Grade AISI 4140 _42CrMo4 Steel Round Bar

Grade AISI 4140 _42CrMo4 Steel Round Bar System 1

Grade AISI 4140 _42CrMo4 Steel Round Bar System 2

Grade AISI 4140 _42CrMo4 Steel Round Bar System 3

Grade AISI 4140 _42CrMo4 Steel Round Bar System 4

Grade AISI 4140 _42CrMo4 Steel Round Bar

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 3 m.t.

Supply Capability:: 10000 m.t./month

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Grade AISI 4140 _42CrMo4 Steel Round Bar

Details of Grade AISI 4140 _42CrMo4 Steel Round Bar

Name	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

Specification of Grade AISI 4140 _42CrMo4 Steel Round Bar

1.Size of 4140 Steel Round Bar
Round bar		Diameter(mm)			Length (mm)
		20~800			3000~9000
Plate		Thickness(mm)			Width (mm)		Length (mm)
		Max:800			Max:2200		Max:9000
The specification can be customized.
2.Chemical Compositons
Grade	C	Si	Mn	P	S	Cr	Mo	Ni
42CrMo	0.38~0.45	0.17~0.37	0.50~0.8	≤0.035	≤0.035	0.9~1.2	0.15-0.25	≤0.3
4140	0.40~0.45	0.15~0.35	0.75~1.0	≤0.035	≤0.040	0.8~1.1	0.15-0.25	-
SCM44	0.38~0.43	0.15~0.35	0.60~0.9	≤0.030	≤0.030	0.9~1.2	0.15-0.30	≤0.25
1.7225	0.38~0.45	≤0.40	0.60~0.9	≤0.025	≤0.035	0.9~1.2	0.15-0.30
3.Features of 4140 alloy steel
1. Chromium molybdenum alloy steel
2. Slightly higher carbon content then 4130
3. Greater strength and heat treatment
4.Typical Applications
1. Applications in the oil and gas sector
2. Connection rods, collets, conveyor pins,
3. Gears, stem assemblies,
4. Pump shafts and tool holders

CNBM Introduction of Grade AISI 4140 _42CrMo4 Steel Round Bar Supplier

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.

Grade AISI 4140 _42CrMo4 Steel Round Bar

After-sale service

CNBM provides the services and support you need for every step of our cooperation. We’re the business partners you
can trust; you can relax and get on with doing business.
For any problem, please kindly contact us at any your
convenient time, we’ll reply you in our first priority within 24 hours

Advantages

Industry experience over 20 years.
Shipment of goods -More than 70 countries worldwide.
The most convenient transport and prompt delivery.
Competitive price with best service.
High technical production line with top quality products.
High reputation based on best quality products.

Packaging & Delivery Grade AISI 4140 _42CrMo4 Steel Round Bar

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

Products Show

Grade AISI 4140 _42CrMo4 Steel Round Bar

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 properties of high-strength alloy steel?: High-strength alloy steel possesses several key properties that make it desirable for various applications. It has excellent tensile strength, allowing it to withstand heavy loads and resist deformation. The steel also exhibits high toughness, making it resistant to fracture even under extreme conditions. Furthermore, it offers exceptional corrosion resistance, ensuring longevity and durability in harsh environments. Additionally, high-strength alloy steel often maintains its properties at elevated temperatures, making it suitable for high-pressure and high-temperature applications.

Q:How does special steel contribute to the transportation equipment industry?: Special steel plays a crucial role in the transportation equipment industry by providing high strength, durability, and resistance to wear and corrosion. It allows for the construction of lighter yet stronger components, leading to improved fuel efficiency, increased payload capacity, and enhanced safety in vehicles. Additionally, special steel enables the production of precision parts and components, ensuring the reliability and performance of transportation equipment.

Q:What are the advantages of using special steel?: Special steel offers several advantages over regular steel. Firstly, it has superior strength and hardness, making it more durable and resistant to wear and tear. This makes it ideal for applications that require high strength and toughness, such as in the manufacturing of tools, machinery, and automotive parts. Additionally, special steel has excellent corrosion resistance, which helps prolong the lifespan of products exposed to harsh environments or corrosive substances. Moreover, it exhibits better heat resistance, allowing it to withstand high temperatures without losing its strength or shape, making it suitable for use in the aerospace and energy industries. Lastly, special steel can be customized to meet specific requirements, allowing manufacturers to create components with precise dimensions and properties, enhancing overall performance and efficiency.

