Alloy Steel Round Bars 41Cr4

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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Standard	DIN EN 10083-1
Grade	41Cr4
MOQ	25 Metric Ton
Diameter	8mm~1500mm
Length	6m,12m or as required.
Diameter Tolerance	As required
Condition of delivery	Hot rolled,Cold Rolled or as required.

Grade	Tensile Strength (Mpa)	Yield Strength (Mpa)	Elongation (%)	Reduction of Area (%)	Charpy Impact (J)	Hardness (HB)
35cd4	≥980	≥785	≥9	≥45	≥47	≤207

Grade	C	Cr	Si	Mn	P	S	Ni	Cu
41Cr4	0.37-0.44	0.80-1.10	0.17-0.37	0.50-0.80	≤0.035	≤0.035	≤0.30	≤0.30

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)

Carbon Steel	Mold bottom, Plastic mold, Construction machinery parts Automobile parts, Security grills, Screens, Construction
Bearing Steel	Aerospace, Navigation, Nuclear energy, Chemical industry Electronic information, Petrochemical, Instrument and meter Transportation
Cr-Mo Steel	Mechanism & Fasteners gear, Stressed components for vehicles Engines and machines, Parts of larger cross-section
Gear Steel	All kinds of gears, Statically and dynamically stressed component for vehicles Engines and machine, Larger cross-section parts, Crankshafts

Company Information

CNBM International Corporation is the most important trading platform of CNBM group.

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

FAQ

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, Factory or Trading Company?

CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.

4, Payment Terms?

30% TT as deposit and 70% before delivery.

Irrevocable L/C at sight.

5, Trading Terms?

EXW, FOB, CIF, FFR, CNF

6, After-sale Service?

CNBM 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.

Packaging & Delivery

1, Packaging: seaworthy package or as required

2, Delivery: 35-45 days or based on quantity

Q:How many meters is the minimum loading surface of galvanized steel wire for grounding grid?: Round steel (grade 1 steel) belongs to ordinary low carbon steel with low strength. However, the plasticity of the round bar is stronger, that is, the round steel has a larger deformation before it is pulled off.It has been widely used in the fields of hardware, construction, automobile, shipbuilding, petrochemical, machinery, medicine, food, electricity, energy, space, etc.. The most extensive machining of general machine parts, general rod type steel parts, CD pole, bolt, nut.

Q:What are the limitations of steel round bars?: There are several limitations associated with steel round bars, which are important to consider when selecting the appropriate material for a particular application. 1. Weight: Steel round bars can be quite heavy, especially in larger diameters. This can pose challenges when it comes to transportation and installation, particularly in situations where weight restrictions are a concern. 2. Corrosion: While steel is generally known for its strength and durability, it is susceptible to corrosion. When exposed to moisture or certain chemicals, steel round bars can rust and deteriorate over time. This limitation can be mitigated through the use of protective coatings or by opting for stainless steel round bars, which are more resistant to corrosion. 3. Machinability: Steel round bars can be difficult to machine due to their high hardness and strength. This can result in increased tool wear and reduced cutting speeds, leading to higher production costs and longer machining times. 4. Cost: Steel round bars, particularly those made from high-quality alloys, can be relatively expensive compared to other materials. This cost factor may limit their use in certain applications where budget constraints are a concern. 5. Design Flexibility: Steel round bars come in standard sizes and shapes, which may restrict design flexibility in some cases. If a specific shape or size is required, additional processing steps such as cutting or forging may be necessary, adding to the overall production cost. 6. Fatigue Strength: Although steel round bars have excellent strength properties, they can be prone to fatigue failure when subjected to repeated or cyclic loading. This limitation is particularly relevant in applications where the material is subjected to constant stress or vibration. Despite these limitations, steel round bars remain a popular choice in various industries due to their exceptional strength, reliability, and versatility. However, it is essential to consider these factors to ensure that the chosen material meets the specific requirements of the intended application.

Q:What are the advantages of using nickel-chromium-titanium alloy steel round bars?: Some advantages of using nickel-chromium-titanium alloy steel round bars include their high strength and durability, excellent corrosion resistance, and good heat resistance. These alloy steel round bars also offer superior wear resistance and can withstand harsh environments. Additionally, they have good machinability, making them suitable for various applications in industries such as aerospace, automotive, and oil and gas.

Q:Do you need paint for roof lightning proof steel bars?: If the metal surface is coated with a thick layer of insulating paint, it will seriously affect the flashover effect. In the national standard, the metal roof is directly used as a flash receiver. The thickness of the paint used on the roof must be less than the required value. That is what it means.

