Special Steel 42CrMo/1.7225 Working Mould Steel

Special Steel 42CrMo/1.7225 Working Mould 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

Inquire Now

Chat Online

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

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(%)

C	Si	Mn	Cr	Mo	Ni	P	S
0.38-0.45	0.17-0.37	0.50-0.80	0.90-1.20	0.15-0.25	≤0.030	≤0.030	≤0.030

Standard

GB	AISI	DIN	JIS	ISO
42CrMo	4140	42CrMo4	SCM440	42CrMo4

Available Size

Rolled round bar	φ20-120mm × L
Forged round bar	φ130-195mm × L

Heat Treatment

Item	Temperature℃	Hardness
quenching	840-880	HRC32-34
tempering	580	HRC32-34
quenching	900	HRC54-60
tempering	150-180	HRC54-60

Applications: The steel is suitable for manufacturing requires a certain strength and toughness of large and medium-sized plastic mold

Product show

.jpg

Workshop show

Special Steel 42CrMo/1.7225 Working Mould Steel

Q:Is special steel recyclable?: Yes, special steel is recyclable.

Q:What are the properties of high-strength tool steel?: High-strength tool steel possesses several key properties such as excellent hardness, exceptional wear resistance, high toughness, and good dimensional stability. It also exhibits high strength, good machinability, and the ability to withstand high temperatures, making it suitable for applications requiring heavy-duty cutting and shaping tools.

Q:What are the environmental considerations of using special steel?: There are several environmental considerations associated with the use of special steel. Firstly, the production of special steel involves the extraction and processing of raw materials, which can have significant environmental impacts. The mining of iron ore and other minerals required for steel production often results in habitat destruction, soil erosion, and water pollution. Additionally, the energy-intensive processes used to convert raw materials into steel emit large amounts of greenhouse gases, contributing to climate change. Furthermore, the disposal of special steel products at the end of their life cycle can also pose environmental challenges. Steel is a non-renewable resource, and its disposal in landfills can contribute to waste accumulation and resource depletion. However, steel is highly recyclable, and recycling steel products can significantly reduce the environmental impact associated with their disposal. In terms of transportation, special steel is often heavy and bulky, which leads to higher fuel consumption during transportation. This can contribute to air pollution and carbon emissions, particularly if long-distance shipping is involved. Moreover, the manufacturing processes used to produce special steel can generate various types of waste, such as slag and dust, which need to be properly managed to prevent negative environmental impacts. The treatment and disposal of these waste materials require careful consideration to ensure they do not contaminate soil, water, or air. To mitigate these environmental considerations, companies in the steel industry have been adopting more sustainable practices. This includes investing in cleaner technologies, such as electric arc furnaces that use recycled steel as feedstock, to reduce energy consumption and emissions. Additionally, implementing efficient waste management systems and promoting steel recycling can help minimize waste generation and resource depletion. Overall, while the use of special steel has undeniable benefits in various industries, it is crucial to consider and address the associated environmental impacts. Adopting sustainable practices throughout the entire lifecycle of special steel, from raw material extraction to end-of-life disposal, is vital in minimizing its environmental footprint and promoting a more sustainable future.

Q:How does corrosion-resistant steel protect against chemical attacks?: Corrosion-resistant steel protects against chemical attacks by forming a protective layer on its surface, which acts as a barrier between the steel and the corrosive substances. This layer, typically composed of chromium oxide, is highly stable and prevents the steel from direct contact with chemicals, thus reducing the likelihood of corrosion.

Q:What are the different methods of improving the corrosion resistance of special steel?: Improving the corrosion resistance of special steel can be accomplished through several available methods. Some commonly utilized techniques include: 1. Alloying: Enhancing corrosion resistance can be effectively achieved by alloying the steel with specific elements. For instance, the addition of chromium forms a protective chromium oxide layer on the surface, acting as a barrier against corrosion. Other elements such as molybdenum, nickel, and copper can also be incorporated to enhance corrosion resistance. 2. Surface treatments: Various surface treatments can be employed to augment the steel's corrosion resistance. Galvanizing, for example, involves coating the steel with a layer of zinc, providing protection against corrosion. Another method, electroplating, deposits a thin layer of a more corrosion-resistant metal like nickel or chromium onto the steel surface. 3. Passivation: Passivation is a chemical process that eliminates free iron and other contaminants from the steel surface, resulting in the creation of a passive film that aids in corrosion resistance. This method is frequently used for stainless steel, in which a thin layer of chromium oxide is formed by treating the steel with an oxidizing agent such as nitric acid. 4. Protective coatings: The application of protective coatings on the steel surface significantly enhances its corrosion resistance. Various types of coatings, such as paints, epoxy coatings, and ceramic coatings, act as a barrier between the steel and the corrosive environment, preventing direct contact and corrosion. 5. Heat treatment: Heat treatment techniques, including annealing, quenching, and tempering, can alter the steel's microstructure, thereby enhancing its corrosion resistance. Heat treatment improves the steel's mechanical properties, reduces residual stresses, and eliminates impurities, all of which contribute to better corrosion resistance. 6. Design considerations: Proper design and construction techniques play a crucial role in improving the corrosion resistance of special steel. For instance, the elimination of sharp corners and crevices, the use of appropriate drainage systems, and ensuring proper ventilation can prevent the accumulation of moisture and corrosive agents. It is important to note that the selection of the most suitable method depends on the specific application, environment, and desired level of corrosion resistance. Optimal results can often be achieved by employing a combination of these methods.

