Forged Iron Round Steel Bar 42CrMo4 Steel Price

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Forged Iron Round Steel Bar 42CrMo4 Steel Price

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 3 m.t.

Supply Capability:: 100000 m.t./month

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Forged Iron Round Steel Bar 42CrMo4 Steel Price

Details Information of Forged Iron Round Steel Bar 42CrMo4 Steel Price

Name	SAE1045 Carbon Steel Round Bar
Shape	Round Bar/Square Bar/Flat Bar/Plate/Wire
Standard	GB/ASTM/SAE/AISI/DIN/JIS/EN/BS
Surface Treatment:	Black/Peeling/Polished/Machined
Delivery Condition:	Hot Rolled or Forged/Peeled or Black Surface
Test	SGS/UT 100% Elements Testing
Certificate:	ISO/Mill Certificate
Service:	24 hours online service /
Service:	more than 20 years trading and manufacture
Quality Assurance:	the third party inspection, such as SGS, BV, TUV…etc. is acceptable
Packaging Details:	Seaworthy Packaging or as per customer's packing instruction

Carbon structure round bar	Q195 Q235A Q235B 10# 20#-55# S45CB
Low alloy high strength round bar	Q345A/Q345C/Q345D Q345B Q345E
Alloy structure round bar	SAE51B20 20Cr 40Cr 40CrV 20CrMo/30CrMo/35CrMo/42CrMo 20CrMoA/30CrMoA/35CrMoA/42CrMoA/42Cr ML20CrMo/ML30CrMo/ML35CrMo/ML42CrMo B7/SCM435-440 20MnTiB 20CrMnMo 20CrMoH 42CrMoH 40MnB/40MnBH 30Mn2-40Mn2 27SiMn 50CrVA 30CrMnTi
Pinion steel	20CrMnTi 20CrMnTiH 20CrMnTiHCS/20CrMnTiHLD Q20CrMnTi-1/Q20CrMnTi-2
Sucker rod	20-35CrMoA
Free-cutting steel	GT1215S
Spring steel	60Si2MnA 65Mn
Ball bearing steel	GCr15

Chemical Composition of Forged Iron Round Steel Bar 42CrMo4 Steel Price

C	Si	Mn	P	S	Cr	Ni	Cu

0.17-0.24	0.17-0.37	0.35-0.65	≤0.035	≤0.035	≤0.25	≤0.25	≤0.25

Tensile strength (σb/MPa)	Yield strength (σb/MPa)	Elongation (δ5/%)
≥410(42)	≥245(25)	≥25

Company Introduction of Forged Iron Round Steel Bar 42CrMo4 Steel Price

CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.

With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.

Forged Iron Round Steel Bar 42CrMo4 Steel Price

Certificates of Forged Iron Round Steel Bar 42CrMo4 Steel Price

Forged Iron Round Steel Bar 42CrMo4 Steel Price

Packaging & Delivery of Forged Iron Round Steel Bar 42CrMo4 Steel Price

Packaging Detail	Sea worthy packing /as per customer's packing instruction
Delivery Detail	15 ~ 40 days after receiving the deposit

Products show of Large Stock Grade S45C Mild steel round Bar Sizes

Forged Iron Round Steel Bar 42CrMo4 Steel Price

FAQ

Are you a trading company or manufacturer?	Manufacturer
What’s the MOQ?	3 metric ton
What’s your delivery time?	15-35 days after downpayment received
Do you Accept OEM service?	Yes
what’s your delivery terms?	FOB/CFR/CIF
What's the Payment Terms?	30% as deposit,70% before shipment by T/T
	Western Union acceptable for small amount.
	L/C acceptable for large amount.
	Scrow ,Paybal,Alipay are also ok
Why choose us?	Chose happens because of quality, then price, We can give you both. Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals.
What's your available port of Shipment?	Main Port, China
What’s your featured services?	Our service formula: good quality+ good price+ good service=customer's trust
Where are your Market?	Covering more than 160 countries in the world

Q: What are the main applications of special steel in the energy storage industry?: Special steel is extensively used in the energy storage industry for various applications. Some of the main applications include the manufacturing of high-performance battery components, such as battery casings, terminals, and current collectors. Special steel is also used in the production of energy storage system components like fuel cells, hydrogen storage tanks, and pressure vessels. Additionally, special steel is utilized in the construction of infrastructure for energy storage facilities, such as pipelines, storage tanks, and structural supports. Overall, special steel plays a vital role in enabling efficient and durable energy storage systems in the industry.

