Special Steel D2/SKD11 High Carbon Steel Plate
- 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:
Carbon Steel
Shape:
Steel Sheet
Standard:
ASTM,AISI,BS,DIN,API,EN,GB,JIS
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,PVDF Coated,Black
Thickness:
as required
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(%)
| Country | Standard | C | Si | Mn | Cr | Mo | V | S | P | Other |
| China(GB) | Cr12Mo1V1 | 1.40-1.60 | ≤0.60 | ≤0.60 | 11.0-13.0 | 0.70-1.20 | ≤1.10 | ≤0.030 | ≤0.030 | Co≤1.00 |
| USA(ASTM) | D2 | 1.40-1.60 | 0.30-0.50 | 0.30-0.50 | 11.0-13.0 | 0.70-1.20 | 0.8 | ≤0.025 | ≤0.025 | Co:0.60 |
| Germany(DIN) | 1.2379 | 1.50-1.60 | 0.10-0.40 | 0.15-0.45 | 11.5-12.5 | 0.60-0.80 | 0.90-1.10 | ≤0.030 | ≤0.030 | - |
| Japan(JIS) | SKD11 | 1.40-1.60 | ≤0.40 | ≤0.60 | 11.0-13.0 | 0.80-1.20 | 0.20-0.50 | - | - | Ni≤0.50 |
Available Size
| Rolled flat steel | 12-90mm×205-610mm×L |
| Forged flat steel | 100-300mm×400-600mm×L |
Characterstics
| 1.High hardening ability and quench-hardening performance | ||||||
| 2.High abrasive resistance | ||||||
| 3.Good oxidation resistance at elevated temperatures | ||||||
| 4.Less deformation after heat treatment |
Applications: suitable for various complicated cold working dies with high precision and long lifetime,such as punching dies,cold extrusion dies,thread rolling dies,screw plates,cold extrusion dies,and precise measuring devices
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 special steel contribute to the automotive emission reduction?
- Special steel contributes to automotive emission reduction in several ways. Firstly, it is used in the manufacturing of lightweight components, such as the body and chassis, which helps to reduce the overall weight of the vehicle. This, in turn, improves fuel efficiency and reduces emissions. Additionally, special steel can be used to produce more durable and efficient engine parts, such as pistons and crankshafts, which enhance the overall performance of the engine and reduce emissions. Furthermore, special steel is also utilized in the production of exhaust systems, where its high temperature resistance and corrosion resistance properties help to improve the efficiency of catalytic converters, leading to lower emissions of harmful pollutants. Overall, the use of special steel in the automotive industry plays a crucial role in reducing emissions and promoting environmental sustainability.
- Q: What are the challenges in machining special steel alloys?
- Machining special steel alloys poses several challenges due to their unique properties and characteristics. One of the primary challenges is their high hardness. Special steel alloys are often heat-treated to enhance their mechanical properties, resulting in increased hardness. This makes it difficult to machine them as traditional cutting tools may wear out quickly or become dull. The high hardness also increases the risk of tool breakage, leading to frequent tool changes and increased production downtime. Another challenge is the presence of abrasive elements in special steel alloys. Some alloys contain elements like chromium, tungsten, or vanadium, which can cause rapid tool wear and degradation. These abrasive elements can cause excessive tool wear, leading to reduced cutting tool life and increased machining costs. Moreover, the presence of these elements can result in poor surface finish and dimensional accuracy if not properly managed during the machining process. Special steel alloys also tend to have low thermal conductivity, which makes it difficult to dissipate heat generated during machining. This can lead to high temperatures at the cutting zone, resulting in thermal expansion and distortion of the workpiece. The heat can also affect the cutting tool, reducing its life and efficiency. Managing the heat generated during machining is critical to prevent workpiece deformation and maintain dimensional accuracy. Furthermore, the presence of alloying elements can make these steel alloys prone to work hardening. This means that the material becomes harder and more difficult to cut as the machining process progresses. Work hardening can lead to increased cutting forces, tool wear, and reduced surface finish. To overcome this challenge, machining parameters such as cutting speed, feed rate, and depth of cut must be carefully optimized to avoid excessive work hardening. In conclusion, machining special steel alloys presents challenges such as high hardness, abrasive elements, low thermal conductivity, and work hardening. Overcoming these challenges requires the use of specialized cutting tools, efficient cooling and lubrication systems, optimized machining parameters, and careful selection of machining strategies. By addressing these challenges effectively, manufacturers can achieve accurate and efficient machining of special steel alloys.
- Q: How does electrical steel minimize energy losses in electrical devices?