Q:What are the advantages of using alloy steel round bars?: There are several advantages of using alloy steel round bars. Firstly, alloy steel round bars offer superior strength and durability compared to regular steel bars. This makes them ideal for applications where high strength and toughness are required, such as in construction, automotive, and aerospace industries. The alloying elements in these bars enhance their mechanical properties, making them more resistant to wear, impact, and corrosion. Additionally, alloy steel round bars have excellent heat resistance. They can withstand high temperatures without losing their strength, making them suitable for use in high-temperature environments like furnaces, boilers, and heat exchangers. This property allows for extended service life and reduces the need for frequent replacements. Another advantage of using alloy steel round bars is their versatility. These bars can be easily machined, forged, or welded, allowing for flexibility in design and manufacturing processes. They can be customized to meet specific requirements, making them suitable for various applications. Furthermore, alloy steel round bars have good dimensional stability. They maintain their shape and size even under extreme conditions, ensuring precise and accurate performance. This property is particularly important in applications where tight tolerances are required, such as in precision engineering and manufacturing industries. Lastly, alloy steel round bars are cost-effective in the long run. Although they may have a higher initial cost compared to regular steel bars, their enhanced properties and extended service life result in reduced maintenance and replacement costs. This makes them a more economical choice in the long term. In conclusion, the advantages of using alloy steel round bars include superior strength and durability, excellent heat resistance, versatility in machining and fabrication, good dimensional stability, and long-term cost-effectiveness. These benefits make them a preferred choice in various industries where high-performance materials are required.

Q:What are the different types of steel round bars used in the defense industry?: There are several different types of steel round bars that are commonly used in the defense industry. These materials are specifically chosen for their strength, durability, and ability to withstand harsh conditions. Some of the most commonly used steel round bars in the defense industry include: 1. High-strength low-alloy (HSLA) steel round bars: These bars are known for their high strength-to-weight ratio, making them ideal for applications where weight reduction is important. HSLA steel round bars are often used in the construction of armored vehicles, tanks, and other military equipment. 2. Stainless steel round bars: Stainless steel is highly resistant to corrosion and rust, making it an excellent choice for defense applications where exposure to moisture or harsh environments is common. Stainless steel round bars are frequently used in the manufacturing of military aircraft, naval vessels, and firearms. 3. Carbon steel round bars: Carbon steel is a versatile and cost-effective material that is widely used in the defense industry. It offers excellent strength and hardness, making it suitable for various applications such as missile components, gun barrels, and armor plates. 4. Alloy steel round bars: Alloy steel is a combination of different metals, typically including chromium, molybdenum, and nickel, which enhances its mechanical properties. Alloy steel round bars are commonly utilized in the production of military-grade vehicles, artillery systems, and munitions. 5. Tool steel round bars: Tool steel is specifically designed to have exceptional hardness, wear resistance, and toughness. It is often used for manufacturing cutting tools, drills, and other equipment used in the defense industry. Each type of steel round bar has its own unique properties and advantages, allowing it to fulfill specific requirements in the defense sector. The selection of the appropriate steel round bar depends on the specific application and the desired performance characteristics needed to meet the demands of the defense industry.

Q:Are steel round bars resistant to abrasion?: Yes, steel round bars are generally resistant to abrasion due to their hardness and durability.

Q:Is steel bar round wire? What's the difference? What are the main applications of wire rod?: Round bar is divided into three parts: hot rolling, forging and cold drawing. Standard Specification for hot rolled round steel is 5.5-250 mm. Of them: 5.5-25 mm small round bars are mostly supplied by straight strips. They are used as reinforcing bars, bolts and various mechanical parts. They are more than 25 millimeters of round steel. They are mainly used in the manufacture of mechanical parts or seamless steel tube billets.

Q:How do steel round bars perform under impact or shock loading?: Steel round bars are known for their exceptional performance under impact or shock loading. Due to their high strength and toughness, steel round bars can withstand sudden forces and resist deformation or failure. The inherent properties of steel, such as its hardness and ductility, contribute to its ability to absorb energy and distribute it throughout the material, minimizing the impact on the structure. When subjected to impact or shock loading, steel round bars undergo plastic deformation, which allows them to absorb the applied energy without breaking. The ability to absorb energy is crucial in various applications, such as construction, automotive, and machinery industries, where components are often subjected to dynamic loads. Additionally, steel's excellent fatigue resistance further enhances its performance under impact or shock loading. Even when subjected to repeated impacts, steel round bars can withstand the cyclic loading without undergoing significant degradation in their mechanical properties. Moreover, steel round bars can be further enhanced through various heat treatment processes, such as quenching and tempering, to improve their resistance to impact or shock loading. These processes help to refine the microstructure of the steel, resulting in increased strength, toughness, and hardness. In conclusion, steel round bars have a remarkable performance under impact or shock loading. Their high strength, toughness, and ability to absorb energy make them reliable and widely used in applications where sudden forces or dynamic loads are expected.

Q:Excuse me and steel disc round what is the difference?: Round steel is a solid strip of steel whose cross section is round. Its specifications are expressed in diameter, in units of millimeters (mm), such as "50mm", which means a diameter of 50 millimeters of round steel. Round bar is divided into three parts: hot rolling, forging and cold drawing. Standard Specification for hot rolled round steel is 5.5-250 mm. Where: 5.5-25 mm small round steel mostly straight bundles of supply, used for steel, bolts and various mechanical parts; greater than 25 mm round steel, seamless steel pipe is mainly used for the manufacture of mechanical parts of the tube, etc..

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