Q:How does special steel contribute to the manufacturing of springs for automotive applications?: Special steel plays a crucial role in the manufacturing of springs for automotive applications due to its unique properties and characteristics. Springs are essential components in automobiles as they provide the necessary suspension and shock absorption, ensuring a smooth and comfortable ride. One of the key advantages of special steel in spring manufacturing is its high strength and durability. Springs are subject to constant stress and repetitive loading, and special steel, with its exceptional strength, can withstand these forces without deforming or breaking. This property ensures that the springs can function reliably and maintain their shape and performance over extended periods of use. Additionally, special steel offers excellent fatigue resistance, which is vital for springs in automotive applications. Fatigue occurs when a material weakens and eventually fails after repeated loading and unloading cycles. Special steel is specifically designed to withstand fatigue, allowing the springs to endure the constant pressure and stress without experiencing premature failure. Moreover, special steel provides superior corrosion resistance, which is particularly important for automotive springs. Cars are exposed to various environmental elements, including moisture, road salt, and chemicals, which can lead to corrosion and deterioration of the springs. By using special steel with enhanced corrosion resistance, manufacturers can ensure that the springs have a longer lifespan and maintain their performance even in harsh conditions. Furthermore, special steel offers versatility in terms of its composition and properties. Manufacturers can choose from a wide range of special steel alloys, each with its own unique characteristics, to meet specific requirements. For example, some alloys offer greater elasticity, allowing the springs to flex and absorb shocks more effectively. Others provide higher hardness, enhancing the springs' load-bearing capacity. This flexibility in material selection empowers manufacturers to design and produce springs that are tailored to the specific needs of automotive applications. In conclusion, special steel significantly contributes to the manufacturing of springs for automotive applications by providing high strength, durability, fatigue resistance, corrosion resistance, and versatility. These properties enable the production of reliable, long-lasting springs that ensure optimal suspension, shock absorption, and overall performance in vehicles.

Q:What are the specific requirements for special steel used in the automotive piston industry?: The specific requirements for special steel used in the automotive piston industry are designed to ensure high performance, durability, and efficiency of the pistons. These requirements include: 1. High strength: Special steel used in automotive pistons must possess high tensile strength and hardness to withstand the extreme pressures and temperatures generated during combustion. 2. Heat resistance: The steel must have excellent heat resistance properties to withstand the intense heat generated by the combustion process without deforming or losing strength. 3. Wear resistance: Pistons undergo constant friction and wear against the cylinder walls. Therefore, the special steel used must have good wear resistance to minimize the wear and tear and prolong the lifespan of the piston. 4. Low thermal expansion: The steel should have a low coefficient of thermal expansion to prevent excessive expansion and contraction during temperature variations, ensuring a tight seal between the piston and cylinder walls. 5. Corrosion resistance: Pistons are exposed to various corrosive elements, including combustion by-products and engine oil. Special steel used in piston manufacturing must have good corrosion resistance to prevent premature deterioration and failure. 6. Fatigue resistance: The steel should possess excellent fatigue resistance to withstand the repetitive stress cycles experienced by the piston during engine operation. 7. Machinability: Special steel used in pistons should be easily machinable to achieve precise dimensions and tolerances necessary for optimal performance. 8. Cost-effectiveness: While meeting the above requirements, special steel used in the automotive piston industry should also be cost-effective to ensure profitability for the manufacturers. By meeting these specific requirements, special steel used in the automotive piston industry contributes to the overall performance, reliability, and longevity of the piston, which in turn enhances the efficiency and durability of the entire engine system.

