Alloy Steel 4Cr13 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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Item specifice
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(GB)%
C | Si | Mn | Cr | P | S |
0.4 | 0.5 | 0.7 | 13 | ≤0.030 | ≤0.030 |
Standard
GB | ASTM | DIN | JIS |
4Cr13 | 4.2 | 1.2083 | 420J2 |
Available Size
Rolled plate | 12-120mm*720mm*6000mm | ||
Module | 130-400mm*1000mm*6000mm | ||
Heat Treatment
Processing | Temperature ℃ | Hardness |
Anneal | 750-800 | ≤235HB |
Quenching | 1050-1100 | ≥50HRC |
Tempering | 200-300 | ≥50HRC |
Characterstics
1.High corrosion resistance and mirror performance
2.Higher strength and abrasion resistance
Applications:Suitable for precise dies with super mirror performance and abrasion resistance,camera components,optical lens
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:How does the hardness of special steel affect its machinability?
- The hardness of special steel has a direct impact on its machinability. Generally, as the hardness of steel increases, its machinability decreases. Harder steel is more difficult to cut, shape, and form due to its increased resistance to deformation. Consequently, machining operations, such as drilling, milling, or turning, become more challenging and require specialized tools and techniques to achieve the desired results.
- Q:Can special steel be used for medical implants?
- Yes, special steel can be used for medical implants. Certain types of stainless steel, such as 316L, are commonly utilized in the manufacturing of medical implants due to their excellent biocompatibility, corrosion resistance, and mechanical properties.
- Q:How does special steel contribute to the manufacturing of precision instruments?
- Special steel plays a crucial role in the manufacturing of precision instruments by providing exceptional strength, durability, and resistance to corrosion. Its unique properties allow for the production of intricate parts and components that require high precision and accuracy. Additionally, special steel offers excellent heat resistance and stability, ensuring consistent performance and reliability of precision instruments in various demanding environments and applications.
- Q:Carbon steel and stainless steel and pattern steel and special steel and high carbon steel difference
- Because of the different colors of steel, showing special patterns, steel should be relatively small amount of steel, such as n690 is a special stainless steel, high hardness
- Q:What are the properties of duplex stainless steel?
- Duplex stainless steel is a type of stainless steel that possesses a unique combination of properties. It is highly corrosion resistant, making it suitable for use in aggressive environments, such as those containing chlorides or acids. It also exhibits excellent strength and toughness, allowing it to withstand high pressures and temperatures. Additionally, duplex stainless steel has good weldability and formability, making it versatile for various fabrication processes. Its dual-phase microstructure provides a balance of ferrite and austenite, resulting in improved resistance to stress corrosion cracking and higher resistance to pitting and crevice corrosion compared to other types of stainless steel.
- Q:How does tool and die steel maintain its hardness and wear resistance?
- Tool and die steel maintains its hardness and wear resistance through a combination of factors, including its composition and heat treatment. It is typically made from high-carbon and high-chromium alloys, which provide inherent hardness and resistance to wear. Additionally, the steel is subjected to a specific heat treatment process, such as quenching and tempering, which further enhances its hardness and toughness. This combination of composition and heat treatment allows the tool and die steel to withstand the high pressures, repeated impacts, and abrasive forces encountered in tooling and die applications, thus maintaining its hardness and wear resistance over time.
- Q:What are the requirements for special steel used in defense equipment manufacturing?
- The requirements for special steel used in defense equipment manufacturing typically include high strength and durability, resistance to corrosion and wear, good toughness and impact resistance, as well as the ability to withstand extreme temperatures and harsh environments. Additionally, the steel must meet stringent quality control standards and industry specifications to ensure its reliability and performance in critical defense applications.
- Q:How does the heat treatment process affect the hardness of special steel?
- The heat treatment process has a significant impact on the hardness of special steel. Heat treatment involves heating the steel to a specific temperature, holding it at that temperature for a certain period, and then cooling it at a controlled rate. This process alters the microstructure of the steel, which in turn affects its hardness. One of the most common heat treatment techniques is quenching, which involves rapid cooling of the steel. Quenching results in the formation of a hard and brittle microstructure called martensite. The rapid cooling prevents the formation of other softer microstructures, such as pearlite or ferrite, and thus increases the hardness of the steel. Another heat treatment process that affects the hardness of special steel is tempering. After quenching, the steel is often tempered to reduce its brittleness and improve its toughness. Tempering involves reheating the quenched steel to a lower temperature and then slowly cooling it. This process allows for the transformation of some of the martensite into a more ductile microstructure, such as tempered martensite or bainite. These microstructures retain some of the hardness of martensite but also provide improved toughness and resistance to fracture. In summary, the heat treatment process significantly affects the hardness of special steel. Quenching increases hardness by forming martensite, while tempering balances hardness with improved toughness. The specific heat treatment parameters, such as temperature and cooling rate, can be adjusted to achieve the desired hardness and mechanical properties for different applications of special steel.
- Q:How does special steel perform in terms of fatigue strength?
- Special steel generally performs well in terms of fatigue strength. It is specifically designed to withstand repeated loading and unloading without experiencing fatigue failure. Its unique composition and heat treatment processes make it highly resistant to crack initiation and propagation, resulting in an extended fatigue life compared to regular steel. Additionally, special steels often exhibit improved resistance to other forms of degradation, such as corrosion, which further enhances their overall fatigue performance.
- Q:Can special steel be used for aerospace engine components?
- Yes, special steel can be used for aerospace engine components.
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Alloy Steel 4Cr13 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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