Hot Rolled Steel Round Bar 6mm-150mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 100000 m.t./month
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Specifications of Chinese Standard Round Bar
1. Grade: Q195, Q235, Q345
2. Diameter: 6mm-150mm
3. Length: 6m, 9m, 12m or as customer’s request
4. Tolerance: Within ±5% for weight; ±2mm for diameter
5. Note: The price can be better is the quantity is good
6. Chemical composition
Alloy No | Element (%) | ||||
C | Mn | S | P | Si | |
Q195 | 0.06-0.12 | 0.25 | ≤0.05 | ≤0.045 | ≤0.3 |
Q235 | 0.12—0.20 | 0.3—0.7 | ≤0.045 | ≤0.045 | ≤0.3 |
Q345 | ≤0.2 | 1.00-1.60 | ≤0.045 | ≤0.045 | ≤0.55 |
Usage and Applications of Chinese Standard Round Bar
1. Chinese standard steel bar is often used where large amounts of steel need to be formed, for example as structural steel.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Steel round bar is used in construction and a large number of architectural and engineering structures.
Packaging & Delivery of Chinese Standard Round Bar
Packaging Detail: All goods are packed in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)
Delivery Detail: 45 days
Trade terms: FOB, CFR, CIF
MOQ: 25 tons per specification; we can negotiate the quantity if the specification is normal or we have stock of one specification.
Weight: The price invoicing on theoretical weight basis or actual weight basis depends on customer’s request.
Shipment: The shipment of bulk break or container is depends on customer’s request and the situation of the port of destination.
Documents given: Full set of original clean on board bill of lading; Original signed commercial invoice; Original packing list; Policy of insurance; Certificate of origin and what the target market needs.
Production Flow of Chinese Standard Round Bar
1. The common processes are preheated forging quenching, dual refinement solution process, cooling quenching and isothermal quenching. We use heat treatment for dual refinement solution process.
2. Material prepare (billet) — heat up — rough rolling — precision rolling — cooling — packing — storage and transportation
Characteristics of Chinese Standard Round Bar
1. The steel in which the main interstitial alloying constituent is carbon in the range of 0.12–2.0%.
2. As the carbon percentage content rises, steel has the ability to become harder and stronger through heat treating; however it becomes less ductile.
3. Quality should be in conformity with the specification of the manufacturer. Quantity and packing conditions should be in conformity with the term in the contract.
4. Regardless of the heat treatment, higher carbon content reduces weld ability. In carbon steels, the higher carbon content lowers the melting point.
- Q:Can steel round bars be used for making storage tanks?
- Yes, steel round bars can be used for making storage tanks. Steel is a strong and durable material that is commonly used in the construction of storage tanks due to its high tensile strength and resistance to corrosion. Steel round bars can be shaped and welded together to form the structure of the tank, providing stability and support. Additionally, steel tanks can be customized to meet specific storage requirements, making them a versatile choice for various industries.
- Q:Can steel round bars be used in automotive applications?
- Yes, steel round bars can be commonly used in automotive applications due to their strength, durability, and versatility. They are often used in various components such as axles, crankshafts, suspension parts, and steering columns, among others, to provide structural support and ensure the safe and efficient functioning of vehicles.
- Q:Can steel round bars be used in the manufacturing of household appliances?
- Household appliances can indeed make use of steel round bars. Steel, being a versatile and durable material, is widely employed in a variety of industries, including the manufacturing of appliances for homes. The construction of appliance frames, support structures, and even internal components can all benefit from the utilization of steel round bars. Its high strength and resistance to corrosion make steel an excellent choice for ensuring the longevity and durability of household appliances. Moreover, steel can be easily molded and shaped to precise dimensions, allowing for the creation of appliances with intricate designs. In summary, incorporating steel round bars into the manufacturing process of household appliances helps to produce products that are of superior quality, reliability, and longevity.
- Q:Can steel round bars be used in the manufacturing industry?
