42CrMO Forged or Hot Rolled Sae 4140 Steel Round Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 332 m.t.
- Supply Capability:
- 2000000 m.t./month
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Description of steel round bar:
Mild Steel Round Bar is used for making security grills, screens, Construction and Machine Manufacture.Stainless steel bar is widely used in Architecture,Machine Manufacture,Power Station,Electric Equipment and Factory,Oil and Chemical Industry,Food and Medical Industry,City Decoration Industry
Festures of steel round bar:
Length: standard 6m,9m,12m, or as customers' requirement
Surface: Black, polished, grinded, ,Bright, Turn smooth(Peeled),Brush,Mill,Pickled
Process:Hot rolled,cold drawn,forged
Packing: In bundle, tied by steel straps, covered with protecting film
Use wooden box, fill with foam to keep the surface from damaging
Specifications of steel round bar:
Description : Steel Bar/Stainless Steel Round Bar/Alloy Steel Round Bar/Carbon Steel Bar
Stainless Steel Bright Bar/Stainless Steel Peeled Bar/Stainless Steel Polishing Bar
Diamater:
1 Hot rolled round bar diameter from 5.5mm to 110mm
2.Hot forged round bar diameter from 110mm to 400mm
3.Cold drawn round bar diameter from 2.0mm to 60mm
4.Grinding bar diameter from 4.0mm to 40mm
5.Turn smooth diameter from 40mm to 250mm
Images of steel round bar:
FAQ:
1. What is your main market?
We mainly export to Asia such as Japan,Korea,Thailand and North America and Middle East.
2. How long is the lead time?
Delivery time: 45 days after order confirmed.
3. What payment term do you accept?
Payment: T/T or L/C at sight.
4.Why do you choose to cooperate with us?
We have over10 years experience in this business so we are able to provide you the high quality products with the best price.
- Q: Are square steel, rectangular tube and angle steel shaped or light steel?
- Large steel: large steel, I-beam, channel steel, angle steel and flat steel are hot rolled, round bar, Fang Gang, six angle iron in addition to hot rolling, there are forging, cold drawn and so on.I-beam, channel and angle steel are widely used in industrial buildings and metal structures, such as factories, bridges, ships, agricultural machinery, vehicle manufacturing, transmission towers, transport machinery, often in conjunction with the use of. Flat steel is used as a bridge, a housing, a fence, a transmission ship, a vehicle, etc. on a construction site. Round steel and square steel are used for all kinds of machine parts, agricultural machinery parts, tools and so on.Medium type steel: medium type steel, medium, groove, corner, round, flat steel use, similar to large steel.Small steel: small steel, middle, round, square, flat steel processing and use similar to large steel, small diameter round steel is often used for building steel
- Q: Can steel round bars be used in the manufacturing of flanges?
- Certainly, the utilization of steel round bars is feasible for the production of flanges. Flanges are typically employed for the interconnection of pipes, valves, and other equipment in diverse industrial applications. Although flanges can be constructed from various materials like carbon steel, stainless steel, or alloy steel, steel round bars are commonly preferred due to their robustness and longevity. The round bars can be machined or forged into the desired flange configuration and subsequently subjected to further processing to fulfill specific requirements, such as size, thickness, and flange face type. Steel round bars possess exceptional mechanical properties and can withstand substantial pressures, rendering them suitable for application in flange manufacturing.
- Q: What are the different mechanical properties of steel round bars?
- The different mechanical properties of steel round bars include tensile strength, yield strength, elongation, hardness, and impact resistance. Tensile strength refers to the maximum amount of stress a material can withstand before breaking. Yield strength is the stress at which a material begins to deform permanently. Elongation measures the amount of deformation a material can undergo before breaking. Hardness determines the material's resistance to indentation or scratching. Impact resistance is the ability of a material to absorb energy during sudden impacts without breaking.
- Q: What are the advantages of using steel round bars compared to other materials?
- There are several advantages of using steel round bars compared to other materials. Firstly, steel is an extremely strong and durable material. It has a high tensile strength, which means it can withstand heavy loads and pressure without deforming or breaking. This makes steel round bars ideal for applications that require structural support or load-bearing capabilities. Additionally, steel is a highly versatile material that can be easily shaped and molded into various forms, including round bars. This allows for flexibility in design and makes it suitable for a wide range of applications. Whether it is used in construction, manufacturing, or even in the automotive industry, steel round bars can be customized to fit specific requirements. Moreover, steel is corrosion-resistant. It possesses a natural resistance to rust and other forms of corrosion, which significantly extends its lifespan. This makes steel round bars suitable for both indoor and outdoor use, as they can withstand exposure to moisture, chemicals, and other harsh environmental conditions. Another advantage of steel round bars is their cost-effectiveness. While the initial cost of steel may be higher than some other materials, its long-term benefits and durability make it a cost-effective choice. Steel round bars require minimal maintenance and can last for decades without the need for replacement or repair, resulting in significant cost savings over time. Furthermore, steel is a sustainable material. It is 100% recyclable and can be reused multiple times without losing its properties or quality. This makes steel round bars an environmentally friendly choice, as they contribute to reducing waste and conserving resources. In conclusion, the advantages of using steel round bars compared to other materials include their strength, versatility, corrosion resistance, cost-effectiveness, and sustainability. These qualities make steel round bars a preferred choice for a wide range of applications, providing long-lasting and reliable performance.