Q: What are the different methods for improving the creep resistance of special steel?: Several methods exist to enhance the creep resistance of special steel. One commonly employed technique involves alloying. By incorporating specific alloying elements like chromium, molybdenum, and vanadium, the steel's creep resistance can be significantly improved. These alloying elements create stable carbides or nitrides that serve as obstacles to dislocation movement, thereby reducing the rate of creep deformation. Heat treatment represents another effective approach. By subjecting the steel to carefully controlled heating and cooling processes, the microstructure can be refined to enhance its creep resistance. Techniques such as quenching and tempering aid in the formation of a fine-grained structure, which in turn increases the steel's strength and resistance to creep. Surface modification offers an alternative means of improving creep resistance. Nitriding and carburizing techniques can be utilized to introduce nitrogen or carbon into the steel's surface layer, creating a hardened layer that enhances creep resistance. Moreover, grain size control can be achieved through methods like grain boundary engineering or severe plastic deformation. By refining the grain structure, the movement of dislocations within the material is impeded, resulting in improved creep resistance. Lastly, the application of coatings can also bolster the creep resistance of special steel. Coatings such as ceramic or metallic coatings provide a protective layer that hampers the diffusion of impurities and slows down the creep rate. To summarize, the improvement of creep resistance in special steel can be accomplished through various techniques, including alloying, heat treatment, surface modification, grain size control, and the use of coatings. These methods aim to fortify the steel's microstructure, hinder dislocation movement, and establish protective barriers against creep deformation.

Q: What are the different methods of surface thermal spraying for special steel?: There are various techniques available for surface thermal spraying on special steel. These techniques consist of: 1. Flame spraying: This method involves melting the coating material using a flame or oxy-fuel source, and then spraying it onto the special steel surface. It is commonly utilized for applying coatings like zinc, aluminum, or their alloys. 2. Arc spraying: In arc spraying, the coating material is melted using an electric arc and then propelled onto the special steel surface using compressed air. This technique is often employed for applying coatings such as stainless steel, nickel alloys, or copper. 3. Plasma spraying: Plasma spraying employs a plasma torch to heat and melt the coating material, which is then propelled onto the special steel surface. It is especially effective for applying coatings with high melting points like ceramic or metallic materials. 4. High-velocity oxy-fuel (HVOF) spraying: HVOF spraying uses a high-pressure combustion process to propel the coating material onto the special steel surface. This technique produces coatings with high bond strength and density, making it suitable for applications that require wear resistance or corrosion protection. 5. Detonation spraying: Detonation spraying involves a controlled detonation process to accelerate the coating material onto the special steel surface. It is often used for applying coatings such as tungsten carbide or other hard materials, providing excellent wear resistance. Each of these surface thermal spraying methods offers unique advantages and is chosen based on the specific requirements of the special steel application, including the desired coating material, thickness, and performance characteristics.

Q: How is special steel used in the production of aircraft landing gear?: Special steel is used in the production of aircraft landing gear due to its high strength, durability, and resistance to fatigue. It helps ensure the landing gear can withstand the stress and impact forces experienced during takeoff, landing, and taxiing. Additionally, special steel alloys are used to create components with precise dimensions and superior corrosion resistance, ensuring the landing gear performs reliably in various environmental conditions.

Q: What are the different methods of improving the corrosion resistance of special steel?: There are several methods available for improving the corrosion resistance of special steel. Some of the commonly used methods include: 1. Alloying: One of the most effective ways to enhance corrosion resistance is by alloying the steel with specific elements. For example, adding chromium to steel forms a protective chromium oxide layer on the surface, which acts as a barrier against corrosion. Other elements like molybdenum, nickel, and copper can also be added to improve corrosion resistance. 2. Surface treatments: Various surface treatments can be applied to the steel to enhance its corrosion resistance. For instance, galvanizing involves coating the steel with a layer of zinc, which protects it from corrosion. Electroplating is another method where a thin layer of a more corrosion-resistant metal, such as nickel or chromium, is deposited onto the steel surface. 3. Passivation: Passivation is a chemical process that removes free iron and other contaminants from the steel surface, creating a passive film that aids in corrosion resistance. This method is commonly used for stainless steel, where a thin layer of chromium oxide is formed by treating the steel with an oxidizing agent like nitric acid. 4. Protective coatings: Applying protective coatings on the steel surface can significantly improve its corrosion resistance. There are various types of coatings available, such as paints, epoxy coatings, and ceramic coatings. These coatings act as a barrier between the steel and the corrosive environment, preventing direct contact and corrosion. 5. Heat treatment: Heat treatment techniques like annealing, quenching, and tempering can modify the microstructure of the steel, enhancing its corrosion resistance. Heat treatment can improve the steel's mechanical properties, reduce residual stresses, and remove impurities, all of which contribute to better corrosion resistance. 6. Design considerations: Proper design and construction techniques can play a crucial role in improving the corrosion resistance of special steel. For example, eliminating sharp corners and crevices where corrosion can occur, using appropriate drainage systems, and ensuring proper ventilation can prevent the accumulation of moisture and corrosive agents. It is worth noting that the selection of the most suitable method depends on the specific application, environment, and desired level of corrosion resistance. A combination of these methods may also be employed to achieve optimal results.

