Round Bar Chromed Steel Round Bar-Steel Round Bar Q235
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 20000 m.t./month
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Specification
Product Description:
OKorder is offering High quality Round Bar Chromed Steel Round Bar-Steel Round Bar Q235 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:
Round Bar Chromed Steel Round Bar-Steel Round Bar Q235 are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Round Bar Chromed Steel Round Bar-Steel Round Bar Q235 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
Product Description:
Specifications of High Quality Round Bar
1. Grade: GB, JIS, ASTM, EN
2. Grade: Q235, SS400, A36, S235JR
3. Diameter and mass: As below
Diameter | Mass | Diameter | Mass | Diameter | Mass |
(mm) | (kg/m) | (mm) | (kg/m) | (mm) | (kg/m) |
6 | 0.22 | 22 | 2.98 | 53 | 17.30 |
7 | 0.30 | 24 | 3.55 | 56 | 19.30 |
8 | 0.40 | 25 | 3.85 | 60 | 22.20 |
9 | 0.50 | 26 | 4.17 | 63 | 24.50 |
10 | 0.62 | 28 | 4.83 | 65 | 26.00 |
11 | 0.75 | 30 | 5.55 | 70 | 30.20 |
12 | 0.89 | 32 | 6.31 | 75 | 34.70 |
13 | 1.04 | 34 | 7.13 | 80 | 39.50 |
14 | 1.21 | 36 | 7.99 | 85 | 44.50 |
15 | 1.39 | 38 | 8.90 | 90 | 49.90 |
16 | 1.58 | 40 | 9.86 | 95 | 55.60 |
17 | 1.78 | 42 | 10.90 | 100 | 61.70 |
18 | 2.00 | 45 | 12.50 | 120 | 88.85 |
19 | 2.23 | 48 | 14.20 | 140 | 120.93 |
20 | 2.47 | 50 | 15.40 | 150 | 138.82 |
4. Material: Mild Steel
5. Heat treatment of high quality steel:
Fire: Isothermal annealing temperature is 800 ~ 880 °C, with 10 ~ 20 °C, the furnace cooling to about 600 °C, hardness above HB269.
Preheat temperature: 730-730 °C
Quenching temperature: 1190-1210 °C
Tempering temperature: 540-595 °C
Cold drawn, hardness 285 HBS
Cold drawn after annealing condition, hardness 277 HBS
Quenching methods: oil quenching, air cooling or salt bath quenching
Usage and Applications of High Quality Round Bar
1) Suitable for making various strong cutting tool abrasion resistance, impact resistance.
2) Used to produce all kinds of high hard and super hard saw blade, drill, tap, broach, gear hob and various kinds of milling cutter.
3) Used for advanced punching die, screw die, and the toughness and complicated shape of the punch, etc.
4) Is used for cold forging die and drawing mode, etc.
5) Recommended watchcase factory, screw factory and other cold stamping products industry use.
Packaging & Delivery of High Quality 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 High Quality Round Bar
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. The main measures process is high temperature solution and refinement cycle. High temperature solution can improve the carbide morphology and particle size. The aim is to make the loop refinement ultrafine austenite grains.
FAQ:
Q1: How soon can we receive the product after purchase?
A1: 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.
Q2: How do we guarantee the quality of our products?
A2: 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.
Q3: What is the normal tolerance of Hot Rolled Mild Steel Angle Beams for Structures and for Buildings?
A3: Normally 3%-5%, but we can also produce the goods according to the customers' requests.
Images:
- Q:What is the difference between a cold finished and a hot rolled steel round bar?
- A cold finished steel round bar and a hot rolled steel round bar differ in their manufacturing processes and resulting properties. Cold finished steel round bars are manufactured through a cold drawing process, where the steel is pulled through a die at room temperature. This process results in a smooth, polished surface with tight dimensional tolerances. The cold drawing process also enhances the strength, hardness, and overall mechanical properties of the steel. Cold finished steel round bars are often preferred for applications where precision and a smooth surface are crucial, such as in machinery, automotive parts, and tools. On the other hand, hot rolled steel round bars are manufactured by heating the steel to a high temperature and then rolling it through a series of rollers. This process allows for the shaping and forming of the steel while it is in a pliable state. Hot rolled steel round bars have a rough, scaled surface and looser dimensional tolerances compared to cold finished bars. They also tend to have a slightly lower strength and hardness than their cold finished counterparts. Due to their more affordable cost and ease of production, hot rolled steel round bars are commonly used in construction, structural components, and general fabrication. In summary, the main differences between cold finished and hot rolled steel round bars lie in their manufacturing processes and resulting properties. Cold finished bars offer enhanced strength, precision, and a smooth surface, making them suitable for applications requiring high precision and mechanical performance. Hot rolled bars, on the other hand, have a rougher surface and looser tolerances, but their affordability and ease of production make them a popular choice for general applications.