- Electrical steel minimizes energy losses in electrical devices due to its unique magnetic properties. It is specifically designed to have low electrical resistance and high magnetic permeability, allowing it to efficiently conduct and transfer electrical energy while reducing heat generation and energy wastage. This enables electrical devices, such as transformers and motors, to operate more efficiently and effectively, thus minimizing energy losses.
- Q: How does special steel perform in case hardening applications?
- Special steel performs exceptionally well in case hardening applications. Case hardening is a heat treatment process used to increase the surface hardness of a material while maintaining a tough and ductile core. Special steel, also known as alloy steel, is specifically formulated to have enhanced properties such as high strength, toughness, and wear resistance. In case hardening applications, special steel is ideal due to its ability to form a hard outer layer while retaining its core properties. The process typically involves heating the steel to a specific temperature and then introducing a carbon-rich environment, such as through carburizing or carbonitriding. The carbon atoms diffuse into the steel's surface, creating a high-carbon layer, known as the case, which significantly increases hardness and wear resistance. Special steel's high carbon content allows for deeper and more uniform case hardening compared to other types of steel. This results in improved durability, reduced friction, and enhanced resistance to wear, abrasion, and impact. The tough core of special steel also ensures that the material remains resistant to cracking or fracturing under high stress or impact loads. Additionally, special steel offers excellent machinability, allowing for ease of processing during case hardening applications. This makes it a preferred choice for various industries, including automotive, aerospace, tooling, and manufacturing, where components require both high surface hardness and structural integrity. Overall, special steel is highly regarded for its exceptional performance in case hardening applications. Its combination of high strength, toughness, wear resistance, and machinability makes it an excellent choice for producing durable and reliable components that can withstand demanding operating conditions.
- Q: How is special steel used in the medical industry?
- Special steel is used in the medical industry for various applications, including the manufacturing of surgical instruments, implants, and medical devices. It possesses unique properties such as high strength, corrosion resistance, and biocompatibility, making it ideal for these applications. Additionally, special steel is used in the production of high-quality tools and equipment used in medical research and laboratory settings.
- Q: What are the requirements for special steel used in power plants?
- The requirements for special steel used in power plants are specific and stringent, given the critical role that these materials play in ensuring the safe and efficient operation of power generation facilities. Some of the key requirements for special steel in power plants include: 1. High temperature resistance: Special steel used in power plants must be able to withstand high temperatures without losing its structural integrity. This is crucial as power plants operate at elevated temperatures, especially in areas such as the combustion chamber or steam turbines. 2. Corrosion resistance: Power plants often operate in environments with high levels of moisture, chemicals, and other corrosive elements. Special steel must possess excellent corrosion resistance to prevent degradation and premature failure caused by chemical reactions or rusting. 3. Strength and toughness: As power plants generate significant amounts of energy, the components made of special steel must exhibit high strength and toughness to withstand the mechanical stresses and loads they are subjected to. This includes resistance to fatigue, creep, and stress corrosion cracking. 4. Weldability: Power plant components often require welding during fabrication or maintenance. Special steel should have good weldability to ensure strong and reliable joints that maintain the structural integrity of the overall system. 5. Low thermal expansion: Special steel used in power plants should have low thermal expansion properties to minimize the risk of thermal stress and distortion that can occur due to temperature variations during operation. This ensures dimensional stability and prevents premature failure. 6. Resistance to radiation: In some power plants, such as nuclear facilities, special steel may be exposed to radiation. Therefore, it is necessary for the steel to have good resistance to radiation damage, ensuring its long-term performance and safety. 7. Compliance with industry standards: Special steel used in power plants must meet specific industry standards and codes to ensure its quality, reliability, and safety. These may include standards such as ASTM, ASME, or ISO, among others. Overall, the requirements for special steel used in power plants are driven by the need for high temperature resistance, corrosion resistance, strength, weldability, low thermal expansion, radiation resistance, and compliance with industry standards. Meeting these requirements ensures the integrity and longevity of power plant components, contributing to the safe and efficient generation of electricity.
- Q: What are the challenges in welding special steel alloys?
