Alloy Steel 35CrMo Special Steel Carbon Steel
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Type:
Alloy Steel
Shape:
Steel Round Bar
Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Thickness:
as required
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Length:
as required
Net Weight:
as required
Chemical Composition(%)
| C | Si | Mn | Cr | Mo | Ni | P | S |
| 0.32-0.40 | 0.20-0.40 | 0.40-0.70 | 0.80-1.10 | 0.15-0.25 | ≤0.30 | ≤0.035 | ≤0.035 |
Standard
| GB | AISI | DIN | JIS | BS |
| 35CrMo | 4137 | 34CrMo4 | SCM432 | 708A37 |
Available Size
| Rolled round bar | φ20-120mm × L |
| Forged round bar | φ130-195mm × L |
Characterstics
| The steel with high strength and toughness, hardenability is better also | |||||||
| After conditioning treatment quenching deformation of small | |||||||
| high fatigue limit and repeated impact resistance |
Applications: The steel is suitable for manufacturing requires a certain strength and toughness of large and medium-sized plastic mold
1, Your advantages?
professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale
2, Test & Certificate?
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem
3, Payment Terms?
30% TT as deposit and 70% before delivery.
Irrevocable L/C at sight.
4, Trading Terms?
EXW, FOB, CIF, FFR, CNF
6, After-sale Service?
We provides the services and support you need for every step of our cooperation. We're the business partner you can trust.
For any problem, please kindly contact us at any your convenient time.
We'll reply you in our first priority within 24 hours.
- Q:Can special steel be used in the agricultural sector?
- Yes, special steel can be used in the agricultural sector. Special steel refers to steel alloys that have been specifically designed and engineered to possess certain unique and superior qualities. These qualities can include increased strength, corrosion resistance, wear resistance, and heat resistance, among others. In the agricultural sector, there are several applications where special steel can be highly beneficial. One such application is in the manufacturing of agricultural machinery and equipment. Special steel can be used to produce components such as blades, cutting edges, plowshares, and tillage tools that need to withstand heavy loads, abrasion, and harsh environmental conditions. The high strength and wear resistance of special steel can significantly extend the lifespan of these components, reducing maintenance and replacement costs for farmers. Additionally, special steel can be used in the construction of storage facilities and infrastructure in the agricultural sector. Structures such as grain silos, barns, and livestock shelters often require materials that can resist corrosion from moisture, chemicals, and animal waste. Special steel alloys with enhanced corrosion resistance properties can provide a durable and long-lasting solution, allowing farmers to store their crops and livestock in a safe and secure environment. Furthermore, special steel can be utilized in the fabrication of irrigation systems and pipelines. These systems require materials that can withstand exposure to water, soil, and fertilizers without degradation or corrosion. Special steel grades with excellent corrosion resistance, such as stainless steel, can be utilized to ensure the longevity and efficiency of irrigation systems, reducing water wastage and increasing agricultural productivity. In conclusion, special steel can indeed be used in the agricultural sector due to its superior qualities such as strength, corrosion resistance, wear resistance, and heat resistance. Its applications range from manufacturing agricultural machinery and equipment to constructing storage facilities and irrigation systems. By utilizing special steel, farmers can benefit from increased durability, reduced maintenance costs, and improved efficiency, ultimately contributing to the growth and sustainability of the agricultural sector.
- Q:What are the requirements for special steel used in low-temperature applications?
- To ensure optimal performance and reliability in low-temperature applications, special steel must fulfill specific criteria. These criteria primarily encompass three crucial factors: toughness, resistance to brittle fracture, and corrosion resistance. Toughness plays a paramount role in low-temperature applications as it determines a material's capacity to absorb energy and withstand cracking or fracturing. High toughness is essential in special steel designed for low-temperature environments, which is typically achieved through the addition of specific alloying elements like nickel and manganese. These elements enhance the steel's ability to endure impact loads and prevent catastrophic failures. Another vital requirement for steel used in low-temperature settings is resistance to brittle fracture. At low temperatures, steel becomes more prone to brittle fracture, which can occur suddenly without any significant deformation or warning signs. To mitigate this risk, special steel for low-temperature applications undergoes specific heat treatment processes to refine its microstructure and enhance its resistance to brittle fracture. Corrosion resistance also plays a crucial role in special steel intended for low-temperature applications. Low temperatures often lead to the formation of ice or condensation, which can introduce moisture and potentially corrosive substances to the steel's surface. Therefore, the steel must possess exceptional corrosion resistance properties to prevent degradation and maintain its structural integrity over time. This is typically achieved by incorporating corrosion-resistant elements such as chromium and molybdenum. In addition to these primary requirements, other factors like dimensional stability, weldability, and cost-effectiveness should also be taken into consideration when selecting special steel for low-temperature applications. The material should exhibit good dimensional stability to retain its shape and mechanical properties under varying temperature conditions. It should also be easily weldable to facilitate construction and maintenance processes. Furthermore, the chosen steel should strike a balance between performance and the overall project budget, ensuring cost-effectiveness. In conclusion, special steel used in low-temperature applications must possess high toughness, resistance to brittle fracture, and corrosion resistance. Meeting these requirements guarantees the steel's reliability and longevity in demanding low-temperature environments, enabling safe and efficient operations in various industries such as cryogenic storage, oil and gas exploration, and transportation.
