Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
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.
Product Advantages:
OKorder's Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Specifications of Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045
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 |
Packaging & Delivery of Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045
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: Theprice 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 Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045
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
FAQ:
Q1: Can fit in the containers of 20fts Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045 of 6M?
A1: No proble, we can put them into the containers in the form sideling.
Q2: How soon can we receive the product after purchase?
A2: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
Q3: How do we guarantee the quality of our products?
A3: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
- Q: How many roots are there in a standard ton of steel and how many meters are there in a steel bar?
- See more big steel bar, there is theoretical weight. After all, rebar is threaded, and round steel is also used.
- Q: What are the different grades of heat-treated steel round bars?
- There are several different grades of heat-treated steel round bars, each offering specific properties and characteristics. Some of the common grades include: 1. 4140: This grade of heat-treated steel round bar is known for its high strength and toughness. It has excellent wear resistance, good machinability, and can be easily heat treated to enhance its hardness and strength. 2. 4340: Heat-treated steel round bars of this grade are known for their high tensile strength, toughness, and fatigue resistance. They are commonly used in applications that require high strength and durability, such as aerospace and automotive industries. 3. 8620: This grade of heat-treated steel round bar is characterized by its case hardening properties. It has good core strength, excellent toughness, and is often used in applications that require high wear resistance, such as gears, shafts, and pins. 4. 52100: Heat-treated steel round bars of this grade are widely used in bearing applications due to their excellent hardness, wear resistance, and high fatigue strength. They are specially designed to withstand heavy loads and provide long-lasting performance. 5. 1045: This grade of heat-treated steel round bar is known for its medium carbon content, providing good strength and impact resistance. It is commonly used in applications that require moderate strength and toughness, such as shafts, axles, and machinery parts. These are just a few examples of the different grades of heat-treated steel round bars available in the market. The choice of grade depends on the specific requirements of the application, such as strength, hardness, toughness, and wear resistance. It is important to consult with a knowledgeable professional to determine the most suitable grade for your particular needs.
- Q: What are the different methods used for machining steel round bars?
- There are several methods used for machining steel round bars, each with its own advantages and applications. Some of the commonly used methods include: 1. Turning: This is a widely used method that involves rotating the steel round bar against a cutting tool, which removes material and creates the desired shape. Turning is suitable for both external and internal operations and can achieve high precision and surface finish. 2. Milling: In milling, a rotating multi-tooth cutter removes material from the steel round bar to create flat or contoured surfaces. This method is versatile and can be used for various operations, including face milling, slotting, and profiling. 3. Drilling: Drilling involves creating holes in the steel round bar using a rotating drill bit. This method is commonly used for creating holes of different sizes and depths, and can be done manually or through automated processes. 4. Grinding: Grinding is a precision machining method that uses abrasives to remove material from the steel round bar. It is commonly used to achieve a smooth surface finish, tight tolerances, and precise dimensions. Grinding can be performed using various types of grinding machines, such as cylindrical grinders or surface grinders. 5. Boring: Boring is used to enlarge existing holes or create internal cylindrical shapes in the steel round bar. It involves rotating a cutting tool inside the bar to remove material and achieve the desired dimensions and surface finish. 6. Broaching: Broaching is a specialized machining method used to create complex internal or external shapes in the steel round bar. It involves using a broach, a multi-toothed cutting tool, that is pushed or pulled through the bar to remove material and create the desired shape. 7. Sawing: Sawing is a method used to cut the steel round bar into desired lengths or shapes using a rotating blade with teeth. This method is efficient for mass production and can be performed using manual or automated sawing machines. These are just a few of the methods used for machining steel round bars. The choice of method depends on factors such as the desired shape, dimensions, tolerances, and surface finish, as well as the production volume and available equipment.
- Q: Are steel round bars suitable for decorative purposes?
- Indeed, decorative purposes can be served by steel round bars. Steel, being a versatile and durable material, can be molded and crafted into numerous designs and patterns. The application of steel round bars extends to the creation of decorative elements like railings, furniture, sculptures, and architectural details. The polished and lustrous surface of steel contributes a contemporary and elegant touch to any area. Moreover, the strength and longevity associated with steel make it a pragmatic option for decorative endeavors, as it can endure environmental conditions and preserve its visual appeal throughout time.
- Q: What is the difference between a bright and a hot rolled steel round bar?
- The difference between a bright and a hot rolled steel round bar lies in their manufacturing processes and resulting characteristics. A hot rolled steel round bar is produced by heating the steel billet or ingot to a high temperature and then rolling it through a series of rolling mills to achieve the desired shape. This process results in a rough surface texture with a scale layer on the outside. Hot rolled steel bars are typically used for structural applications where strength and durability are important. They are known for their rough appearance and may require further processing, such as grinding or machining, to achieve a smooth surface finish. On the other hand, a bright steel round bar, also known as a cold drawn or cold finished bar, is produced by drawing the hot rolled steel bar through a series of dies at room temperature. This process helps to improve the dimensional accuracy, surface finish, and mechanical properties of the steel. The resulting bright steel bar has a smooth and shiny surface, free from scale or rough texture. Bright steel bars are commonly used in applications where a superior surface finish and tight dimensional tolerances are required, such as in the manufacturing of precision components or for decorative purposes. In summary, the main difference between a bright and a hot rolled steel round bar lies in their surface finish, dimensional accuracy, and applications. Hot rolled steel bars have a rough surface texture and are suitable for structural applications, while bright steel bars have a smooth and shiny surface finish, making them ideal for precision or decorative applications.
- Q: How are steel round bars used in the construction of bridges and buildings?
- Steel round bars are commonly used in the construction of bridges and buildings as they provide structural support and help distribute the load evenly. These bars are used to reinforce concrete structures, such as columns and beams, ensuring increased strength and stability. Additionally, steel round bars can be utilized as tension members in bridge construction, helping to withstand heavy loads and maintain structural integrity.
- Q: 20# difference between round bar and A3 round bar, can they be used separately?
- The former belongs to low carbon steel, and the latter belongs to iron.The mechanical properties of the two are completely different, and they can not be interchanged if they are technically required
- Q: Can steel round bars be used for making tie rods?
- Yes, steel round bars can be used for making tie rods.
- Q: Can steel round bars be used in the production of electrical equipment?
- Steel round bars are capable of being utilized in the production of electrical equipment. Steel possesses a multitude of properties that render it suitable for various applications, including electrical equipment. Components such as shafts, connectors, and structural supports within electrical equipment can be manufactured using steel round bars. The reliability of steel is derived from its strength and durability, enabling it to withstand the mechanical stresses and environmental conditions that electrical equipment may encounter. Moreover, steel offers favorable electrical conductivity and magnetic properties, crucial characteristics for specific electrical components. Nevertheless, it is important to acknowledge that steel round bars may necessitate additional processes like machining, heat treatment, or surface finishing in order to meet specific requirements for the production of electrical equipment.
- Q: What is the diameter deviation of 12 mm galvanized round bar?
- The allowable deviation of dia 12 is + 0.3mm. The name of this specification is: GB1499.1-2008, reinforced concrete, steel, first parts: hot rolled round steel bar, on the third page of the book.
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Hot Rolled Mild Round Steel Bar Q235, SAE1020,SAE1045
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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