Alloy Steel 1.7220/35crmo/SCM435 Tool Steel Special 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
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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
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- Q: What are the different methods of improving the creep resistance of special steel?
- There are several methods of improving the creep resistance of special steel, which are designed to enhance its ability to withstand long-term exposure to high temperatures and constant stress. Some of the methods commonly employed include: 1. Alloying: Special steel can be alloyed with specific elements to enhance its creep resistance. The addition of elements such as chromium, molybdenum, tungsten, and vanadium can significantly improve the material's ability to resist creep deformation. These alloying elements form strong carbides or intermetallic compounds, which impede the movement of dislocations and enhance the material's strength and resistance to creep. 2. Heat treatment: Precise heat treatment techniques can be employed to improve the creep resistance of special steel. Processes such as quenching and tempering, annealing, and normalizing can alter the steel's microstructure, leading to the formation of fine-grained and homogeneous structures that offer improved creep resistance. Heat treatment also helps in relieving residual stresses and improving the material's overall strength. 3. Grain refinement: Special steel can be subjected to processes that refine its grain structure, thereby enhancing its creep resistance. Techniques such as grain size reduction through controlled rolling, recrystallization, and severe plastic deformation can lead to the formation of smaller and more uniform grains. This refined microstructure hinders dislocation movement and improves the material's resistance to creep deformation. 4. Precipitation hardening: Special steel can be subjected to precipitation hardening methods, where the material is heated and then rapidly cooled to induce the formation of fine precipitates. These precipitates act as barriers to dislocation movement, improving the material's strength and creep resistance. 5. Surface modification: Special steel can be treated with surface modification techniques to increase its creep resistance. Methods such as shot peening, laser surface melting, and surface coatings can improve the surface integrity, reduce surface roughness, and introduce compressive residual stresses, all of which contribute to enhanced creep resistance. It is important to note that the selection and combination of these methods depend on the specific requirements of the application and the type of special steel being used. The aim is to optimize the material's microstructure, chemical composition, and surface characteristics to achieve the desired creep resistance and ensure long-term performance at elevated temperatures.
- Q: Can special steel be used in the sporting goods manufacturing industry?
- Yes, special steel can be used in the sporting goods manufacturing industry. Special steel alloys offer superior strength, durability, and corrosion resistance, which are crucial qualities for manufacturing various sporting goods such as golf clubs, bike frames, tennis rackets, and baseball bats. These alloys can be tailored to meet specific requirements, ensuring high performance and longevity in sports equipment.
- Q: How does high-speed steel perform in high-temperature cutting operations?
- High-speed steel performs exceptionally well in high-temperature cutting operations. Its unique combination of hardness, toughness, and heat resistance allows it to maintain its cutting edge even at elevated temperatures. This property helps in reducing tool wear, increasing tool life, and improving cutting speeds, making high-speed steel an ideal choice for high-temperature cutting operations.
- Q: How does special steel compare to other materials like aluminum or titanium?
- Special steel, such as stainless steel or tool steel, offers unique properties that make it highly desirable for certain applications. Compared to materials like aluminum or titanium, special steel is generally stronger, more durable, and has better resistance to corrosion. It also often provides better heat resistance and can be easily machined or welded. However, aluminum and titanium have their own advantages such as being lighter in weight and having higher strength-to-weight ratios. The choice of material depends on the specific requirements of the application.
- Q: Can special steel be used for making defense industry components?
- Yes, special steel can be used for making defense industry components. Special steel alloys possess superior strength, durability, and resistance to wear, making them ideal for manufacturing critical defense components that require high performance under extreme conditions. Additionally, special steel can be tailored to meet various specific requirements of defense applications, such as ballistic protection, corrosion resistance, and heat resistance.
- Q: Can special steel be used in the electronics industry?
- Yes, special steel can be used in the electronics industry. It is often utilized for manufacturing various components and tools in electronic devices due to its desirable properties such as high strength, corrosion resistance, and thermal conductivity.
- Q: What are the different nuclear grades of special steel?
- There are several nuclear grades of special steel, including but not limited to A508 Class 1, A533 Type B Class 1, A533 Type B Class 2, A508 Class 2, A533 Type C Class 1, A508 Class 3, and A533 Type C Class 2. These grades are specifically designed to meet the stringent requirements of nuclear power plant applications, ensuring high strength, resistance to radiation damage, and excellent fracture toughness.
- Q: What are the different methods of improving the impact toughness of special steel?
- There are several methods for improving the impact toughness of special steel. One common method is through heat treatment processes such as quenching and tempering, which involve heating the steel to a high temperature and then rapidly cooling it. This helps to refine the grain structure of the steel, making it more resistant to cracking and improving its toughness. Another method is alloying, where specific elements are added to the steel to enhance its toughness, such as nickel, chromium, or manganese. Additionally, controlling the cooling rate during the manufacturing process, known as controlled cooling, can also improve the impact toughness of special steel by minimizing the formation of brittle phases. Overall, a combination of heat treatment, alloying, and controlled cooling can be employed to enhance the impact toughness of special steel.
- Q: What are the main applications of special steel in the medical field?
- Special steel is widely used in the medical field for various applications. One of the main applications is in surgical instruments, where special steel alloys provide excellent strength, durability, and corrosion resistance. These alloys are also used in the production of medical implants, such as artificial joints and bone plates, due to their biocompatibility and ability to withstand the demanding conditions inside the human body. Additionally, special steel is utilized in medical devices like needles, catheters, and dental instruments, ensuring precision, hygiene, and reliability in these critical tools.
- Q: How does special steel perform in high-temperature oxidation with sulfur-containing atmospheres?
- Special steel, due to its unique composition and properties, exhibits excellent performance in high-temperature oxidation with sulfur-containing atmospheres. Its high resistance to corrosion and oxidation ensures that it can withstand the harsh conditions and maintain its structural integrity even at elevated temperatures. Additionally, special steel's ability to form a protective oxide layer helps to prevent sulfur-related damage and maintain its mechanical properties over time.
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Alloy Steel 1.7220/35crmo/SCM435 Tool Steel Special 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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