42CrMO SCM440 Forged or Hot Rolled Sae 4140 Steel Round Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 70 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
You Might Also Like
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:What is the machinability of a steel round bar?
- The machinability of a steel round bar refers to its ability to be easily shaped, cut, and modified using various machining processes. It is a measure of how easily the steel material can be worked on with tools such as lathes, mills, drills, and other cutting or shaping tools. The machinability of a steel round bar is influenced by several factors, including the chemical composition of the steel, its microstructure, and any heat treatment processes it has undergone. Certain elements in the steel, such as sulfur, phosphorus, and lead, can improve or hinder machinability. Additionally, the presence of alloying elements, such as chromium, molybdenum, and nickel, can also impact the machinability of the steel. High machinability steel round bars are typically characterized by their ability to be easily cut, drilled, and shaped with minimal tool wear and power consumption. They also produce smooth, precise finishes with minimal surface defects. On the other hand, low machinability steel round bars are more difficult to work with, often requiring more power, specialized tools, and slower cutting speeds. It is important to consider the machinability of a steel round bar when selecting materials for machining applications. Factors such as the desired cutting speed, tool life, surface finish, and overall efficiency of the machining process should be taken into account. Additionally, the specific machining operations, such as turning, milling, or drilling, will also influence the choice of steel round bar with suitable machinability. Overall, the machinability of a steel round bar plays a crucial role in determining its suitability for various machining processes. Understanding the machinability characteristics of different steel grades can help in selecting the most appropriate material for specific machining applications, ensuring efficient and effective machining operations.
- Q:Can steel round bars be coated or plated?
- Yes, steel round bars can be coated or plated using a variety of methods such as electroplating, hot-dip galvanizing, or powder coating. Coating or plating steel round bars helps to enhance their corrosion resistance, improve their appearance, and provide additional durability and protection.
- 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:How are steel round bars used in the automotive industry?
- Due to their strength, durability, and versatility, steel round bars are commonly employed in the automotive industry for a range of purposes. The production of crankshafts is one of the primary uses of steel round bars in this industry. Crankshafts are essential in converting the reciprocating motion of pistons into rotational motion, which powers the vehicle. Steel round bars are highly suitable for this function due to their high tensile strength, exceptional fatigue resistance, and ability to endure high torque loads. Steel round bars are also utilized in the manufacture of axles. Axles play a critical role in transferring power from the engine to the wheels while supporting the vehicle's weight and ensuring stability. Steel round bars provide the necessary strength and rigidity to handle the substantial loads and forces experienced by axles. Furthermore, steel round bars are employed in the production of suspension components like tie rods and sway bars. Tie rods are crucial for steering and maintaining proper alignment, while sway bars help control body roll and enhance handling. Steel round bars are preferred for these applications due to their exceptional torsional strength, enabling them to withstand the forces and stresses encountered during steering and suspension movements. Moreover, steel round bars are used in the creation of transmission shafts. Transmission shafts are responsible for transmitting power from the engine to the wheels through the gearbox. Steel round bars are well-suited for this task due to their high strength, resistance to bending, and ability to handle the rotational forces and torque generated by the engine. In conclusion, steel round bars are extensively employed in the automotive industry for various applications including crankshafts, axles, suspension components, and transmission shafts. Their superior strength, durability, and versatility make them an ideal choice for these critical components, ensuring the safety, performance, and reliability of vehicles.
- Q:Can steel round bars be used for making steering components?
- Yes, steel round bars can be used for making steering components. Steel round bars are known for their high strength and durability, making them suitable for applications that require a strong and reliable material. Steering components, such as tie rods or steering shafts, often require a sturdy material to withstand the forces and stresses associated with steering mechanisms. Steel round bars can provide the necessary strength and stability needed for these components, making them a suitable choice for steering system applications.
- Q:What are the advantages of using nickel-chromium-aluminum alloy steel round bars?
- Nickel-chromium-aluminum alloy steel round bars offer numerous benefits. Firstly, they possess exceptional corrosion resistance, making them ideal for use in harsh environments or industries where corrosion is a concern. This resistance to corrosion prolongs the lifespan of the round bars, reducing maintenance and replacement expenses. Secondly, these round bars are known for their high strength and durability, making them suitable for applications that involve heavy loads or high temperatures. Their strength also enhances structural stability, making them a dependable option for construction projects and industrial applications. Additionally, this alloy steel demonstrates excellent thermal stability, allowing it to maintain its shape and mechanical properties even under elevated temperatures. This attribute is particularly advantageous in industries such as aerospace, automotive, and power generation, where high temperatures are prevalent. Furthermore, nickel-chromium-aluminum alloy steel round bars offer good formability and machinability, facilitating easy fabrication and customization. This versatility allows for the production of intricate shapes and designs, making them adaptable for various manufacturing processes. Lastly, this alloy steel is recognized for its resistance to oxidation and scaling at high temperatures. This makes it suitable for applications involving exposure to extreme heat or rapid temperature changes, such as in furnaces or heat exchangers. In conclusion, the benefits of utilizing nickel-chromium-aluminum alloy steel round bars include exceptional corrosion resistance, high strength and durability, thermal stability, formability, and resistance to oxidation. These qualities make it a preferred choice for a wide range of industries, ensuring reliable performance and longevity in various applications.
- Q:How do you calculate the cross-sectional area of a steel round bar?
- To calculate the cross-sectional area of a steel round bar, you can use the formula A = πr², where A represents the cross-sectional area and r is the radius of the round bar.
- 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 nickel-manganese alloy steel round bars?
- Nickel-manganese alloy steel round bars provide numerous benefits in various applications. To begin with, these round bars exhibit exceptional strength and toughness. The incorporation of nickel and manganese significantly enhances the overall strength and durability of the steel, rendering it suitable for heavy-duty applications that demand high strength and resistance to wear and tear. As a result, industries such as construction, automotive, and manufacturing find these alloy steel round bars highly advantageous. Additionally, nickel-manganese alloy steel round bars possess outstanding corrosion resistance properties. The nickel content in the alloy imparts remarkable resistance to corrosion, making it ideal for use in harsh environments or situations where exposure to corrosive substances is common. Consequently, the lifespan of these round bars is extended, reducing the need for frequent maintenance or replacement. Moreover, these round bars demonstrate excellent heat resistance. They can withstand elevated temperatures without compromising their structural integrity, making them suitable for applications involving extreme heat or thermal cycles. Industries like aerospace, power generation, and oil and gas greatly benefit from this heat resistance property. Furthermore, nickel-manganese alloy steel round bars offer favorable weldability and machinability. The composition of the alloy facilitates easy welding and machining, allowing manufacturers to fabricate components or structures with ease. This versatility in processing makes the round bars highly adaptable to varying manufacturing processes and requirements. Moreover, these round bars exhibit good ductility and formability. The alloy's composition permits easy shaping or forming into various configurations without sacrificing its structural integrity. Consequently, they are suitable for applications that necessitate complex shapes or intricate designs. In conclusion, the advantages of utilizing nickel-manganese alloy steel round bars encompass exceptional strength, corrosion resistance, heat resistance, weldability, machinability, and formability. These properties make these round bars a dependable and versatile choice for a broad range of applications across different industries.
- Q:What is the reason that the diameter 130-45 round steel will break after welding?
- You say this is a better situation, generally in a few days after welding on the crack, the most afraid of the key parts, to be a major accident. No. 45 steel can not be welded, such as welding, it is necessary to preheat before welding and after welding heat treatment.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
42CrMO SCM440 Forged or Hot Rolled Sae 4140 Steel Round Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 70 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
Similar products
Hot products
Hot Searches
Related keywords