- Q:How does corrosion-resistant steel protect against chemical attacks?
- Corrosion-resistant steel protects against chemical attacks by forming a protective oxide layer on its surface, which acts as a barrier against corrosive substances. This oxide layer is highly stable and prevents the steel from reacting with chemicals, thus preventing corrosion and degradation of the material.
- Q:What is the importance of heat treatment in special steel?
- Heat treatment is of utmost importance in special steel because it significantly enhances its mechanical properties and overall performance. Special steel, also known as alloy steel, is specifically designed to possess specific characteristics such as high strength, hardness, wear resistance, and toughness, making it suitable for demanding applications in industries like automotive, aerospace, and tooling. The heat treatment process involves controlled heating and cooling of the steel to alter its microstructure, which in turn affects its properties. There are several heat treatment techniques employed, including annealing, tempering, quenching, and hardening, each serving a specific purpose. One key importance of heat treatment in special steel is the ability to increase its hardness. Through techniques like quenching and hardening, the steel can be transformed into a hardened state, where it becomes much stronger and more resistant to abrasion and wear. This is crucial for applications that involve heavy loads, impact, and abrasive environments. Additionally, heat treatment can also improve the toughness and ductility of special steel. By carefully controlling the cooling rate during the heat treatment process, the steel's microstructure can be adjusted to achieve a fine-grained structure, enhancing its toughness and ability to withstand sudden impacts or shocks. This is particularly important in applications where the material needs to absorb energy and resist fractures, such as in structural components or tools. Furthermore, heat treatment can also improve the machinability and dimensional stability of special steel. By subjecting the steel to annealing or tempering processes, internal stresses and residual strains can be relieved, resulting in a more stable and easier-to-machine material. This is crucial in industries where precision and dimensional accuracy are paramount. In conclusion, the importance of heat treatment in special steel cannot be overstated. It is a vital process that allows for the optimization of the steel's mechanical properties, ensuring it meets the specific requirements of demanding applications. By carefully manipulating the microstructure, heat treatment enhances the steel's hardness, toughness, and machinability, making it a versatile and reliable material in various industries.
- Q:What are the properties of structural steel?
- Structural steel possesses several key properties that make it an ideal material for construction purposes. Firstly, it has a high strength-to-weight ratio, meaning it can withstand heavy loads and forces while remaining relatively lightweight. Secondly, it is highly durable and resistant to corrosion, making it suitable for both indoor and outdoor applications. Additionally, structural steel is highly versatile and can be easily fabricated into various shapes and sizes to meet specific design requirements. Lastly, it has excellent fire resistance properties, as it does not burn or contribute to the spread of flames, ensuring the safety of structures in case of fire incidents.
- Q:How is case-hardening steel used in the manufacturing of gears?
- Case-hardening steel is used in the manufacturing of gears to enhance their durability and strength. The process involves heating the steel to a high temperature and then rapidly cooling it to create a hard outer layer, known as the case, while maintaining a relatively softer core. This hardened surface provides resistance to wear, abrasion, and fatigue, allowing the gears to withstand heavy loads and prolonged use. Additionally, case-hardening steel also improves the gear's ability to withstand impact and retain its shape, ensuring efficient and reliable performance in various mechanical applications.
- Q:How does the addition of nickel enhance the properties of special steel?
- The properties of special steel are enhanced in several ways through the addition of nickel. To begin with, the strength of steel is increased by nickel, resulting in enhanced durability and resistance to deformation. This is particularly crucial in situations where the steel will be exposed to high temperatures or heavy loads. Additionally, the corrosion resistance of steel is improved by nickel. When exposed to moisture or harsh chemicals, nickel forms a protective oxide layer on the steel's surface, preventing rusting or corrosion. This is particularly valuable in industries like marine, aerospace, and chemical processing, where steel is frequently subjected to corrosive environments. Furthermore, the toughness of steel is improved by nickel, allowing it to withstand impact or sudden temperature changes without fracturing or cracking. This makes it suitable for applications that require high resistance to shock or vibration, such as construction, automotive, or machinery manufacturing. Moreover, nickel enhances the heat resistance of steel. By increasing the steel's ability to retain strength and shape at high temperatures, nickel makes it suitable for use in high-temperature environments, such as power generation, oil and gas, or furnace systems. In conclusion, the addition of nickel to special steel enhances its strength, corrosion resistance, toughness, and heat resistance. These improved properties make nickel-enhanced steel highly desirable in a wide range of industries and applications, where durability, reliability, and performance under challenging conditions are of utmost importance.