- Q:Can steel round bars be used in the hospitality industry?
- Yes, steel round bars can be used in the hospitality industry. Steel round bars are versatile and durable, making them suitable for various applications within the industry. They can be used for constructing furniture, such as chairs, tables, and bar stools, as well as for creating decorative elements like railings, light fixtures, and signage. Steel round bars also provide excellent strength and stability, ensuring the safety of guests and staff. Moreover, they can be easily customized to match the desired aesthetic and design preferences of different hospitality establishments. Overall, steel round bars are a reliable and practical choice for the hospitality industry due to their durability, versatility, and aesthetic appeal.
- Q:Can steel round bars be used in the manufacturing of hydraulic components?
- Indeed, the utilization of steel round bars is feasible for the production of hydraulic components. Owing to its robustness, endurance, and corrosion resistance, steel is widely employed in the fabrication of hydraulic components. By molding and machining steel round bars, an assortment of hydraulic components, including pistons, cylinders, valves, and fittings, can be manufactured. The adoption of steel round bars guarantees the capability of withstanding elevated pressures and maintaining optimal performance across diverse hydraulic systems.
- Q:Are steel round bars resistant to chemicals?
- Steel round bars can exhibit varying degrees of resistance to chemicals, depending on the specific type of steel and the type of chemical involved. Stainless steel round bars, for example, are known for their excellent resistance to a wide range of chemicals, including acids, alkalis, and various organic compounds. This is due to the high levels of chromium present in stainless steel, which forms a protective oxide layer on the surface, preventing corrosion and chemical attack. However, not all steel round bars possess the same level of chemical resistance. Carbon steel round bars, for instance, are more susceptible to corrosion and chemical attack compared to stainless steel. Carbon steel can be affected by acids, alkalis, and other corrosive chemicals, especially in highly corrosive environments. In such cases, additional protective measures such as coatings or treatments may be necessary to enhance chemical resistance. In summary, while stainless steel round bars offer excellent resistance to chemicals, carbon steel round bars may require additional precautions to protect against chemical corrosion. It is important to consider the specific type of steel, the type of chemical, and the environmental conditions when assessing the chemical resistance of steel round bars.
- Q:What are the different types of corrosion-resistant steel round bars?
- In the market, one can find a variety of corrosion-resistant steel round bars. The most commonly used types are as follows: 1. Stainless Steel Round Bars: Stainless steel is a popular choice when it comes to applications that require resistance to rust and corrosion. Its high resistance stems from the presence of chromium, which creates a protective oxide layer on the steel's surface, effectively preventing further corrosion. 2. Duplex Stainless Steel Round Bars: Duplex stainless steel is a unique type of stainless steel that combines austenite and ferrite microstructures in a balanced manner. This combination grants it exceptional corrosion resistance, high strength, and excellent weldability. 3. Nitronic Stainless Steel Round Bars: Nitronic stainless steel is an alloy known for its exceptional performance. It offers superior corrosion resistance, high strength, and good ductility. The presence of nitrogen further enhances its ability to resist pitting and crevice corrosion. 4. Alloy Steel Round Bars: Alloy steel refers to steel that has been alloyed with various elements in order to enhance its properties. Some alloy steels, including corrosion-resistant alloys (CRA), are specifically designed to withstand corrosion in harsh environments. These alloys typically contain elements such as chromium, nickel, and molybdenum. 5. Aluminum Round Bars: Although not technically steel, aluminum round bars are commonly used in applications where corrosion resistance is crucial. Aluminum forms a protective oxide layer on its surface, effectively preventing corrosion. It is particularly suitable for applications where weight is a concern. 6. Copper-Nickel Round Bars: Copper-nickel alloys, such as Cu-Ni 90/10 and Cu-Ni 70/30, are extensively utilized in marine and offshore applications due to their excellent resistance to seawater corrosion. These alloys possess high strength, good ductility, and exceptional resistance to biofouling. These examples represent only a fraction of the corrosion-resistant steel round bars available in the market. The choice of material depends on specific application requirements, environmental conditions, and budget considerations. Consulting a materials engineer or specialist is crucial in selecting the most suitable corrosion-resistant steel round bar for a particular application.
- Q:What is the difference between a forged and a peeled steel round bar?
