42CrMo4 Alloy Structure Steel Round Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 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
Item specifice
Type:
Alloy Steel
Shape:
Steel Round Bar
42CrMo4 Alloy Structure Steel Round Bar
Product Information:
Heat treatment
Soft Annealing: Heat to 780-810°C, cool slowly. This will produce a maximum Brinell hardness of 240.
Stress Relieving: Stress relieving to remove machining stresses should be carried out by heating to 650°C, holding for one hour at heat, followed by air cooling. This operation is performed to reduce distortion during heat treatment.
Hardening: Harden from a temperature of 1080-1160°C followed by air, oil or warm bath quenching. Hardness after quenching is 47-53 HRC.
Tempering :Tempering temperature: See the table bellow.
Tempering Temperature (oC) vs. Hardness (HRC)
Specification :
Size:round
Dia:18mm~220mm
Width:60mm-600mm
Heat treatment:Normalized ; Annealed ; Quenched ; tempered
Surface Condition:Black surface ; Grinded ; Machined
Delivery Condition:hot rolled ; cold drawn ; forged
Payment Terms:T/T;L/C
Trade Terms:FOB;CIF
Application:cold work die steel;hot work die steel;plastic die steel
Product Overviews:
| Product Name | Typical Grades | Diameter(mm) | Standard adopted |
| Carbon Steel | 20 (1020/S20C/C22) | Ø16-Ø300 | GB/SAE/JIS/DIN |
| 40 (1040/S40C/C40) | |||
| 45 (1045/S45C/C45) | |||
| Bearing Steel | GCr9 (51100/SUJ1) | Ø12-Ø250 | |
| GCr15 (52100/SUJ2/100Gr6) | |||
| GCr9SiMn (A485-Gr.1/SUJ3) | |||
| Cr-Mo Steel | 20Cr (5120/SCr420H/20Cr4) | Ø12-Ø250 | |
| 40Cr (5140/SCr440/41Cr4) | |||
| 42CrMo(4140/SCM440/42CrMo4) | |||
| Gear Steel | 20CrNiMo | Ø16-Ø600 | |
| 20CrMn(5115/SMnC420/20MnCr5) | |||
| 20CrNiMo(8620/SNCM220/20CrMiMo2) |
Product Show:
Our Advantages:
· Industry experience over 20 years.
· Shipment of goods -More than 70 countries worldwide.
· The most convenient transport and prompt delivery.
· Competitive price with best service.
· High technical production line with top quality products.
· High reputation based on best quality products.
With our experienced, enthusiastic and dynamic staffs, we assure to bring you the products with best quality, reasonable prices and good after-sales services under the motto: Friends First, Business After.
Communication, Experience, Expertise and Best efforts are our Promises to you.
- Q:How is weathering steel used in outdoor structures?
- Weathering steel, also known as Corten steel, is commonly used in outdoor structures due to its unique properties. It forms a protective rust-like layer on its surface, which not only enhances its aesthetic appeal but also acts as a barrier against further corrosion. This makes weathering steel a popular choice for outdoor sculptures, bridges, building facades, and other structures that are exposed to the elements. Additionally, its durability and low maintenance requirements make it a cost-effective and sustainable option for long-lasting outdoor constructions.
- Q:Can special steel be used in food processing applications?
- Yes, special steel can be used in food processing applications. Special steel, such as stainless steel, is commonly used in the food industry due to its excellent corrosion resistance, hygienic properties, and durability. It is safe for food contact, easy to clean, and does not react with acidic or alkaline substances.
- Q:What are the different power generation grades of special steel?
- There are various power generation grades of special steel, such as P91, P92, and P22. These grades are specifically designed to withstand high temperatures and pressures in power generation applications, ensuring the reliability and efficiency of power plants.
- Q:What are the requirements for special steel used in high-strength applications?
- Special steel used in high-strength applications typically has specific requirements to ensure its performance and durability. These requirements include: 1. High tensile strength: Special steel used in high-strength applications must have a high tensile strength to withstand heavy loads and resist deformation. This allows it to handle greater stresses without failure. 2. Excellent toughness: The steel should possess excellent toughness, which refers to its ability to absorb energy and resist fracture. This is crucial in high-strength applications as it prevents sudden and catastrophic failure under impact or dynamic loading conditions. 3. Superior hardness: High-strength steel needs to have a high level of hardness to resist wear, abrasion, and indentation. This ensures that the material maintains its structural integrity and performance even under extreme conditions. 4. Good ductility: While high tensile strength is essential, the steel should also possess good ductility, which allows it to undergo plastic deformation without fracturing. This property is vital in applications where the steel needs to be formed or shaped during manufacturing processes. 5. Resistance to corrosion: Special steel used in high-strength applications should have excellent corrosion resistance to prevent degradation caused by exposure to moisture, chemicals, or harsh environments. This ensures its longevity and reliability in various conditions. 6. Heat resistance: Some high-strength applications involve exposure to high temperatures, so the steel should have good heat resistance to maintain its mechanical properties and structural stability under elevated temperatures. 7. Controlled alloying elements: Special steel used in high-strength applications often contains specific alloying elements such as chromium, molybdenum, nickel, or vanadium. These elements are added to improve the steel's strength, toughness, hardness, and other desired properties. 8. Precise composition and microstructure: The steel should have a well-controlled composition and microstructure to ensure consistent and predictable mechanical properties. This can be achieved through precise manufacturing processes, such as controlled cooling rates or heat treatments. Meeting these requirements ensures that special steel used in high-strength applications can withstand the demanding conditions it is subjected to, providing reliable performance, longevity, and safety.
