Steel SKT4 Alloy Steel Round Bar Special Steel

Steel SKT4 Alloy Steel Round Bar Special Steel System 1

Steel SKT4 Alloy Steel Round Bar Special Steel

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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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Country	Standard	C	Si	Mn	Cr	Ni	Mo	S	P	Other
China(GB)	5CrNiMo	0.50-0.60	≤0.40	0.50-0.80	0.50-0.80	1.40-1.80	0.15-0.30	≤0.030	≤0.030	-
USA(ASTM)	L6	0.65-0.75	0.20-0.40	0.55-0.65	0.65-0.85	1.25-1.75	0.25	-	-	V:0.25
Germany(DIN)	1.2713	0.50-0.60	0.10-0.40	0.65-0.95	0.60-0.80	1.50-1.80	0.25-0.35	-	-	V:0.07-0.12
Japan(JIS)	SKT4	0.50-0.60	≤0.35	0.60-1.00	0.70-1.00	1.30-2.0	0.20-0.50	≤0.030	≤0.030	-

Rolled Round Bar	φ12-80mm
Forged Round Bar	Φ85-600mm

Processing	Temperature ℃	Hardness
Anneal	760-780	197-241HB
Quenching	830-860	53-58HRC
Tempering	490-510	44-47HRC
520-540	38-42HRC
560-580	34-37HRC

1.High toughness and strength
2.Higher abrasion resistance
3.Remaining hardness of HB300 at 500℃
4.Insensitive to tempering brittleness due to addition of Mo

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Steel SKT4 Alloy Steel Round Bar Special Steel

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 agricultural sector?: Special steel contributes to the agricultural sector in several ways. Firstly, special steel is known for its strength and durability, making it an ideal material for manufacturing various agricultural machinery and equipment. This includes tractors, plows, harvesters, and irrigation systems, among others. These machines require robust and reliable components that can withstand the demanding conditions of agricultural work, and special steel provides the necessary strength and resistance to wear and tear. Additionally, special steel can be used to produce high-quality cutting tools that are essential in farming operations. Implements such as sickles, scythes, and pruning shears need to have sharp and durable blades to efficiently cut through vegetation. Special steel's hardness and strength make it a suitable material for manufacturing these tools, ensuring they retain their sharpness even after prolonged use. Furthermore, special steel can contribute to the agricultural sector by enabling the construction of sturdy and durable infrastructure. Agricultural buildings, storage facilities, and fencing often require strong and corrosion-resistant materials to withstand the elements and protect crops, livestock, and equipment. Special steel, with its resistance to rust and structural integrity, can be used in the construction of barns, silos, sheds, and fencing, providing long-lasting and reliable structures. In conclusion, special steel plays a crucial role in the agricultural sector by providing the necessary strength, durability, and corrosion resistance required for the manufacturing of machinery, cutting tools, and infrastructure. Its properties contribute to improved efficiency, productivity, and reliability in agricultural operations, ultimately benefiting farmers and the overall agricultural industry.

Q:Can special steel be used in the nuclear power industry?: Yes, special steel can be used in the nuclear power industry. Specialized steel alloys, such as stainless steel and low alloy steel, are commonly used in the construction of nuclear reactors and other components due to their high strength, corrosion resistance, and ability to withstand high temperatures and radiation. These materials are crucial for ensuring the safety and reliability of nuclear power plants.

Q:Can special steel be used in the oil and gas equipment manufacturing industry?: Yes, special steel can be used in the oil and gas equipment manufacturing industry. Special steels, such as stainless steel and alloy steel, are commonly utilized in this industry due to their superior corrosion resistance, high strength, and ability to withstand harsh operating conditions. These steels ensure the reliability and durability of oil and gas equipment, making them suitable for applications such as pipelines, valves, and drilling equipment.

Q:How does the heat treatment process affect special steel?: The heat treatment process greatly affects special steel by altering its microstructure, improving its mechanical properties, and enhancing its overall performance. The process involves heating the steel to a specific temperature and then cooling it at a controlled rate. This changes the steel's internal structure, making it stronger, more durable, and resistant to wear and corrosion. Additionally, heat treatment can modify the steel's hardness, toughness, and flexibility, making it suitable for specific applications such as cutting tools, automotive parts, or aerospace components.