Q:How does special steel perform in abrasive wear conditions?: Special steel is designed specifically to excel in conditions of abrasive wear, thanks to its unique composition and manufacturing process. This makes it highly resistant to the harmful effects of abrasion. The inclusion of alloying elements like chromium, manganese, and molybdenum in special steel significantly boosts its hardness and toughness. These elements aid in the formation of carbides within the steel matrix, which serve as barriers against abrasion. The carbides effectively withstand the forces exerted by abrasive particles, preventing them from inflicting significant damage on the steel surface. Additionally, special steel undergoes specialized heat treatment processes like quenching and tempering, further enhancing its resistance to abrasive wear. These processes not only increase the steel's hardness but also enhance its overall toughness and durability. As a result, special steel can withstand high levels of abrasion without experiencing substantial wear or deterioration. Moreover, special steel exhibits excellent corrosion resistance, in addition to its exceptional mechanical properties. This is achieved by incorporating elements such as chromium, which creates a protective oxide layer on the steel surface. The oxide layer acts as a barrier, preventing corrosive substances from reaching the underlying steel and causing further harm. In conclusion, special steel performs exceptionally well in conditions of abrasive wear. Its distinctive composition, heat treatment processes, and corrosion resistance properties make it an ideal material for applications where abrasion is a major concern. Whether in mining, manufacturing, or other industries prone to abrasive wear, special steel offers superior performance and extended lifespan, ensuring optimal efficiency and cost-effectiveness.

Q:How does special steel contribute to the manufacturing aftermarket industry?: Special steel plays a significant role in the manufacturing aftermarket industry by offering enhanced performance, durability, and reliability in the production of various components and equipment. One of the key contributions of special steel is its ability to withstand extreme conditions, such as high temperatures, corrosive environments, or heavy loads. This makes it an ideal material for manufacturing critical parts used in industries like automotive, aerospace, energy, and machinery. In the manufacturing aftermarket industry, special steel is commonly used in the production of replacement parts for machinery or equipment that have become worn out or damaged over time. The use of special steel ensures that these replacement parts possess the necessary strength and resilience to meet the original equipment manufacturer (OEM) specifications. Furthermore, special steel allows for the development of innovative designs and the production of more efficient and lightweight components. This helps in improving the overall performance of the equipment, reducing energy consumption, and enhancing productivity. For example, in the automotive industry, special steel is used to manufacture lightweight engine components, resulting in improved fuel efficiency and reduced emissions. Moreover, the use of special steel in the manufacturing aftermarket industry contributes to the reduction of maintenance and downtime costs. By using high-quality steel, the longevity of the replacement parts is increased, reducing the frequency of repairs or replacements. This leads to a decrease in production downtime and associated costs, as well as improving the overall reliability of the equipment. Additionally, special steel offers a wide range of customization options, enabling manufacturers to tailor the material properties to specific requirements. This flexibility allows for the development of unique solutions and the production of specialized components that meet the demands of various industries. It also enables manufacturers to address specific challenges related to wear resistance, hardness, or toughness, which are crucial factors in the aftermarket industry. In conclusion, special steel contributes significantly to the manufacturing aftermarket industry by providing enhanced performance, durability, and reliability to replacement parts. Its ability to withstand extreme conditions, enable innovative designs, reduce maintenance costs, and offer customization options makes it an indispensable material in the production of components and equipment in various industries.

Q:How does special steel contribute to the automotive parts industry?: Enhanced strength, durability, and performance are crucial attributes that special steel brings to the automotive parts industry. This unique material plays a pivotal role in improving the overall safety, reliability, and efficiency of vehicles. One of the primary benefits of special steel in the automotive parts industry is its ability to withstand extreme conditions, high temperatures, and pressures. This exceptional characteristic makes it perfect for manufacturing vital engine parts like crankshafts, camshafts, and connecting rods, which endure intense mechanical stress and heat. By utilizing special steel, these critical components can withstand the demanding conditions of combustion engines, resulting in enhanced engine performance and longevity. Another significant advantage of special steel is its resistance to corrosion. Automotive parts are exposed to various corrosive elements such as moisture, chemicals, and road salt. With the use of special steel, manufacturers can produce corrosion-resistant parts like exhaust systems, suspension components, and brake rotors, which play a crucial role in maintaining the structural integrity and safety of vehicles over time. Furthermore, special steel offers exceptional formability and weldability, enabling the production of complex automotive parts with precision and ease. This versatility allows manufacturers to create lightweight yet robust components like chassis, body panels, and suspension arms. These components contribute to fuel efficiency, handling, and overall vehicle performance. Additionally, the high tensile strength and toughness of special steel contribute to the safety of vehicles by ensuring the structural integrity of safety-critical parts like steering columns, seat frames, and roll bars. These components play a vital role in protecting occupants during accidents and collisions, making special steel an indispensable material for enhancing overall vehicle safety. In conclusion, the unique properties and characteristics of special steel have a significant impact on the automotive parts industry. Its strength, durability, corrosion resistance, formability, and weldability make it an ideal material for manufacturing critical components in automobiles. By incorporating special steel into various parts, vehicles can achieve improved performance, safety, and reliability while meeting the demands of modern automotive standards.

1. Manufacturer Overview
Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates
a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability
a)Trade Capacity
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range