Forged Steel Round Bar SAE8620 /C45 /42CrMo4

Forged Steel Round Bar SAE8620 /C45 /42CrMo4 System 1

Forged Steel Round Bar SAE8620 /C45 /42CrMo4 System 2

Forged Steel Round Bar SAE8620 /C45 /42CrMo4 System 3

Forged Steel Round Bar SAE8620 /C45 /42CrMo4 System 4

Forged Steel Round Bar SAE8620 /C45 /42CrMo4

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 5 m.t.

Supply Capability:: 100000 m.t./month

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Forged Steel Round Bar SAE8620 /C45 /42CrMo4

Specifications

SAE8620,forged steel round bar,size:90mm to 800mm,Rough turned,Normalized,Annealed,
Quenched and Tempered.

Forged steel round bar

Steel grade:

Carbon steel:

Chinese Standard:20#,25#,35#,45#,50#,60#;

Japan Standard:S20C,S25C,S35C,S45C,S55C,S60C;

US Standard:AISI1020,AISI1040,AISI1045,AISI1050;

Europe Standard:CK15,C.22,C45,CK45,C60,CK60;C45E;

Alloy Steel:

Chinese Standad:16Mn,20Mn,30Mn2,30Mn5,40Cr,Q345D,Q345E,Q390;42CrMo,

20CrMo,38CrMoAl,40CrNiMo;48CrMo,5CrNiMo;

Janpan Standard:SCM415,SCM420,SCM440,SNCM439,SNCM220; SACM645

USA Standard:SAE4140,SAE4130,SAE9840,SAE4340,AISI4145H,SAE4150,SAE8620,

Europe Standard:42CrMo4,25CrMo4,34CrNiMo6,39CrNiMo3,17NiCrMo6,18CrNiMo7-6,

S355J2G3,ASTM A105,ST52-3,16MnCr5,20MnCr5,16MnCrS5,20MnCrS5,21CrMoV511,

56NiCrMoV7,18NiCrMo5,30CrNiMo8,34NiCrMo16,41CrAlNi7,34CrAlNi7,B7,B16,F11,

F12,F22,F5,F9,51Cr4.

Tool Steel:1.2714,H13,H11,P20,SKD61;

Delivery condition:Forged+Normalized/Annealed+RoughTurned

+Quenched and Tempred;

Also can supply the finish products according the drawings;

Length:3 meters or 4 meters and up or fix length according the actually needs

Size:90mm-800mm

Diameter tolerance:-0/+6mm Black surface -0/+2mm Rough Turned

Steel ingot:EAF+LF+VD;

Also use ESR Process if needed;

Ultrasonic Test:According GB/T6401-91 Class 1,Class 2,Class 3;

And GB/T6402-2008 Class 3,Class 2;

And Sep1921 Class C/c,D/d,E/e, Or ASTM A388 Standards;

Grain Size:Better than 6;

Purity, non-metallic inclusions, mechanical properties, hardness According China or EU

Standard;

Quantity:70000 Tons per year

Including Forged round bar 55000 Tons,

Forged square bars 12000Tons,

Other forgings like forged step shaft,forged hollow bars,forged rollers 3000 Tons;

Forged Steel Round Bar SAE8620 /C45 /42CrMo4

Q:What are the different cutting methods used for steel round bars?: There are several cutting methods commonly used for steel round bars, depending on the specific requirements and the tools available. Some of the most common cutting methods for steel round bars include: 1. Sawing: Sawing is a traditional cutting method that involves using a saw blade to cut through the steel round bar. This method is commonly used for smaller diameter round bars and is relatively simple and cost-effective. 2. Abrasive Cutting: Abrasive cutting involves using an abrasive wheel or disc to grind through the steel round bar. This method is particularly effective for cutting thicker and harder steel bars. It is commonly used in industrial applications where precision and speed are required. 3. Plasma Cutting: Plasma cutting is a thermal cutting method that uses a high-velocity jet of ionized gas to melt and remove the metal. This method is suitable for cutting steel round bars of various thicknesses and is known for its speed and precision. 4. Laser Cutting: Laser cutting is a precise and efficient cutting method that uses a high-powered laser beam to melt and vaporize the metal. This method is commonly used for cutting complex shapes and patterns in steel round bars. 5. Waterjet Cutting: Waterjet cutting involves using a high-pressure stream of water mixed with an abrasive material to cut through the steel round bar. This method is highly versatile and can cut through various thicknesses and types of steel. 6. Shearing: Shearing is a cutting method that involves using a specialized machine with blades to cut through the steel round bar. This method is commonly used for cutting smaller diameter round bars and is known for its speed and accuracy. It is important to carefully consider the specific requirements of the project and consult with experts to determine the most suitable cutting method for steel round bars.