Q: What are the main factors affecting the impact toughness of special steel?: Various factors influence the impact toughness of special steel and other materials. The impact toughness of special steel can be affected by the following main factors: 1. Composition: The impact toughness of the steel is greatly influenced by its chemical composition. Adding elements like carbon, manganese, silicon, nickel, and molybdenum can enhance the toughness of the steel. Higher carbon content generally increases hardness but decreases toughness, while alloying elements like nickel and molybdenum can improve toughness. 2. Heat treatment: The impact toughness of special steel can be significantly altered by the heat treatment process, including quenching and tempering. Proper heat treatment can refine the steel's microstructure, making it more resistant to fractures and increasing its toughness. 3. Microstructure: The toughness of the steel is heavily influenced by its microstructure, including the size, shape, and distribution of its grains. Fine-grained steels generally exhibit better toughness compared to coarse-grained ones. The presence of certain phases, such as martensite or bainite, can also impact the impact toughness. 4. Inclusions: The presence of non-metallic inclusions, such as sulfides, oxides, or carbides, in the steel can act as stress concentration points and reduce its impact toughness. High-quality special steels often undergo processes like vacuum degassing or electroslag remelting to minimize these inclusions. 5. Processing conditions: The manufacturing processes used to produce special steel can affect its impact toughness. Factors like forging, rolling, or extrusion conditions, as well as the cooling rate during solidification, can impact the microstructure and, consequently, the toughness of the steel. 6. Temperature: The impact toughness of special steel varies with temperature. Some steels exhibit good toughness at low temperatures, while others perform better at higher temperatures. The temperature at which the steel is used or tested is an important factor to consider when evaluating its impact toughness. It is important to note that standardized tests, such as the Charpy or Izod test, are often used to determine the impact toughness of special steel. These tests involve subjecting a notched specimen to impact loading and provide valuable information on the steel's ability to absorb energy and resist fracture under impact conditions.

Q: How does special steel contribute to the transportation equipment industry?: Special steel plays a crucial role in the transportation equipment industry in several ways. Firstly, special steel alloys are used to manufacture various components of vehicles, such as engine parts, suspension systems, and transmission components. These alloys offer superior strength, durability, and corrosion resistance, ensuring that the vehicles can withstand harsh operating conditions and have a longer lifespan. Moreover, special steel is also employed in the production of railway tracks and infrastructure, contributing to the efficiency and safety of the transportation system. The high-quality steel used in railway tracks ensures stability, reduces maintenance requirements, and enhances the overall performance of the railways. In addition, special steel is utilized in the manufacturing of aircraft components, where precision, reliability, and lightness are of utmost importance. Steel alloys with exceptional mechanical properties are employed in critical parts like landing gear, engine components, and structural elements, ensuring the safety and efficiency of air transport. Furthermore, special steel is vital in the production of ships and marine vessels. The use of corrosion-resistant steel alloys in shipbuilding helps to prevent rusting, prolonging the lifespan of the vessels and reducing maintenance costs. Additionally, the high strength-to-weight ratio of certain steel alloys enables the construction of lighter ships, leading to increased fuel efficiency and reduced emissions. Overall, special steel's unique properties and characteristics make it an indispensable material in the transportation equipment industry. Its contribution to the sector includes enhancing the performance, safety, and durability of vehicles, railways, aircraft, and ships, ultimately improving the efficiency and reliability of transportation systems.

Q: Is special steel suitable for medical equipment manufacturing?: Yes, special steel is suitable for medical equipment manufacturing. Special steel, also known as stainless steel, is commonly used in the production of medical equipment due to its unique properties. It is highly corrosion-resistant, which is crucial for maintaining the hygiene and cleanliness standards required in medical settings. Special steel also has excellent strength and durability, ensuring that the equipment can withstand frequent use and sterilization processes without compromising its quality. Additionally, special steel can be easily molded and shaped into various intricate designs, making it ideal for manufacturing complex medical instruments and devices. Overall, the use of special steel in medical equipment manufacturing ensures the production of reliable and long-lasting products that meet the stringent requirements of the healthcare industry.

Q: Can special steel be used for making oil and gas industry components?: Yes, special steel can be used for making oil and gas industry components. Special steel alloys are often preferred in this industry due to their excellent strength, corrosion resistance, and high temperature properties. These components are subjected to harsh conditions and require materials that can withstand extreme pressures, temperatures, and corrosive environments. Special steel alloys, such as stainless steel or superalloys, are specifically designed to meet these demanding requirements, making them suitable for manufacturing oil and gas industry components.

Q: What are the main challenges in welding special steel?: The main challenges in welding special steel include its high hardness and low ductility, which make it prone to cracking and distortion during the welding process. Additionally, special steels often have complex alloy compositions, requiring precise control over heat input and welding parameters to ensure proper fusion and avoid metallurgical defects. Furthermore, the presence of impurities and contaminants in special steel can negatively impact weld quality, necessitating thorough pre-weld cleaning and careful selection of filler materials. Overall, welding special steel demands specialized expertise, advanced techniques, and strict adherence to quality control measures to achieve successful and reliable welds.

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