- Q:What are the different methods of improving the corrosion resistance of special steel?
- Improving the corrosion resistance of special steel can be accomplished through several available methods. Some commonly utilized techniques include: 1. Alloying: Enhancing corrosion resistance can be effectively achieved by alloying the steel with specific elements. For instance, the addition of chromium forms a protective chromium oxide layer on the surface, acting as a barrier against corrosion. Other elements such as molybdenum, nickel, and copper can also be incorporated to enhance corrosion resistance. 2. Surface treatments: Various surface treatments can be employed to augment the steel's corrosion resistance. Galvanizing, for example, involves coating the steel with a layer of zinc, providing protection against corrosion. Another method, electroplating, deposits a thin layer of a more corrosion-resistant metal like nickel or chromium onto the steel surface. 3. Passivation: Passivation is a chemical process that eliminates free iron and other contaminants from the steel surface, resulting in the creation of a passive film that aids in corrosion resistance. This method is frequently used for stainless steel, in which a thin layer of chromium oxide is formed by treating the steel with an oxidizing agent such as nitric acid. 4. Protective coatings: The application of protective coatings on the steel surface significantly enhances its corrosion resistance. Various types of coatings, such as paints, epoxy coatings, and ceramic coatings, act as a barrier between the steel and the corrosive environment, preventing direct contact and corrosion. 5. Heat treatment: Heat treatment techniques, including annealing, quenching, and tempering, can alter the steel's microstructure, thereby enhancing its corrosion resistance. Heat treatment improves the steel's mechanical properties, reduces residual stresses, and eliminates impurities, all of which contribute to better corrosion resistance. 6. Design considerations: Proper design and construction techniques play a crucial role in improving the corrosion resistance of special steel. For instance, the elimination of sharp corners and crevices, the use of appropriate drainage systems, and ensuring proper ventilation can prevent the accumulation of moisture and corrosive agents. It is important to note that the selection of the most suitable method depends on the specific application, environment, and desired level of corrosion resistance. Optimal results can often be achieved by employing a combination of these methods.
- Q:What are the different stamping grades of special steel?
- There are several different stamping grades of special steel used in various industries. Some of the common stamping grades include: 1. Low Carbon Steel: This grade of special steel is known for its excellent formability and weldability. It is often used in applications that require deep drawing or complex bending. Low carbon steel is also cost-effective and widely available, making it a popular choice in stamping processes. 2. High Strength Low Alloy (HSLA) Steel: HSLA steel is a type of special steel that contains small amounts of alloying elements such as copper, nickel, or chromium. This grade offers higher strength and better toughness compared to low carbon steel. It is commonly used in automotive components, structural parts, and other applications that require strength and durability. 3. Stainless Steel: Stainless steel is a corrosion-resistant special steel that contains a minimum of 10.5% chromium. It is commonly used in stamping applications that demand resistance to rust, staining, and corrosion. Stainless steel comes in various grades, such as 304, 316, and 430, each offering different levels of corrosion resistance and mechanical properties. 4. Tool Steel: Tool steel is a high-quality special steel designed for applications that require resistance to wear, deformation, and high temperatures. It is commonly used in stamping dies, cutting tools, and other applications where hardness and toughness are crucial. Tool steel grades include D2, A2, O1, and M2, among others. 5. Electrical Steel: Electrical steel, also known as silicon steel, is a special grade that has high magnetic permeability and low electrical conductivity. It is used in stamping applications that require efficient magnetic properties, such as transformers, motors, and generators. These are just a few examples of stamping grades of special steel. Each grade is chosen based on the specific requirements of the application, such as strength, corrosion resistance, magnetic properties, or formability.
- Q:Can special steel be used in the printing industry?
- Yes, special steel can be used in the printing industry. Special steel, such as stainless steel or tool steel, can be utilized in the manufacturing of printing equipment and machinery parts. These types of steel provide excellent strength, durability, and resistance to wear and corrosion, making them suitable for various components used in printing presses, rollers, blades, and other machinery.
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Alloy Steel 35CrMo Special Steel Carbon Steel
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 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
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