Q:What are the different shapes available for steel round bars?: Steel round bars come in various shapes to cater to different applications. Some of the most common shapes include: 1. Round: The round shape is the most fundamental and widely used for steel round bars. It has a cylindrical form with a circular cross-section. Round bars find applications in multiple industries, including construction, automotive, and manufacturing. 2. Square: Square steel round bars possess a square cross-section. They are frequently employed in situations that demand additional strength and stability, such as support columns, fences, and ornamental ironwork. 3. Hexagonal: Hexagonal steel round bars feature six sides and a hexagonal cross-section. They provide a desirable combination of strength and versatility, making them popular for machine parts, fasteners, and tooling. 4. Flat: Flat steel round bars have a rectangular cross-section with a narrow width and thick height. They are commonly utilized in construction and manufacturing for purposes such as braces, brackets, and supports. 5. Half-round: Half-round steel round bars exhibit a semi-circular cross-section. They are commonly utilized in architectural and decorative applications like handrails, edging, and trim work. These represent some of the most prevalent shapes available for steel round bars. The choice of shape depends on the specific requirements of the application, including strength, stability, and aesthetics.

Q:How do steel round bars compare to stainless steel round bars?: Steel round bars and stainless steel round bars differ in their composition, making them suitable for various applications. The composition of steel mainly consists of iron with small amounts of carbon and other elements, whereas stainless steel is an alloy composed of iron, chromium, and often other elements like nickel or molybdenum. This unique composition gives stainless steel its distinctive properties, such as corrosion resistance. Both steel and stainless steel round bars can be manufactured to have high tensile strength. However, stainless steel generally has higher tensile strength compared to regular steel, making it more suitable for applications requiring additional strength and durability. Another significant difference lies in their resistance to corrosion. Stainless steel round bars have excellent corrosion resistance due to the presence of chromium in their composition, making them ideal for applications exposed to moisture, chemicals, or other corrosive environments. On the other hand, steel round bars are more prone to rust and corrosion and may need additional protective coatings in such environments. In terms of cost, steel round bars are generally more affordable compared to stainless steel round bars. The higher cost of stainless steel is attributed to its unique properties and the additional alloying elements required in its production. Both steel and stainless steel round bars have advantages and specific applications. Steel round bars are commonly used in construction, manufacturing, and general-purpose applications where corrosion resistance is not a primary concern. In contrast, stainless steel round bars find extensive use in industries such as food processing, chemical processing, medical equipment, and marine applications where corrosion resistance is crucial. In conclusion, the choice between steel round bars and stainless steel round bars depends on the specific requirements of the application. Steel round bars are more cost-effective but may require additional corrosion protection, while stainless steel round bars offer superior corrosion resistance and strength.

Q:Round bars and ribbed stirrups are much better: The flexibility of hot rolled round steel bar is better than that of ribbed steel bar, and its fatigue stress amplitude is wide allowable. It is suitable for the components under dynamic load, as well as lifting rings, rings and lifting workpieces;

Q:Are steel round bars available in custom sizes?: Indeed, one can find steel round bars in custom sizes. Steel manufacturers and suppliers have the capability to produce round bars according to precise size demands and specifications. It is possible to make requests for custom sizes based on the diameter, length, and overall dimensions of the round bar. Whether it is for a particular project or application, numerous steel manufacturers and suppliers provide the opportunity to tailor the size of round bars to cater to individual requirements.