Q:How does special steel contribute to the power generation equipment industry?: Enhanced performance, durability, and reliability are crucial contributions of special steel to the power generation equipment industry. Turbines, generators, and transformers, which operate in harsh conditions characterized by high temperatures, pressure, and corrosive environments, benefit from the unique properties and characteristics of special steel. An advantage of special steel in power generation equipment lies in its capacity to withstand high temperatures. Heat-resistant steel alloys, explicitly designed for extreme conditions, enable power plants to function efficiently and safely at elevated temperatures. These steels maintain their strength, structural integrity, and resistance to creep and fatigue even under the highest operating temperatures, guaranteeing the reliability and longevity of the equipment. Moreover, special steel exhibits excellent corrosion resistance, a critical feature for power generation equipment due to the presence of corrosive elements like water, steam, and chemicals. Stainless steel, in particular, is highly utilized in power plants thanks to its remarkable corrosion resistance, preventing equipment degradation and reducing maintenance costs. By employing special steel, power generation companies can minimize downtime and improve overall efficiency. Furthermore, special steel contributes significantly to the power generation equipment industry by providing exceptional strength and mechanical properties. This is especially crucial for large-scale equipment like turbines and generators, which face high mechanical loads. High-strength special steel allows these components to withstand stress and pressure, ensuring their safe and reliable operation over extended periods. Additionally, special steel's unique properties, such as high hardness and wear resistance, make it suitable for critical components like blades and rotors, minimizing the risk of failure and enhancing overall performance. In conclusion, special steel is an indispensable material within the power generation equipment industry. Its ability to endure high temperatures, resist corrosion, and provide exceptional strength and mechanical properties ensures the reliability, durability, and efficiency of power plants. Through the utilization of special steel, power generation companies can enhance equipment performance and reduce maintenance costs, ultimately contributing to the sustainable and dependable production of electricity.

Q:What is the role of heat treatment in special steel?: The role of heat treatment in special steel is to enhance its mechanical properties and improve its performance by altering its microstructure through controlled heating and cooling processes. This helps to achieve desired properties such as increased hardness, strength, toughness, and ductility, as well as improved wear resistance and corrosion resistance. Heat treatment also allows for the refinement of grain structure, elimination of internal stresses, and modification of the steel's crystalline structure, which ultimately improves the overall quality and usability of special steel in various applications.

Q:How does special steel perform in surface hardening applications?: Special steel performs exceptionally well in surface hardening applications. Due to its unique composition and properties, it can undergo various surface hardening processes like carburizing or nitriding, resulting in enhanced surface hardness, wear resistance, and overall durability. This makes special steel an ideal choice for applications where high strength and improved surface properties are required, such as in automotive components, cutting tools, or industrial machinery.

Q:How does special steel contribute to sustainability efforts?: Special steel contributes to sustainability efforts in several ways. Firstly, it has a longer lifespan compared to regular steel, which reduces the need for frequent replacements and minimizes waste. Additionally, special steel is often made from recycled materials, reducing the demand for raw resources and decreasing the environmental impact of mining and extraction. Furthermore, its exceptional strength and durability allow for the construction of more energy-efficient buildings and infrastructure, reducing energy consumption and greenhouse gas emissions. Overall, special steel plays a vital role in promoting a more sustainable and eco-friendly approach in various industries.

Q:Can special steel be used in the construction equipment manufacturing industry?: Yes, special steel can be used in the construction equipment manufacturing industry. Special steel is known for its high strength, durability, and resistance to wear and corrosion, making it an ideal material for producing heavy-duty construction equipment such as excavators, bulldozers, cranes, and loaders. Additionally, special steel can be customized to meet specific requirements, ensuring the construction equipment meets the necessary performance and safety standards.

Q:How does special steel ensure dimensional stability?: Special steel ensures dimensional stability through a combination of factors such as controlled composition, precise heat treatment, and careful manufacturing processes. The specific composition of special steel is designed to have a lower coefficient of thermal expansion, which means it expands and contracts less with changes in temperature compared to regular steel. This ensures that the dimensions of the steel remain stable even under varying temperature conditions. Additionally, the heat treatment process further enhances the dimensional stability by refining the microstructure and reducing internal stresses. The careful manufacturing processes, including precise machining and quality control, also contribute to maintaining dimensional stability in special steel products.

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