Q:What are the main characteristics of corrosion-resistant castings?: The main characteristics of corrosion-resistant castings include the ability to withstand exposure to corrosive environments without degradation or rusting, high resistance to chemical attack, excellent durability, and long-lasting performance. These castings are typically made from materials such as stainless steel, nickel-based alloys, or other corrosion-resistant alloys, which provide enhanced resistance against oxidation, pitting, and crevice corrosion. Additionally, corrosion-resistant castings often possess good mechanical properties, including high strength and hardness, making them suitable for applications in industries such as marine, oil and gas, chemical processing, and wastewater treatment.

Q:Can special steel be cast?: Yes, special steel can be cast.

Q:How does special steel contribute to improving product sustainability?: Special steel contributes to improving product sustainability in various ways. Firstly, special steel is known for its durability and strength, which enables products made from it to have a longer lifespan. This reduces the need for frequent replacements, minimizing waste and conserving resources. Additionally, special steel is highly recyclable, allowing it to be reused and transformed into new products, thus reducing the demand for virgin materials. Furthermore, special steel's resistance to corrosion and wear makes it suitable for harsh environments, reducing maintenance requirements and extending product lifecycles. Overall, the use of special steel enhances product sustainability by promoting longevity, resource conservation, and circular economy principles.

Q:Can special steel be used in the pharmaceutical manufacturing equipment manufacturing industry?: Yes, special steel can be used in the pharmaceutical manufacturing equipment manufacturing industry. Special steel alloys such as stainless steel are commonly used due to their corrosion resistance, durability, and ability to withstand high temperatures and harsh chemicals. These qualities make special steel a suitable choice for various equipment used in pharmaceutical manufacturing, including tanks, reactors, mixers, and piping systems.

Q:How does the demand for special steel vary across different regions?: The demand for special steel can differ greatly in various regions due to multiple factors. One of the main drivers of demand fluctuation is the level of industrialization in a specific region. Developed regions like North America, Europe, and East Asia, which have strong manufacturing sectors, heavily rely on special steel for various industrial applications, resulting in higher demand. Another factor that affects demand variation is the presence of specific industries or sectors within a region. Regions with significant automotive or aerospace industries require high-performance materials like special steel for the production of vehicles or aircraft, leading to increased demand. Furthermore, the demand for special steel is influenced by the construction industry. Regions experiencing rapid urbanization and infrastructure development, such as Southeast Asia, the Middle East, and parts of Africa, have a higher demand for special steel to construct buildings, bridges, and other infrastructure projects. Moreover, the availability of raw materials and production capabilities within a region can impact the demand for special steel. Regions with abundant access to iron ore, coal, and other essential resources for steel production may experience higher demand as they can efficiently produce special steel. Lastly, economic trends and government policies also play a role in shaping the demand for special steel. Regions with stable economic growth and favorable policies for industries utilizing special steel are likely to have higher demand. Conversely, regions facing economic downturns or restrictive trade policies may witness a decline in demand. In conclusion, various factors, including industrialization levels, specific industries present, construction activities, availability of raw materials, and economic trends, contribute to the variation in demand for special steel across different regions. Understanding these variations is crucial for steel manufacturers and suppliers to effectively target and meet the diverse needs of different regions.

Q:What are the main advantages of using special steel in the automotive racing industry?: The main advantages of using special steel in the automotive racing industry are its high strength-to-weight ratio, excellent durability, and superior heat resistance. Special steel allows for the construction of lightweight yet strong components, enhancing the overall performance and speed of racing cars. Additionally, its exceptional durability ensures that the parts can withstand the extreme forces and vibrations experienced during racing, minimizing the risk of failure. Moreover, special steel's excellent heat resistance prevents deformation or weakening of components, even under high temperatures generated by the intense racing conditions.

Q:Can special steel be used for aerospace engine components?: Yes, special steel can be used for aerospace engine components. Special steel is often preferred for its exceptional strength, heat resistance, and durability, making it suitable for the demanding conditions and high temperatures experienced in aerospace engines. Additionally, special steel alloys can be tailored to specific requirements, enabling engineers to optimize performance and enhance overall efficiency in aerospace applications.

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