- Q:How does special steel perform in terms of corrosion resistance in marine environments?
- Special steel, also known as stainless steel, performs exceptionally well in terms of corrosion resistance in marine environments. The high levels of chromium and nickel present in the alloy composition of special steel make it highly resistant to corrosion caused by saltwater and other corrosive elements present in marine environments. The chromium content in special steel forms a protective oxide layer on its surface known as the passive layer. This passive layer acts as a shield, preventing the steel from coming into direct contact with corrosive elements. It effectively blocks oxygen and moisture from reaching the underlying steel, thereby inhibiting corrosion. Additionally, the presence of nickel in special steel enhances its corrosion resistance even further. Nickel improves the stability of the passive layer and increases its ability to self-repair if it gets damaged. This property makes special steel highly reliable and long-lasting in marine environments, where exposure to saltwater, high humidity, and varying temperatures can accelerate corrosion processes. Furthermore, special steel offers excellent resistance to pitting corrosion and crevice corrosion, which are common types of corrosion encountered in marine environments. Pitting corrosion occurs when localized areas of the steel's surface are attacked, resulting in small pits or holes. Crevice corrosion occurs in confined spaces such as gaps or joints, where stagnant water or debris can accumulate and accelerate corrosion. Special steel's resistance to these types of corrosion ensures its durability and integrity in marine applications. Overall, special steel demonstrates outstanding corrosion resistance in marine environments due to its high chromium and nickel content. Its ability to form a protective passive layer, resist pitting and crevice corrosion, and self-repair makes it a preferred choice for various marine applications, including shipbuilding, offshore structures, and seawater desalination plants.
- Q:How does special steel contribute to the manufacturing of oil and gas equipment?
- Special steel plays a vital role in the manufacturing of oil and gas equipment by offering exceptional strength, corrosion resistance, and high-temperature stability. This type of steel is specifically designed to withstand the harsh and challenging conditions encountered in the oil and gas industry, such as extreme temperatures, pressure, and corrosive environments. It is used to construct various components of equipment like pipes, valves, fittings, drilling tools, and offshore platforms. Special steel's superior properties ensure the reliability, durability, and safety of oil and gas equipment, enabling efficient operations in this critical sector.
- Q:How does special steel perform in additive manufacturing applications?
- Special steel performs well in additive manufacturing applications due to its high strength, durability, and resistance to wear and corrosion. The unique properties of special steel, such as its ability to withstand high temperatures and extreme environments, make it an ideal material for 3D printing processes. Additionally, the flexibility and customization offered by additive manufacturing allows for the creation of complex geometries and intricate designs, further enhancing the performance of special steel in various applications.
- Q:Can special steel be used in the paper manufacturing industry?
- Yes, special steel can be used in the paper manufacturing industry. It is commonly used for the construction of machinery and equipment such as rollers, blades, and cutting tools, due to its high strength, durability, and resistance to wear and corrosion. Special steel can also be used for the production of paper mill rolls, which are essential for the processing and production of paper.
- Q:How does special steel contribute to the performance of cutting tools?
- Special steel plays a crucial role in enhancing the performance of cutting tools by providing a range of beneficial properties. Firstly, special steel used in cutting tool manufacturing offers exceptional hardness, which allows the tool to withstand high levels of stress and wear. This hardness ensures that the cutting edge remains sharp for a longer period, resulting in improved cutting efficiency and precision. Moreover, special steel is known for its excellent toughness and resistance to chipping and breaking. This property is crucial in cutting tools as it allows them to withstand the high forces and vibrations generated during the cutting process. The toughness of special steel ensures that the tool can endure these extreme conditions without compromising its performance or structural integrity. Additionally, special steel offers excellent heat resistance and temperature stability. During cutting operations, the tool can generate significant amounts of heat due to friction. Special steel's ability to resist thermal deformation and maintain its hardness at high temperatures prevents the cutting edge from becoming dull or losing its effectiveness. Furthermore, special steel can be tailored to specific applications through alloying and heat treatment processes. This flexibility allows manufacturers to optimize the steel's properties based on the cutting tool's intended use, such as cutting different materials or operating in challenging environments. By customizing the special steel, cutting tools can be designed to deliver optimum performance, durability, and longevity. In conclusion, special steel contributes significantly to the performance of cutting tools by providing exceptional hardness, toughness, heat resistance, and customization options. These properties ensure that cutting tools remain sharp, durable, and efficient, enabling them to achieve precise cuts and withstand demanding cutting operations.
- Q:What are the properties of high-temperature steel?
- High-temperature steel possesses several key properties including excellent strength, oxidation resistance, and thermal stability. It can withstand extreme temperatures without losing its structural integrity, making it suitable for applications such as power generation, aerospace, and industrial processes. Additionally, high-temperature steel exhibits low thermal expansion and good creep resistance, ensuring dimensional stability even under prolonged exposure to high temperatures.
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
42CrMo4 Alloy Structure Steel Round Bar
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
Similar products
New products
Hot products
Related keywords