- Q: Can steel round bars be painted?
- Yes, steel round bars can be painted. Painting steel round bars can help protect them from corrosion and enhance their appearance. However, before painting, the surface of the steel round bars should be properly prepared by cleaning, degreasing, and removing any rust or mill scale. This can be done using methods such as sandblasting, wire brushing, or chemical cleaning. Once the surface is adequately prepared, a primer specifically designed for steel should be applied to promote better adhesion of the paint. Finally, the desired paint can be applied to the steel round bars using brushes, rollers, or spray equipment. It is important to choose a paint that is suitable for outdoor use and provides sufficient protection against harsh weather conditions. Regular maintenance and periodic repainting may be required to ensure the longevity and durability of the painted steel round bars.
- Q: Can steel round bars be extruded?
- No, steel round bars cannot be extruded. Extrusion is a manufacturing process that involves forcing material through a die to create a specific shape or profile. While steel can be extruded into various shapes, such as tubes, channels, or angles, round bars are typically not produced by extrusion. Instead, steel round bars are usually made through a different process called hot rolling, where a cylindrical billet is heated and passed through a series of rollers to achieve the desired diameter and length.
- Q: What are the applications of steel round bars?
- Steel round bars have a wide range of applications across various industries. They are commonly used in construction for structural support, such as in the fabrication of beams, columns, and trusses. Steel round bars are also used in the manufacturing of machinery and equipment, including shafts, axles, gears, and bolts. Moreover, they find utility in the automotive industry for the production of components like suspension systems, chassis, and engine parts. Additionally, steel round bars are employed in the production of tools, such as drill bits, punches, and hammers. Overall, their strength, durability, and versatility make steel round bars an essential material in numerous applications.
- Q: Can steel round bars be used for making medical equipment?
- Yes, steel round bars can be used for making medical equipment. Steel is a versatile and durable material that is commonly used in the manufacturing of medical instruments and equipment. It possesses excellent strength and can withstand high levels of stress and pressure, making it suitable for a wide range of medical applications. Additionally, steel is resistant to corrosion and can be easily sterilized, ensuring that the medical equipment remains hygienic and safe for use. Steel round bars can be machined, shaped, and formed into various medical instruments such as surgical tools, implants, braces, and prosthetics. Therefore, steel round bars are a viable option for producing medical equipment due to their strength, durability, and compatibility with sterilization processes.
- Q: What are the different alloying elements used in steel round bars?
- The different alloying elements commonly used in steel round bars include carbon, manganese, silicon, sulfur, phosphorus, chromium, nickel, molybdenum, vanadium, and sometimes tungsten. These elements are added in varying quantities to enhance specific properties of the steel, such as strength, corrosion resistance, and heat resistance.
- Q: What is the difference between a polished and a hot rolled steel round bar?
- The manufacturing processes and resulting surface finishes distinguish polished steel round bars from hot rolled ones. To produce hot rolled steel round bars, a steel billet or ingot is heated to high temperatures and then shaped into a round bar through rolling. This method yields a surface finish that is rough and uneven, with mill scale and imperfections. Hot rolled bars are typically utilized in applications where surface finish is not crucial, such as structural components, machinery parts, and construction materials. In contrast, polished steel round bars undergo additional steps to achieve a smooth and glossy surface finish. Following the hot rolling process, these bars undergo various grinding and polishing techniques to eliminate mill scale, surface imperfections, and achieve a consistent finish. The result is a refined and visually appealing surface, suitable for applications where appearance matters, such as decorative items, furniture, and architectural components. Aside from surface finish, the mechanical properties of the two types of steel round bars can also differ. Hot rolled bars tend to possess a rougher surface and may exhibit residual stresses, while polished bars feature a smoother surface and reduced internal stresses. However, the overall mechanical properties, including strength and hardness, are predominantly determined by the grade and composition of the steel used, rather than the manufacturing process or surface finish. In conclusion, the discrepancy between polished and hot rolled steel round bars lies in their surface finish. Hot rolled bars have a rough and uneven surface with mill scale and imperfections, while polished bars undergo further processing for a smooth and glossy finish. The choice between the two depends on the specific application and desired appearance of the final product.
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42CrMO Forged or Hot Rolled Sae 4140 Steel Round Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 332 m.t.
- Supply Capability:
- 2000000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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