Hot Work Die Steel Round Bar H12 Steel
- Ref Price:
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- 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
The details of our Steel
1. Produce Standard: as the GB, AISI, ASTM, SAE, EN, BS, DIN, JIS Industry Standard
2. Produce processes: Smelt Iron -EAF smelt Billet - ESR smelt Billet -Hot rolled or forged get the steel round bar and plate
3. Heat treatment:
Normalized / Annealed / Quenched+Tempered
4. Quality assurance:
All order we can received Third party inspection, You can let SGS, BV,.. and others test company test and inspect our products before Goods shipping.
Product information
1.Specification of H12 steel | |||||||||||||
Round bar | Diameter(mm) | Length (mm) | |||||||||||
70~600 | 2000~6000 | ||||||||||||
Plate | Thickness(mm) | Width (mm) | Length (mm) | ||||||||||
25~400 | 100~810 | 2000~5800 | |||||||||||
The specification can be customised! | |||||||||||||
2.Chemical compositon of H12 steel | |||||||||||||
NO. | C | Mn | Si | Cr | Mo | V | P | S | |||||
Aisi H12 | 0.28~0.55 | 0.15~0.45 | 0.10~0.40 | 2.70~3.20 | 2.60~3.00 | 0.40~0.70 | ≤0.030 | ≤0.030 | |||||
3.Delivery condition | |||||||||||||
Standard Number | Annealing | Heat treatment temp( °C ) | HRC Secondar Hardness | ||||||||||
H12 | ≤235 | Hardening: 1020 Tempering: 530~560 | 47~54 | ||||||||||
4.Heat treatment | |||||||||||||
1.Quench:1000-1040`C via 600`C and 850`C, preheating oil or wind cooling 2.Temper temperature should be higher than working temperature in order to stabilize the working size of mold 3.Heat up to 650°C of average temperature in order to eliminate the machined stress, 500 °c air cooling after electric cooker cooling 4.Tempering, 800-850 °c ,slow cooling after diathermia 5. Melting Process of SKD61 steel rod | |||||||||||||
1.EAF: Electric Furnace+LF+VD(Optional) | |||||||||||||
2.ESR: Electric Furnace+LF+VD+Eleroslag Remelted(Optional) | |||||||||||||
UT Class of SKD61 steel rod | |||||||||||||
5.Characteristic of H12steel | |||||||||||||
(1) High strength toughness, high chromium steel | |||||||||||||
(2) Good hot intensity and rigidity. | |||||||||||||
(3) Good tenacity, hot tirdness nature and wearable in medium temperature | |||||||||||||
(4) Empty quench in low Austenitizing temperature condition, little distortion after heat treatment. | |||||||||||||
6.Application | |||||||||||||
(1) Used in hard plastic mold , aluminum, zinc alloy die-casting mold , forging hammer. | |||||||||||||
(2) high speed precision forging die insertsdrawing dies, plate dies and edge or cold shears,etc. | |||||||||||||
(3) All products' technology request and dimensions | |||||||||||||
Product show
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Shipping
1. FedEx/DHL/UPS/TNT for samples, Door-to-Door;
2. By Air or by Sea for batch goods, for FCL; Airport/ Port receiving;
3. Customers specifying freight forwarders or negotiable shipping methods!
Delivery Time: 3-7 days for samples; 5-25 days for batch goods.
Payment Terms
1.Payment: T/T, L/C, Western Union, MoneyGram,PayPal; 30% deposits; 70% balance before delivery.
2.MOQ: 1pcs
3.Warranty : 3 years
4.Package Informations: 1) EXPORT, In 20 feet (GW 25 ton) or 40 feet Container (GW 25 ton)
2)as customer's requirement
Why choose us?
(1) The leading exporter in China special steel industry.
(2) Large stocks for various sizes, fast delivery date.
(3) Good business relationship with China famous factories.
(4) More than 7 years steel exporting experience.
(5) Good after-sales service guarantee.
- Q: What are the different methods of surface coloring for special steel?
- There are several methods of surface coloring for special steel, including electroplating, hot-dip galvanizing, powder coating, and physical vapor deposition (PVD). Each method offers unique benefits and can be chosen based on factors such as desired appearance, durability, corrosion resistance, and cost-effectiveness.
- Q: How does special steel maintain its strength at different temperatures?
- Special steel maintains its strength at different temperatures due to its unique composition and specific manufacturing processes. The addition of alloying elements, such as chromium, nickel, and molybdenum, enhances the steel's ability to resist thermal degradation and maintain its structural integrity. Additionally, special heat treatment techniques, such as quenching and tempering, are applied to improve the steel's microstructure, resulting in increased strength and toughness at various temperature ranges.
- Q: How does special steel contribute to the tool manufacturing industry?
- Special steel plays a crucial role in the tool manufacturing industry by providing enhanced strength, durability, and wear resistance to tools. This type of steel is specifically designed to withstand extreme conditions and heavy usage, allowing tools to perform efficiently and last longer. With its unique properties, special steel enables the production of high-quality, precision tools that can handle demanding tasks in various industries, ultimately enhancing productivity and ensuring safety for workers.
- Q: How is wear-resistant stainless steel used in the production of cutting tools?