- Welding special steel alloys presents various obstacles due to their distinct properties and composition. Key challenges encountered when welding special steel alloys include the following: 1. Elevated melting point: Special steel alloys typically possess higher melting points compared to regular steel, necessitating increased heat input during the welding process. This can create difficulties in achieving proper fusion and may require specialized welding equipment and techniques. 2. Disparity in thermal expansion: Special steel alloys may exhibit different coefficients of thermal expansion in comparison to the base metal or other materials being joined. This can result in the development of stress and distortion during welding, impacting the structural integrity of the welded joints. 3. Heat sensitivity: Certain special steel alloys are more susceptible to heat-affected zone (HAZ) cracking and other forms of weld defects. The heightened heat input during welding can induce the formation of brittle phases or precipitates, leading to reduced mechanical properties and potential weld failures. 4. Metallurgical alterations: Welding special steel alloys can bring about significant metallurgical changes in the base metal and the heat-affected zone. These changes encompass the formation of new microstructures, variations in hardness, and modifications in chemical composition. Such alterations can affect the overall performance and properties of the welded joints. 5. Pre-weld and post-weld treatments: Specific pre-weld and post-weld treatments are often required for special steel alloys to minimize the risk of weld defects and optimize the properties of the welded joints. These treatments may encompass preheating, post-weld heat treatment, or the utilization of specialized filler metals to ensure adequate weld integrity. 6. Limited consumable availability: Special steel alloys may have a limited selection of suitable consumables, such as filler metals and shielding gases, which are vital for achieving high-quality welds. The absence of appropriate consumables can make it challenging to find compatible materials that offer sufficient strength and corrosion resistance in the welded joints. To overcome these challenges effectively, it is essential to possess a comprehensive understanding of the specific properties and requirements of the special steel alloy being welded. The utilization of proper welding techniques, including heat control, filler material selection, and post-weld treatments, is crucial to ensure welds of superior quality with optimal mechanical properties and structural integrity. Moreover, collaborating with material suppliers, welding experts, and adhering to industry standards and guidelines can facilitate the effective resolution of challenges associated with welding special steel alloys.
- Q: What are the applications of special steel in the manufacturing supply chain?
- Special steel has a wide range of applications in the manufacturing supply chain. It is commonly used in industries such as automotive, aerospace, construction, and energy. Special steel's high strength, durability, and corrosion resistance make it ideal for manufacturing critical components, such as engine parts, bearings, gears, and structural elements. Additionally, its ability to withstand high temperatures and extreme conditions allows for its use in manufacturing tools, molds, and dies. Overall, special steel plays a vital role in enhancing the performance, reliability, and efficiency of various manufacturing processes and products.
- Q: Can special steel be used in the medical field?
- Yes, the medical field utilizes special steel. Special steel alloys, including but not limited to stainless steel, find extensive application in medical and surgical instruments, implants, and equipment. Stainless steel is selected for its remarkable resistance to corrosion, exceptional strength, and enduring durability. It is commonly employed in surgical instruments like scalpels, forceps, and needles, as well as in orthopedic implants like bone screws and plates. Moreover, special steel alloys are employed in the fabrication of medical equipment such as MRI machines and X-ray tables, where high strength and magnetic properties are imperative. In summary, special steel plays a pivotal role in the medical field owing to its distinctive characteristics and capacity to meet stringent criteria for hygiene, safety, and dependability.
- Q: How does the microstructure of special steel affect its performance?
- The microstructure of special steel plays a significant role in determining its performance. Special steels are alloyed with specific elements to enhance their properties and meet specific application requirements. The microstructure refers to the arrangement of the steel's crystalline grains and the presence of any phase transformations within the material. One critical aspect of the microstructure is the grain size. Fine-grained structures, achieved through controlled cooling or alloying additions, offer improved strength, hardness, and toughness. Smaller grain sizes hinder the movement of dislocations within the material, resulting in increased strength and hardness. This is particularly crucial in applications that require high strength-to-weight ratios, such as aerospace or automotive components. Another crucial factor is the presence of various phases in the microstructure. The addition of specific alloying elements can promote the formation of different phases, such as martensite, bainite, or ferrite. These phases have different mechanical properties, such as hardness, toughness, and corrosion resistance. By carefully controlling the microstructure, it is possible to tailor the steel's performance to specific applications. For example, martensitic structures offer high hardness and wear resistance, ideal for cutting tools, while bainitic structures provide a good balance of strength and toughness, suitable for structural components. Furthermore, the microstructure also governs the steel's response to heat treatment processes, such as quenching and tempering. Heat treatments can modify the microstructure to achieve desired mechanical properties, such as increasing hardness or improving resistance to fatigue. The microstructure's ability to transform during heat treatment allows for precise control over the steel's performance characteristics. In summary, the microstructure of special steel significantly affects its performance. Grain size, phase distribution, and response to heat treatment are all key factors that determine the steel's mechanical properties and suitability for specific applications. By understanding and manipulating the microstructure, engineers can design special steels with enhanced performance, meeting the stringent demands of various industries.
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Special Steel D2/SKD11 High Carbon Steel Plate
- 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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