-effective when compared to other high-performance alloys. Hence, it is a popular choice for industries that require strong and durable materials within their budget. 6. Exceptional Fatigue Resistance: Chromium-vanadium alloy steel demonstrates exceptional fatigue resistance, making it suitable for applications involving repetitive stress or cyclic loading. It can withstand repeated use and maintain its structural integrity over an extended period. In conclusion, chromium-vanadium alloy steel round bars offer a combination of high strength, enhanced durability, versatility, and cost-effectiveness. These advantages make it the preferred material choice for various industrial applications where reliability and performance are of utmost importance.

Q: How do steel round bars compare to glass round bars?: Steel round bars and glass round bars are two different materials with distinct properties and applications. Here's how they compare: Strength and Durability: Steel round bars are known for their exceptional strength and durability. They have a high tensile strength and can withstand heavy loads and pressure without deformation. On the other hand, glass round bars are fragile and can break easily under stress or impact. They are not suitable for structural applications where strength is a crucial factor. Weight: Steel round bars are significantly heavier than glass round bars. While this can be an advantage in certain applications that require stability and support, it can also be a disadvantage in situations where lightweight materials are desired. Corrosion Resistance: Steel round bars are susceptible to corrosion, especially when exposed to moisture or harsh environments. However, they can be protected through coatings or alloys that enhance their corrosion resistance. Glass round bars, on the other hand, are not prone to corrosion and can be an ideal choice in corrosive environments. Transparency and Aesthetics: Glass round bars have the advantage of being transparent, allowing them to be used for decorative purposes or in applications where visibility is important. Steel round bars, being opaque, do not offer this characteristic. Thermal Conductivity: Steel round bars have a higher thermal conductivity compared to glass round bars. This property makes them more suitable for applications that require heat transfer or dissipation. Cost: Steel round bars are generally more affordable compared to glass round bars. Glass round bars, especially those made from specialized glass types, tend to be more expensive due to their production processes and limited availability. In conclusion, steel round bars are preferred for their strength, durability, and cost-effectiveness, making them suitable for structural applications. On the other hand, glass round bars offer transparency, aesthetic appeal, and corrosion resistance, making them suitable for decorative or specific applications where visibility is important. The choice between the two materials ultimately depends on the specific requirements and constraints of the project at hand.

Q: Can steel round bars be machined?: Yes, steel round bars can be machined. Machining is a process that involves the removal of material from a workpiece to create the desired shape, size, or finish. Steel round bars are commonly machined to create various components, such as shafts, bolts, and fasteners. Machining processes such as turning, milling, drilling, and grinding can be used to shape and cut the steel round bars. However, the machinability of steel can vary depending on factors such as the composition and hardness of the steel, cutting tools, and machining parameters. It is important to use appropriate machining techniques and tools to ensure accurate and efficient results while machining steel round bars.

Q: Can steel round bars be used in the manufacturing of tools?: Yes, steel round bars can be used in the manufacturing of tools. Steel is a strong and durable material that can be easily shaped and manipulated into various tool designs, making it a popular choice in tool manufacturing. Additionally, steel's high tensile strength and resistance to corrosion make it ideal for tools that require strength and longevity.

Q: The diameter of 20 solid round steel bend into a circle, what machine bending?: Hydraulic steel bar cutting and bending machineThe hydraulic steel bar cutting and bending machine is a dual-purpose machine which uses hydraulic technology to cut and bend steel bars. It has high automation and convenient operation.Structure: hydraulic type steel bar cutting and bending machine mainly consists of hydraulic transmission system, cutting mechanism, stubborn mechanism, engine, airframe and so on.Working principle: an electric motor drives two sets of plunger hydraulic pumps, one group pushes off the piston, and the other drives the rotary hydraulic cylinder to drive the rotary working disc to rotate.Cut off the working principle of mechanism in cutting piston is arranged in the middle column and the center of the valve spring, in turn, due to the action of the spring, the middle hole make the center column left valve hydraulic cylinder, high pressure oil is also from the eccentric shaft road to tank. In the cut, a human powered piston, the center hole center column valve blocked the hydraulic cylinder, the plunger pump to the hydraulic cylinder through high pressure oil into the oil valve, high pressure to push the piston movement, the piston drives the cutter to cut tendons. At this point, the thrust of the pressure spring is greater than the pressure in the hydraulic cylinder, the valve will return to its original position, and the hydraulic oil will flow along the oil channel of the central oil hole back into the tank. The return stroke of the piston is achieved by the rebound force of the plate spring.

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