Q:What are the different types of steel round bar surface finishes used in the construction industry?: In the construction industry, steel round bars are commonly used for various applications due to their strength and durability. These steel round bars typically undergo different surface finishes to meet specific requirements and enhance their performance. Some of the common types of steel round bar surface finishes used in the construction industry include: 1. Hot Rolled Finish: This is the most basic and commonly used surface finish. It is achieved by heating the steel bar above its recrystallization temperature and then rolling it through a series of rollers. This process results in a rough and scale-covered surface. 2. Cold Drawn Finish: In this process, the steel round bar is drawn through a series of dies to reduce its diameter and increase its length. Cold drawing produces a smooth and shiny surface finish, which is ideal for applications where aesthetics and precision are important. 3. Peeled and Polished Finish: This surface finish involves removing the outer layer of the steel round bar using a peeling process. After peeling, the bar is polished to achieve a smooth and mirror-like surface. Peeled and polished finishes are often used in applications where a high level of visual appeal is desired, such as architectural structures or decorative elements. 4. Ground Finish: Grinding is used to achieve a smooth and uniform surface finish on steel round bars. The grinding process removes any imperfections or unevenness, resulting in a precise and polished surface. Ground finishes are commonly used in applications that require tight tolerances, such as machinery or automotive components. 5. Coated Finish: Steel round bars can also be coated with various materials to enhance their resistance to corrosion or provide additional properties. Common coating finishes include galvanized, epoxy, or powder coatings. These coatings not only protect the steel from environmental factors but also improve its aesthetic appeal. Each surface finish has its own advantages and is chosen based on the specific requirements of the construction project. Whether it is the need for improved aesthetics, enhanced corrosion resistance, or tighter tolerances, choosing the right surface finish is crucial to ensure the steel round bars perform optimally in their intended application.

Q:Will the three steel is steel? It is a steel bar?: Thread steel through the material is divided into two grades of steel (HRB335), three grades of steel (HRB400), which is now commonly used name, but also seismic steel (HRB400E) and so on. Grade 1 steel is wire, and the building materials are Q235 and HPB235. Other wire materials are for industrial use.

Q:What is the minimum yield strength of steel round bars?: The minimum yield strength of steel round bars can vary depending on the specific grade and type of steel being used. However, most commonly used carbon steels have a minimum yield strength of around 36,000 to 50,000 pounds per square inch (psi).

Q:What are the different types of steel round bar alloys for improved machinability?: There are several types of steel round bar alloys that are specifically designed to improve machinability. These alloys are chosen for their ability to be easily shaped, cut, and drilled, which is crucial in various machining applications. Some of the commonly used steel round bar alloys for improved machinability include: 1. 12L14 Steel: This alloy contains added lead, which enhances its machinability. The presence of lead lubricates the cutting tool, reduces friction, and improves chip formation during the machining process. 2. 1215 Steel: Similar to 12L14, 1215 steel also contains added lead, which provides excellent machinability. This alloy is known for its high cutting speeds, smooth surface finish, and improved chip control. 3. 4140 Steel: Although not specifically designed for machinability, 4140 steel is known for its excellent overall machining properties. With proper heat treatment, this alloy offers good strength, toughness, and wear resistance while still maintaining a reasonable level of machinability. 4. 1018 Steel: This low carbon steel alloy is widely used for its excellent machinability. It is easy to cut, drill, and shape, making it suitable for a variety of machining operations. However, it may have lower strength compared to some other alloys. 5. 8620 Steel: This alloy is specifically designed for case hardening, but it also offers good machinability. 8620 steel can be easily machined, providing high surface finish and dimensional accuracy. 6. 416 Stainless Steel: This stainless steel alloy provides good machinability due to its sulfur content. It is used in applications where corrosion resistance is required along with improved machinability. These are just a few examples of steel round bar alloys that are chosen for their enhanced machinability. The selection of the appropriate alloy depends on the specific machining requirements and the desired properties in the final product.

Q:What are the specifications and standards for steel round bars?: The specifications and standards for steel round bars vary depending on their intended use and application. However, some common specifications and standards for steel round bars include the diameter, length, tolerance levels, chemical composition, mechanical properties, and surface finish requirements. These specifications and standards are defined by organizations such as ASTM International, the American Iron and Steel Institute (AISI), and the International Organization for Standardization (ISO).

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