GCr15 Bearing Steel 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
You Might Also Like
Specification
Type:
Gear 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
1.round steel
2.ISO9001:2008 certificate
3.Competive price and Best quality
4.On-time delivery
Chemical Composition(GB)%
C | Si | Mn | Cr | Cu | S |
0.95-1.05 | 0.15-0.35 | 0.25-0.45 | 1.4-1.65 | ≤0.20 | ≤0.020 |
Heat Treatment
Item | Temperature ℃ | Hardness |
Anneal | 790-810 | 170-207HB |
Quenching | 830-860 | 62-66HRC |
Tempering | 150-180 | 61-66HRC |
Characterstics
1.Uniform hardness,Good abrasion resistance |
2.High contact fatigue resistance |
3.Cutting performance in general |
Applications:
Used to make the load of the larger small cross-section conditioning and stress smaller large parts
Product show：
Workshop show：
FAQ:
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
5, 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: What are the most common alloys used in special steel?
- The most common alloys used in special steel are chromium, nickel, molybdenum, and vanadium.
- Q: How does special steel resist deformation under load?
- Special steel resists deformation under load due to its unique properties and composition. It is typically made with higher levels of alloying elements such as chromium, nickel, and molybdenum, which enhance its strength, hardness, and toughness. These alloying elements form strong bonds within the steel's crystal lattice structure, making it more resistant to deformation. Additionally, special steels often undergo heat treatment processes such as quenching and tempering, which further refine their microstructure and increase their ability to withstand loads without deforming. Overall, the combination of alloying elements and heat treatment techniques allows special steel to maintain its shape and structural integrity even under high-stress conditions.
- Q: What are the main factors affecting the toughness of special steel?
- The main factors affecting the toughness of special steel are its composition, microstructure, and heat treatment. Composition plays a crucial role in determining the toughness of special steel. The presence of certain alloying elements such as chromium, molybdenum, nickel, and vanadium can enhance the toughness of steel. These elements form solid solutions or precipitates in the steel matrix, which impede the propagation of cracks and improve the material's resistance to fracture. Microstructure also plays a significant role in determining the toughness of special steel. The size, shape, and distribution of the various phases in the steel, such as ferrite, pearlite, bainite, and martensite, affect its toughness. Fine-grained microstructures typically exhibit higher toughness due to their increased resistance to crack propagation. Heat treatment is another essential factor in controlling the toughness of special steel. The process of heating and cooling the steel can modify its microstructure, altering its toughness. Quenching, tempering, and annealing are common heat treatments used to improve the toughness of steel. Quenching and tempering, for example, can produce a microstructure with a desirable balance of hardness and toughness. Other factors that can affect the toughness of special steel include the presence of impurities, non-metallic inclusions, and the presence of residual stresses. Impurities and inclusions can act as stress concentrators and reduce the toughness of the steel. Residual stresses, which can arise during manufacturing processes, can also impact the toughness of the material by creating regions of high stress that can initiate crack formation. In summary, the composition, microstructure, heat treatment, presence of impurities and inclusions, and residual stresses are the main factors affecting the toughness of special steel. Understanding and controlling these factors are crucial for optimizing the toughness and performance of special steels in various applications.
- Q: How does special steel perform in electrical conductivity applications?
- Special steel, also known as stainless steel, offers excellent electrical conductivity properties in various applications. It is widely used in electrical engineering and electronics due to its high corrosion resistance and low electrical resistance. The addition of specific alloys such as chromium and nickel enhances its conductivity, making it an ideal choice for conducting electricity efficiently. In electrical conductivity applications, special steel exhibits low resistivity, allowing for the smooth flow of electrical current without significant loss of energy. Its low resistance minimizes the generation of heat, which is crucial for preventing overheating and ensuring the efficient operation of electrical components. Special steel also possesses excellent magnetic properties, making it suitable for applications that require both electrical conductivity and magnetic strength. This property is particularly useful in the production of transformers, motors, and generators. Moreover, special steel is highly durable and can withstand harsh environmental conditions, making it suitable for outdoor applications. Its corrosion resistance prevents the formation of rust, ensuring a long lifespan and consistent performance even in challenging environments. In summary, special steel is an excellent choice for electrical conductivity applications due to its low electrical resistance, high corrosion resistance, and exceptional durability. Its unique properties make it a preferred material in various industries that rely on efficient and reliable electrical conductivity.
- Q: What are the main alloying elements used in special steel?
- The main alloying elements used in special steel can vary depending on the specific type of special steel, but common alloying elements include chromium, nickel, molybdenum, vanadium, and tungsten. These elements are added to enhance the steel's properties such as corrosion resistance, strength, hardness, and heat resistance.
- Q: How does special steel perform in cryogenic strength?
