ASTM A36 Steel Equivalent Q235 Carbon Steel
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- 30 m.t.
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- 10000 m.t./month
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Specification
ASTM A36 Steel Equivalent Q235 Carbon Steel
Product Information:
1.DIA:10mm-300mm
Length:4-12M
Quality:L.F+V.D etc
2. Chemical Elements
| Grade | C | Si | Mn | P | S | Cr | Ni | B |
| 1020 | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | Max 0.030 | Max 0.030 | Max 0.25 | Max 0.30 | 0.0008-0.0030 |
| 1045 | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | Max 0.030 | Max 0.030 | Max 0.25 | Max 0.30 | 0.0008-0.0030 |
3. Grade: ASTM A36 Q235
Hardness:156HB
Tensile strength:410MPA
Yield strength: 245MPA
elogation:25% Reduction of area:55% AKV(impact value):54J
Product Overviews:
| Product Name | Typical Grades | Diameter(mm) | Standard adopted |
| Carbon Steel | 20 (1020/S20C/C22) | Ø16-Ø300 | GB/SAE/JIS/DIN |
| 40 (1040/S40C/C40) | |||
| 45 (1045/S45C/C45) | |||
| Bearing Steel | GCr9 (51100/SUJ1) | Ø12-Ø250 | |
| GCr15 (52100/SUJ2/100Gr6) | |||
| GCr9SiMn (A485-Gr.1/SUJ3) | |||
| Cr-Mo Steel | 20Cr (5120/SCr420H/20Cr4) | Ø12-Ø250 | |
| 40Cr (5140/SCr440/41Cr4) | |||
| 42CrMo(4140/SCM440/42CrMo4) | |||
| Gear Steel | 20CrNiMo | Ø16-Ø600 | |
| 20CrMn(5115/SMnC420/20MnCr5) | |||
| 20CrNiMo(8620/SNCM220/20CrMiMo2) |
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Special steel and there is no uniform definition of the concept of special steel is generally considered to have a special chemical composition (alloying), using a special production process, with a special organization and performance to meet the special needs of the steel type. Compared with ordinary steel, special steel has a higher strength and toughness, physical properties, chemical properties, biocompatibility and process performance.
China and Japan, the EU definition of special steel closer, into the special steel quality carbon steel, alloy steel, high alloy steel (alloying elements greater than 10%) three categories, including steel and high-alloy special steel production accounted for 70%. The main advantages of special steel carbon structural steel, carbon tool steel, carbon spring steel, alloy spring steel, alloy steel, ball bearing steel, alloy tool steel, high alloy tool steel, high speed tool steel, stainless steel, heat-resistant steel , and high-temperature alloys, precision alloy, electric alloy. There are nearly 2,000 special steel grades, about 50,000 varieties and specifications in the world currently. In addition to a wide range of special steel outside, in the specification with ordinary steel also showed different characteristics. In addition to plates, tubes, wire, strip, rods and profiles outside, as well as composite materials, surface alloying material, surface treatment material, forging materials, precision casting, powder metallurgy products.
- Q: What are the different cutting tools used for special steel?
- There are several different cutting tools that are commonly used for special steel applications. These tools are specifically designed to handle the unique properties and characteristics of special steel, which often requires more precise and specialized cutting techniques. Some of the most commonly used cutting tools for special steel include: 1. Carbide tipped saw blades: These saw blades have carbide teeth, which are extremely hard and durable. They can cut through special steel with ease, providing clean and accurate cuts. 2. High-speed steel (HSS) cutting tools: HSS cutting tools are made from a type of tool steel that can withstand high temperatures and maintain their hardness. These tools are commonly used for drilling, milling, and turning operations on special steel. 3. Diamond cutting tools: Diamond is one of the hardest materials known to man, making it ideal for cutting through tough materials like special steel. Diamond cutting tools, such as diamond-coated saw blades or grinding wheels, are commonly used in special steel applications. 4. Waterjet cutting machines: Waterjet cutting machines use a high-pressure stream of water mixed with abrasive particles to cut through special steel. This method is particularly suitable for complex shapes and intricate designs. 5. Plasma cutting machines: Plasma cutting machines use a high-velocity jet of ionized gas to cut through special steel. This method is often used for cutting thick sections of special steel quickly and efficiently. 6. Laser cutting machines: Laser cutting machines use a highly focused laser beam to cut through special steel. This method offers high precision and can be used to cut complex shapes and patterns. It is important to choose the appropriate cutting tool based on the specific requirements of the special steel being worked with, as well as the desired cutting method and application. Consulting with a specialist or referring to the manufacturer's recommendations can help ensure the best cutting tool is selected for the job.
- Q: What are the different methods of surface hardening for special steel?