- Both forged steel round bars and peeled steel round bars are utilized in various industries for different purposes. However, there exist notable distinctions between the two concerning their manufacturing procedures and physical attributes. To produce a forged steel round bar, a solid steel billet is heated to a high temperature and then shaped into the desired form by applying pressure. This process involves the use of machinery, such as hammers or presses, to shape the steel and create the round bar. The forging process enhances the strength and durability of the steel, making it suitable for applications that demand high strength and resistance to wear and tear. In contrast, a peeled steel round bar is manufactured using a different process called peeling or turning. During this procedure, a solid steel bar is rotated against a cutting tool, which eliminates the outer layer of the bar, resulting in a smooth and precise surface finish. Peeling eliminates any surface defects or imperfections present in the original bar, thereby enhancing its dimensional accuracy and surface quality. Regarding physical characteristics, forged steel round bars typically possess a rougher surface texture due to the nature of the forging process. This rough texture can provide improved grip or adhesion in certain applications. Additionally, forged bars often exhibit a denser and more uniform internal grain structure, contributing to their superior mechanical properties. On the other hand, peeled steel round bars exhibit a smooth and shiny surface finish as a consequence of the peeling process. This smooth surface makes peeled bars suitable for applications that prioritize aesthetic appeal or require a low coefficient of friction. However, the peeling process may result in a minor reduction in the overall diameter of the bar. In conclusion, the primary distinction between a forged and a peeled steel round bar lies in their manufacturing processes and resulting physical attributes. Forged bars are created through the application of pressure, resulting in a rougher surface texture and superior mechanical properties. Peeled bars, on the other hand, are produced by removing the outer layer of a steel bar, resulting in a smooth surface finish and improved dimensional accuracy. Ultimately, the choice between these two types of bars depends on the specific requirements of the application at hand.
- Q:What is the maximum copper content allowed for steel round bars?
- The maximum copper content allowed for steel round bars varies depending on the specific grade and industry standards. In general, copper is considered an alloying element in steel and is typically added in small amounts to enhance certain properties. The maximum allowable copper content for most steel round bars is typically around 0.50% to 1.00%. However, it is important to note that this can vary depending on the specific application and grade of steel being used. It is recommended to consult the relevant industry standards or specifications for the specific steel grade and application to determine the maximum copper content allowed.
- Q:Are steel round bars available in different surface finishes?
- Yes, steel round bars are available in different surface finishes. The surface finish of a steel round bar refers to the treatment or coating applied to the surface to enhance its appearance, protect it from corrosion, or improve its performance in specific applications. Common surface finishes for steel round bars include polished, brushed, mill finish, galvanized, and coated with materials like chrome, nickel, or zinc. These different surface finishes cater to various requirements and preferences in terms of aesthetics, protection against corrosion, and functionality in different industries and applications.
- Q:What are the different types of steel round bar alloys for improved toughness?
- Improved toughness is a characteristic associated with various steel round bar alloys. These alloys are specifically formulated to enhance the steel's capacity to withstand impact and resist deformation. Some commonly utilized steel round bar alloys for improved toughness comprise: 1. 4140 Alloy Steel: Renowned for its exceptional toughness and high tensile strength, this alloy finds application in areas that necessitate high impact resistance, such as automotive parts, gears, and shafts. 2. 4340 Alloy Steel: Similar to 4140, 4340 alloy steel offers remarkable toughness and strength. It is frequently employed in applications requiring high fatigue resistance, such as aircraft landing gear components and crankshafts. 3. 8620 Alloy Steel: This alloy is ideal for situations that demand both toughness and good wear resistance. It is commonly employed in gears, pinions, and other high-stress components. 4. 52100 Alloy Steel: Recognized for its high toughness and excellent wear resistance, 52100 alloy steel is frequently used in bearings, valve parts, and other heavy-duty applications. 5. H13 Tool Steel: While predominantly used in hot work applications, H13 tool steel is also acknowledged for its toughness and ability to withstand high impact loads. It is often employed in die casting dies, extrusion dies, and forging dies. 6. A2 Tool Steel: A2 tool steel is another alloy celebrated for its toughness and good wear resistance. It is commonly utilized in cutting tools, punches, and dies. These examples represent merely a fraction of the numerous steel round bar alloys meticulously engineered to deliver enhanced toughness. The selection of the appropriate alloy is contingent upon the specific requirements of the application and the desired level of toughness.
- Q:Can steel round bars be used for making kitchen utensils?
- Kitchen utensils can indeed be made using steel round bars. Steel, being a robust and long-lasting material, is frequently employed in the manufacturing of kitchen utensils because of its ability to withstand corrosion, heat, and chemical harm. By effortlessly shaping and molding steel round bars, they can be transformed into a variety of utensils like spoons, forks, knives, and ladles. Moreover, steel utensils are non-reactive, ensuring that they do not release any harmful substances into food, thereby offering a safe option for cooking and food preparation.
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Round Bar Chromed Steel Round Bar-Steel Round Bar Q235
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 20000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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