- Special steel is known for its excellent performance in cryogenic strength. Cryogenic strength refers to the ability of a material to withstand extremely low temperatures without losing its mechanical properties. Special steels, such as stainless steels and nickel-based alloys, are specifically engineered to exhibit exceptional strength, toughness, and resistance to cracking at cryogenic temperatures. The unique composition and microstructure of special steel allow it to maintain its structural integrity and mechanical properties even in extreme cold conditions. These materials are designed to withstand the thermal stresses and brittleness that can occur at cryogenic temperatures, ensuring their reliability and performance in various applications. Special steel's ability to perform well in cryogenic strength is crucial in industries such as aerospace, energy, and gas processing, where components are exposed to extremely low temperatures. For example, in the aerospace industry, special steel is used in the construction of cryogenic fuel tanks and rocket engines, where it must withstand the extreme cold of space. Furthermore, special steel's cryogenic strength is also beneficial in applications like liquefied natural gas (LNG) storage and transportation. The low temperatures involved in LNG processes require materials that can handle the thermal stresses and maintain their strength and toughness. In summary, special steel exhibits exceptional performance in cryogenic strength due to its unique composition and microstructure. Its ability to withstand extremely low temperatures without losing mechanical properties makes it a reliable choice for applications in industries where cryogenic conditions are present.
- Q: How does special steel contribute to the automotive safety?
- Special steel, such as high-strength steel, plays a crucial role in enhancing automotive safety. It is used in various components of vehicles, including the chassis, body structure, and safety systems, to provide superior strength and durability. This type of steel helps improve crashworthiness by absorbing and distributing impact energy, reducing the risk of passenger injury. Additionally, special steel helps optimize the weight-to-strength ratio of vehicles, allowing manufacturers to design lighter yet safer cars that offer improved fuel efficiency and handling.
- Q: What is the role of heat treatment in special steel?
- Enhancing the properties and performance of special steel is of utmost importance, and heat treatment plays a vital role in achieving this. Special steel refers to alloys that are deliberately designed to possess unique characteristics such as high strength, corrosion resistance, or heat resistance. To alter the microstructure of the steel and attain the desired properties, heat treatment involves subjecting it to controlled heating and cooling processes. Improving the mechanical properties of special steel is one of the primary functions of heat treatment. By carefully regulating the temperature during heating and controlling the rate of cooling, the steel's hardness, strength, and toughness can be greatly enhanced. For instance, procedures like quenching and tempering significantly increase the steel's strength and resistance to wear and fatigue. This makes it suitable for applications requiring high strength and durability, such as machinery, tools, or aerospace components. Heat treatment also plays a crucial role in optimizing the steel's resistance to corrosion. Special steel is frequently used in environments where it is exposed to harsh conditions like corrosive chemicals or high temperatures. By subjecting the steel to specific heat treatment processes like annealing or precipitation hardening, a more stable microstructure is developed, improving its resistance to corrosion and oxidation. This ensures that the special steel retains its structural integrity and performance even in challenging environments. Furthermore, heat treatment can modify the steel's heat resistance properties. Special steel often finds applications in industries where it is exposed to high temperatures, such as turbines or exhaust systems. Through heat treatment techniques like normalization or hardening, the steel can be made more resistant to deformation, cracking, or softening at elevated temperatures. This allows the special steel to maintain its strength and structural integrity even under extreme heat conditions. To summarize, heat treatment is crucial in optimizing the mechanical, corrosion resistance, and heat resistance properties of special steel. By carefully manipulating the steel's microstructure through controlled heating and cooling processes, heat treatment enhances its strength, durability, and performance, making it suitable for a wide range of demanding applications.
- Q: What are the casting methods for special steel?
- There are several casting methods used for special steel, including investment casting, sand casting, and centrifugal casting. Investment casting, also known as lost-wax casting, involves creating a wax model of the desired part, coating it with a ceramic shell, and then melting the wax away to leave a cavity. Molten steel is then poured into the cavity, creating the final product. Sand casting involves creating a mold using a mixture of sand and a binder, and then pouring molten steel into the mold. Centrifugal casting uses centrifugal force to distribute molten steel into a mold, resulting in a denser and more uniform casting.
- Q: What are the main characteristics of magnetic steel?
- Magnetic steel, also referred to as ferromagnetic steel, possesses several essential features that render it highly suitable for a wide range of industrial applications. Firstly, magnetic steel demonstrates a robust magnetic field, enabling it to attract and retain magnetic materials. This quality plays a vital role in the production of electrical devices like motors, transformers, and generators, where the steel is utilized to establish magnetic circuits and enhance the efficiency of electromagnetic processes. Another significant aspect of magnetic steel is its high saturation magnetization, indicating its ability to reach maximum magnetic flux density under a given magnetic field strength. This attribute guarantees that magnetic steel can maintain a powerful magnetic field even when subjected to external forces or fluctuations in the magnetic field. Such stability and reliability render it ideal for applications that demand consistent magnetic performance. Moreover, magnetic steel exhibits exceptional electrical conductivity, which is of utmost importance in applications where the steel serves as a core material for electrical circuits. The superior electrical conductivity of magnetic steel minimizes energy losses and facilitates effective power transmission and distribution. Additionally, magnetic steel possesses a high coercivity, which denotes its capability to resist demagnetization. This characteristic is crucial in applications where the steel is exposed to fluctuating magnetic fields or mechanical stresses, as it ensures the long-term stability of its magnetic properties. In summary, the principal characteristics of magnetic steel encompass a strong magnetic field, high saturation magnetization, excellent electrical conductivity, and high coercivity. These properties establish magnetic steel as an indispensable material in various industries, including electrical engineering, power generation, and magnetic product manufacturing.
Send your message to us
GCr15 Bearing Steel 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
Similar products
Hot products
Hot Searches
Related keywords