- There are several methods of surface hardening that can be used for special steel. These methods include: 1. Carburizing: This process involves heating the steel in a carbon-rich environment, such as a gas or liquid, to allow carbon atoms to diffuse into the surface of the steel. This increases the surface hardness and wear resistance of the steel. 2. Nitriding: Nitriding is a process where the steel is heated in a nitrogen-rich environment, causing nitrogen atoms to diffuse into the surface of the steel. This creates a hard, wear-resistant surface layer. 3. Induction hardening: In this method, an alternating current is passed through a coil to create a magnetic field, which induces electrical currents in the steel. The resistance to these currents generates heat, causing the surface of the steel to reach high temperatures and undergo rapid quenching, resulting in increased hardness. 4. Flame hardening: This process involves heating the surface of the steel using a flame or an oxy-fuel torch and then quenching it in water or oil. The rapid cooling from high temperatures helps to achieve surface hardening. 5. Laser hardening: Laser beams are used to heat a specific area of the steel surface, quickly raising the temperature and then rapidly cooling it with a coolant. This localized heating and cooling process increases the hardness of the treated area. 6. Plasma nitriding: In this method, the steel is placed in a low-pressure plasma chamber, where nitrogen ions bombard the surface of the steel, causing nitrogen to diffuse into the surface and form a hardened layer. Each of these methods has its advantages and is suitable for different applications and types of special steel. The choice of surface hardening method depends on factors such as the desired hardness, dimensional limitations, and the specific properties required for the application.
- Q: How does special steel contribute to the agricultural sector?
- Special steel contributes to the agricultural sector by providing durable and high-quality materials for various agricultural machinery and equipment. It enhances the performance and longevity of farming tools like plows, harrows, and combine harvesters, making them more resistant to wear and tear. Special steel also supports the construction of storage facilities, irrigation systems, and infrastructure in agriculture, ensuring improved efficiency and productivity in the sector.
- Q: How does special steel contribute to improving product aesthetics?
- Special steel contributes to improving product aesthetics through its unique properties and characteristics. It can be shaped, molded, and finished in various ways, allowing manufacturers to create intricate and visually appealing designs. Special steel also offers a wide range of colors, textures, and surface finishes, enabling products to have a visually pleasing appearance. Additionally, its high strength and durability ensure that the product maintains its aesthetics over time, providing a long-lasting and visually satisfying experience for consumers.
- Q: What are the properties of high-temperature alloy steel?
- High-temperature alloy steel possesses several important properties, including excellent strength, resistance to corrosion and oxidation, exceptional heat resistance, and the ability to retain its mechanical properties even at elevated temperatures. These alloys are specifically designed to withstand extreme heat and pressure, making them ideal for applications in industries such as aerospace, power generation, and oil and gas.
- Q: How does special steel perform in hydrogen embrittlement conditions?
- Special steel, also known as high-strength steel or alloy steel, typically exhibits excellent resistance to hydrogen embrittlement conditions. Hydrogen embrittlement is a phenomenon in which hydrogen atoms invade the metal's lattice structure, causing it to become brittle and prone to fractures under stress. Due to their unique composition and microstructure, special steels are designed to withstand harsh environments, including hydrogen embrittlement conditions. These steels often contain alloying elements such as nickel, chromium, and molybdenum, which enhance their resistance to hydrogen-induced cracking. The presence of these alloying elements in special steel promotes the formation of protective oxide layers on the steel's surface, which act as a barrier to prevent hydrogen atoms from diffusing into the metal matrix. Additionally, these elements can trap and bind hydrogen atoms, reducing their mobility and minimizing their detrimental effects on the steel's mechanical properties. Furthermore, special steels are often subjected to various heat treatments and processing techniques, such as quenching and tempering, to further enhance their resistance to hydrogen embrittlement. These processes help refine the steel's microstructure, improving its strength, toughness, and ductility while minimizing the potential for hydrogen-induced cracking. Overall, special steel demonstrates superior performance in hydrogen embrittlement conditions compared to standard steels. Its unique composition, microstructure, and processing techniques make it highly resistant to the detrimental effects of hydrogen atoms, ensuring the structural integrity and reliability of components and structures operating in hydrogen-rich environments.
- Q: What are the properties of high-temperature steel?
- High-temperature steel possesses several key properties including excellent strength, resistance to thermal fatigue, oxidation and corrosion resistance, good thermal conductivity, and the ability to maintain its mechanical properties even at elevated temperatures.
- Q: How does bearing steel contribute to the manufacturing of bearings?
- Bearing steel is a crucial material in the manufacturing of bearings as it provides the necessary strength, durability, and wear resistance required for the efficient operation of bearings. The high carbon content in bearing steel enhances its hardness and strength, ensuring that the bearings can withstand heavy loads, high speeds, and extreme operating conditions. Additionally, the unique composition and heat treatment of bearing steel enable it to maintain dimensional stability and minimize friction, leading to improved performance and longer life of the bearings.
- Q: What are the different impact-resistant grades of special steel?
- There are various impact-resistant grades of special steel, including AR400, AR500, AR550, and AR600. These grades are specifically designed to withstand high levels of impact and abrasion, making them suitable for applications such as construction equipment, industrial machinery, and mining tools.
- Q: Can special steel be used in the aerospace parts manufacturing industry?
- Yes, special steel can be used in the aerospace parts manufacturing industry. Special steel alloys are often chosen for their superior strength, corrosion resistance, and high-temperature performance, making them ideal for aerospace applications where durability and reliability are crucial.
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ASTM A36 Steel Equivalent Q235 Carbon Steel
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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