Special Steel 1.6511 Alloy Structural Steel / 4340 Tool Steel

Special Steel 1.6511 Alloy Structural Steel / 4340 Tool Steel

Ref Price:: $300.00 - 500.00 / m.t.

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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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

Chemical Composition(%) of 4340 tool steel	C	Si	Mn	S	P	Cr	Mo
	0.38-0.43	≤0.40	0.60-0.80	≤0.040	≤0.035	0.90-1.20	0.15-0.30
Available Size of 4340 tool steel	Diameter(mm)		Length(mm)
	10-300		2000-6000
Characteristics of 4340 tool steel	1.high hardness 2.high tensile
Application of 4340 tool steel	extrusion dies and die-casting for alumium, mandgnesium allay mostly, for copper alloy could use mechaincal press forhing of steel
Heat Treatment of 4340 tool steel	1. Forging:Heat slowly and uniformly to 1000°C. After forging cool slowly. 2. Annealing: 780-800°C slowly cooling

Main product

Plastic Mould Steel

DIN 1.2311,1.2738,1.2083,1.2316 etc.

AISI P20,P20+Ni,420 etc.

JIS SUS420J2

Hot Work Steel

DIN 1.2344,1.2343,1.2367,1.2365,1.2581,1.2713 etc.

AISI H13,H11,H10,H21, etc.

JIS SKD61,SKD6,SKD5,SKT4 etc.

Cold Work Steel

DIN 1.2739, 1.2601, 1.2080, 1.2436, 1.2631, 1.263, 1.2510, 1.2327 etc.

AISI D2, D5, D3, D6, A8, A2, O1 etc.

JIS SKD10, SKD11, SKD1, SKS3 etc.

High Speed Steel

DIN 1.3343, 1.3243, 1.3247, 1.3355 etc.

AISI M2, M35, M42, T1 etc.

JIS SKH51, SKH35, SKH59, SKH2 etc.

Alloy Structural Steel

DIN 1.7035,1.6511,1.7220,1.7225 etc.

AISI 5140, 4340, 4135, 4140 etc.

JIS SCr440,SNCM439,SCM435,SCM440 etc.

Stainless & Carbon Steel or Others

DIN 1.4125,1.1191 etc

AISI 440C,1045, 1020 etc.

JIS SUS440C,S45C etc

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Special Steel 1.6511 Alloy Structural Steel / 4340 Tool Steel

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 most common alloys used in special steel?: The most common alloys used in special steel are chromium, nickel, molybdenum, and vanadium.

Q: What are the main applications of special steel in the medical implants?: Special steels have numerous applications in the field of medical implants. They are commonly used in orthopedic implants such as joint replacements, screws, plates, and pins, due to their high strength and corrosion resistance. Special steels are also utilized in cardiovascular implants like stents and pacemaker leads, as they provide excellent biocompatibility and durability. Additionally, special steels find application in dental implants, surgical instruments, and prosthetics, owing to their ability to withstand sterilization processes and maintain mechanical integrity.

Q: How does special steel resist oxidation at high temperatures?: Special steel resists oxidation at high temperatures due to the presence of specific alloying elements and a carefully controlled manufacturing process. These alloying elements, such as chromium, nickel, and aluminum, form a protective oxide layer on the surface of the steel when exposed to oxygen in the air. This oxide layer acts as a barrier, preventing further oxidation of the steel. Chromium is particularly effective in forming a stable and dense chromium oxide layer, which acts as a self-healing mechanism. This means that if the oxide layer is damaged or scratched, it will quickly regenerate and continue to protect the steel from further oxidation. Furthermore, the manufacturing process of special steel involves precise control of the composition and heat treatment. This ensures that the steel has a fine and uniform microstructure, minimizing the presence of impurities or defects that could accelerate oxidation. Additionally, the steel is often subjected to various heat treatments, such as annealing or quenching, which further enhance its resistance to oxidation. Overall, the combination of alloying elements, controlled composition, and specific manufacturing processes enable special steel to resist oxidation at high temperatures, making it ideal for applications in industries such as aerospace, power generation, and petrochemical.

Q: How does special steel perform in high-temperature applications?: Special steel performs exceptionally well in high-temperature applications due to its unique composition and properties. It exhibits excellent heat resistance, maintaining its strength and hardness even at elevated temperatures. Special steel also demonstrates exceptional thermal stability, preventing deformation and maintaining dimensional stability under extreme heat. Additionally, it possesses excellent oxidation and corrosion resistance, ensuring longevity and durability in high-temperature environments. Overall, special steel is specifically designed to withstand and excel in demanding high-temperature applications.

Q: How does special steel contribute to improving product quality?: Special steel contributes to improving product quality in several ways. Firstly, special steel is known for its superior strength, durability, and resistance to corrosion, making it ideal for manufacturing high-quality products that can withstand challenging conditions and last longer. Secondly, special steel often has unique properties like high heat resistance, excellent machinability, or specific magnetic properties, which enable manufacturers to create products with enhanced performance and functionality. Moreover, special steel allows for precise and intricate designs, enabling the production of complex components with tight tolerances, resulting in improved accuracy and efficiency. Overall, the use of special steel in manufacturing processes helps to ensure that the final products are of higher quality, more reliable, and better suited to meet the needs and expectations of customers.

Q: What are the main applications of special steel in the packaging industry?: Special steel has a wide range of applications in the packaging industry, primarily due to its exceptional strength, durability, and corrosion resistance. It is commonly used in the manufacturing of packaging machinery, such as conveyor systems, filling machines, and cutting tools, ensuring efficient and precise operations. Additionally, special steel is often employed in the production of packaging materials, including cans, containers, and closures, providing enhanced protection and preservation of goods.

Q: How does special steel perform in magnetic fields?: Special steel is typically non-magnetic, meaning it has a very low magnetic permeability. This property allows it to perform well in magnetic fields, as it does not interfere with or distort the field.

Q: How are cobalt-based alloys used in dental applications?: Cobalt-based alloys are commonly used in dental applications due to their high strength, corrosion resistance, and biocompatibility. These alloys are used in dental prosthetics, such as crowns, bridges, and dentures, to provide durability and stability. Additionally, cobalt-based alloys are often used in orthodontic appliances, implants, and surgical instruments due to their excellent mechanical properties and resistance to wear and deformation.

Q: How does special steel contribute to product innovation?: Special steel contributes to product innovation in several ways. Firstly, its unique properties such as high strength, durability, and resistance to corrosion enable manufacturers to develop new and improved products that can withstand harsh conditions and offer enhanced performance. Secondly, special steel's flexibility and versatility allow for the creation of complex shapes and designs, enabling the development of innovative and aesthetically pleasing products. Additionally, the use of special steel in product manufacturing can lead to advancements in various industries such as automotive, aerospace, and energy, as it allows for the production of lighter, more fuel-efficient, and environmentally friendly products. Overall, special steel provides the foundation for product innovation by enabling the creation of novel, high-quality, and technologically advanced products.

Q: What are the requirements for special steel used in high-strength applications?: The requirements for special steel used in high-strength applications typically include high tensile strength, excellent toughness, good corrosion resistance, and the ability to withstand extreme temperatures. Additionally, the steel must possess good weldability and formability to facilitate the manufacturing process. Furthermore, it should meet specific industry standards and specifications to ensure its suitability for the intended application.

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