- Wear-resistant stainless steel is used in the production of cutting tools due to its exceptional strength and resistance to wear and corrosion. This type of stainless steel is specifically designed to withstand high levels of stress and friction, making it ideal for tools that require cutting, shearing, or shaping. The wear resistance of stainless steel ensures that the cutting edges of these tools remain sharp and durable over extended periods of use, resulting in increased productivity and longer tool lifespan.
- Q: What are the different corrosion protection methods used for special steel?
- There are several corrosion protection methods used for special steel to ensure its durability and longevity. These methods include: 1. Coatings: Applying various types of coatings, such as paint, epoxy, or zinc, can provide a protective layer on the steel surface. These coatings act as a barrier, preventing moisture and corrosive elements from coming into direct contact with the steel. 2. Galvanization: Galvanizing is a process that involves coating the steel with a layer of zinc. This creates a sacrificial barrier, as the zinc corrodes instead of the steel. Galvanized steel is commonly used in outdoor applications, such as fences, poles, and roofing. 3. Stainless steel: Special steel can also be manufactured using stainless steel, which contains a high percentage of chromium. Chromium forms a passive layer on the surface of the steel, providing excellent corrosion resistance. Stainless steel is widely used in industries such as construction, food processing, and medical equipment. 4. Cathodic protection: This method involves creating an electrical current or using sacrificial anodes to protect the steel. By introducing a more reactive metal (sacrificial anode) or applying an electrical current, corrosion is minimized as the reactive metal corrodes instead of the steel. 5. Alloying: Modifying the composition of the steel by adding elements like nickel, molybdenum, or copper can enhance its resistance to corrosion. These alloying elements form a protective layer on the surface, making the steel more resistant to rust and other forms of corrosion. 6. Passivation: Passivation is a chemical process that removes free iron from the surface of the steel and forms a protective oxide layer. This layer acts as a barrier against corrosion, enhancing the steel's resistance to rust and other forms of corrosion. 7. Proper maintenance: Regular inspection, cleaning, and maintenance of special steel are essential in preventing corrosion. Removing dirt, debris, and other contaminants from the steel's surface can help maintain its protective coatings and prevent corrosion from occurring. It is important to select the appropriate corrosion protection method based on the specific application and environmental conditions to ensure the long-term performance and durability of special steel.
- Q: How does the hardness of special steel affect its performance?
- The hardness of special steel directly affects its performance as it determines its ability to withstand wear, deformation, and damage under various operating conditions. A harder steel will generally have improved resistance to abrasion, impact, and fatigue, making it more suitable for demanding applications where durability and strength are crucial. Additionally, hardness can affect other properties such as machinability, formability, and corrosion resistance, influencing the overall performance and longevity of the special steel in its intended use.
- Q: How does special steel perform in terms of electrical conductivity?
- Special steel does not have high electrical conductivity compared to other materials such as copper or aluminum.
- Q: How does special steel contribute to the packaging industry?
- Special steel contributes to the packaging industry by offering enhanced strength and durability to packaging materials and machinery. It helps in manufacturing high-quality packaging products with increased resistance to corrosion, impact, and wear, ensuring the protection and preservation of goods during transportation and storage. Additionally, special steel's versatility allows for the production of innovative packaging designs, enabling companies to create customized solutions that meet specific requirements and attract consumers.
- Q: What are the different methods of surface electroplating for special steel?
- There are several methods of surface electroplating for special steel, including electroless plating, electroplating by immersion, barrel plating, and rack plating. Electroless plating is a chemical process that uses a reducing agent to deposit a layer of metal onto the steel surface. Electroplating by immersion involves immersing the steel in an electrolyte bath and applying an electric current to deposit a metal coating. Barrel plating is a method where the steel parts are placed in a rotating barrel along with the plating solution, creating a tumbling action that ensures an even coating. Rack plating involves suspending the steel parts on a rack and immersing them in the plating bath. Each method has its own advantages and is chosen based on the specific requirements and characteristics of the special steel being plated.
- Q: What are the different high-pressure grades of special steel?
- There are several different high-pressure grades of special steel, each with its own unique properties and applications. Some of the commonly used high-pressure grades of special steel include: 1. 4130 steel: This grade of steel is known for its excellent strength, toughness, and heat resistance. It is often used in the manufacturing of high-pressure tubing and components for the oil and gas industry. 2. 4340 steel: This grade of steel is known for its exceptional strength and toughness. It is commonly used in the production of high-pressure valves, gears, and other critical components in industries like aerospace, defense, and automotive. 3. 316 stainless steel: This grade of stainless steel is highly corrosion-resistant and has excellent high-temperature properties. It is frequently used in high-pressure applications such as pipelines, heat exchangers, and pressure vessels in chemical and petrochemical industries. 4. 17-4 PH stainless steel: This grade of stainless steel offers a combination of high strength, excellent corrosion resistance, and good toughness. It is often used in high-pressure pump components, turbine blades, and other critical parts in industries like power generation and aerospace. 5. F22 steel: This grade of steel is a low-alloy steel with high-temperature strength and excellent creep resistance. It is commonly used in high-pressure and high-temperature applications such as boilers, pressure vessels, and piping systems in power plants and refineries. These are just a few examples of the high-pressure grades of special steel available. The selection of the appropriate grade depends on the specific requirements of the application, including factors like pressure, temperature, corrosion resistance, and mechanical properties.
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Hot Work Die Steel Round Bar H12 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
OKorder Financial Service
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