- Yes, steel round bars are commonly used in the manufacturing industry for various applications such as machinery, construction, automotive, and aerospace. They are known for their strength, durability, and versatility, making them an ideal material for manufacturing components, tools, and structures.
- Q:Can steel round bars be galvanized?
- Yes, steel round bars can be galvanized. Galvanizing is a process in which a protective zinc coating is applied to the surface of steel to prevent corrosion. This process can be applied to various steel products, including round bars. Galvanizing steel round bars not only enhances their resistance to corrosion but also improves their durability and longevity. The galvanizing process involves immersing the round bars in a bath of molten zinc, which adheres to the steel and forms a protective layer. This layer acts as a barrier, shielding the steel from moisture, chemicals, and other corrosive elements. As a result, galvanized steel round bars are commonly used in outdoor applications, such as construction, fencing, and marine environments, where they are exposed to harsh conditions.
- Q:What are the advantages of using niobium-alloy steel round bars?
- There are several advantages of using niobium-alloy steel round bars. Firstly, niobium improves the strength and toughness of the steel, making it highly durable and resistant to fatigue and wear. Secondly, the alloy's high temperature stability allows for its use in extreme conditions without compromising its structural integrity. Additionally, niobium-alloy steel round bars offer excellent corrosion resistance, making them suitable for applications in harsh environments. Lastly, the alloy's lightweight nature makes it ideal for industries that require strong yet lightweight materials, such as aerospace and automotive sectors.
- Q:Can steel round bars be used in the oil and gas industry?
- Yes, steel round bars can be used in the oil and gas industry. They are commonly used in various applications such as drilling, production, and transportation of oil and gas. The high strength and durability of steel make it suitable for withstanding the harsh conditions and pressures encountered in this industry. Additionally, steel round bars can be easily machined and welded, making them a versatile choice for various oil and gas equipment and infrastructure.
- Q:Can steel round bars be used in the production of bearings?
- No, steel round bars cannot be used in the production of bearings. Bearings require specific materials that can withstand high loads and offer low friction. Steel round bars are not designed with the necessary characteristics to fulfill these requirements. Instead, bearings are typically made from specialized materials such as chrome steel, stainless steel, or ceramic materials, which offer excellent durability and performance under the demanding conditions in which bearings operate.
- Q:What are the typical yield strengths of different grades of steel round bars?
- The specific grade of steel can cause the yield strength of steel round bars to vary. Here are some common yield strengths for different grades of steel round bars: - Mild steel round bars usually have a yield strength of approximately 250 MPa (megapascals) or 36,000 psi (pounds per square inch). - The yield strength of carbon steel round bars can range from 350 to 550 MPa or 50,000 to 80,000 psi. - Compared to mild or carbon steel, alloy steel round bars such as 4140 or 4340 generally have higher yield strengths. The yield strength of these alloys can vary from 550 to 850 MPa or 80,000 to 120,000 psi. - Stainless steel round bars are available in different grades, and their yield strengths can vary accordingly. For instance, austenitic stainless steels like 304 or 316 usually have yield strengths ranging from 200 to 300 MPa or 29,000 to 43,000 psi. Conversely, duplex stainless steels like 2205 or 2507 can have higher yield strengths of 450 to 650 MPa or 65,000 to 95,000 psi. It is important to keep in mind that these values are typical ranges, and the actual yield strength of a specific grade of steel round bar may differ due to factors such as heat treatment, manufacturing process, and other variables. Therefore, it is always advisable to consult the manufacturer's specifications or industry standards for accurate and precise yield strength values of steel round bars.
- Q:Difference between cold drawn round steel and round steel
- There are different reasons for the residual stress in hot rolled and cold-rolled steel sections, so the distribution of the residual stresses is also quite different. The residual cold-formed steel section stress distribution is curved, and hot rolled steel or steel welding section on the residual stress distribution is thin.
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Hot Rolled Steel Round Bar 6mm-150mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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