4140 Mild Steel Round Bar Sizes
- Ref Price:
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- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
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Specification
4140 Mild Steel Round Bar Sizes
Product Description of 4140 Mild Steel Round Bar Sizes
1. Steel grade: ASTM4140, SCM440, 42CrMo, DIN1.7225
2. Length: 6M-12M
3. Diameter: 16mm-300mm
4. Product range: round bar, flat bar, square bar
5. Technique: Hot rolled, forged, cold drawn
Specification of 4140 Mild Steel Round Bar Sizes
Material | SCM4140 | Round bar | Dia(mm) | 16-300mm |
Process | EAF + LF + VD + Forged + Heat Treatment (optional) | Length (mm) | Max 12m | |
Heat treatment | Normalized / Annealed / Quenched / tempered | Flat bar | Thickness(mm) | 8-500mm |
Delivery condition | Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) | Width(mm) | 70-200mm | |
Test | Ultrasonic test according to SEP 1921-84 D/d | Length (mm) | Max 12m |
Chemical Composition of 4140 Mild Steel Round Bar Sizes
C | Si | Mn | Cr | Mo | P | S |
0.38~0.43 | 0.15~0.35 | 0.75~1.00 | 0.8~1.1 | 0.15~0.25 | ≤0.035 | <0.04< td=""> |
Photo Show of 4140 Mild Steel Round Bar Sizes
Packing and Delivery:
Packing in bundle package, or as customer's requirements.
Delivery Detail: 45 days after receiving the deposit.
Usage and Applications of 4140 Mild Steel Round Bar Sizes
1. Steel round bar is used in a large number of architectural and engineering structures. Or it can be used in construction of plants for the production of steel house frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc.
2. And we can use this kind of product on the performance of the mechanical parts if the demand is not very high.
3. Some special material steel round bar can be used for main shaft of steamer, hummer shank, with big section and supper force.
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.
F A Q
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.
- Q:Can steel round bars be recycled?
- Yes, steel round bars can be recycled. Steel is a highly recyclable material, and the recycling process involves melting the steel bars down to be used in the production of new steel products.
- Q:What are the different testing methods used for steel round bars?
- The different testing methods used for steel round bars include dimensional inspection, visual inspection, ultrasonic testing, magnetic particle inspection, dye penetrant inspection, hardness testing, and chemical analysis.
- Q:Can steel round bars be used for making wheel hubs?
- Yes, steel round bars can be used for making wheel hubs. Steel is a common material choice for wheel hubs due to its high strength and durability, making it suitable for withstanding the forces and pressures experienced by wheel hubs during operation.
- Q:How are steel round bars used in the manufacturing of valves and fittings?
- Steel round bars are commonly used in the manufacturing of valves and fittings due to their strength, durability, and versatility. These round bars serve as the primary raw material for various components of valves and fittings. One crucial application of steel round bars in valve manufacturing is the production of valve stems. Valve stems are responsible for controlling the flow of fluids or gases through the valve. The round bars are machined and threaded to create the stem, which connects to the valve disc or plug. Steel round bars are chosen for this purpose because of their high tensile strength, which ensures the stem can withstand the pressure and torque required to operate the valve. In fittings manufacturing, steel round bars are commonly used to produce threaded connectors, nipples, and couplings. These components are essential for joining pipes or tubes together, allowing for fluid or gas transfer in various systems. Steel round bars are easily machinable, enabling manufacturers to create precise threads and shapes required for these fittings. Furthermore, steel round bars are also used to fabricate the body or housing of valves and fittings. The bars can be cut, forged, or machined into the desired shape, providing a sturdy and reliable structure for the valve or fitting. The use of steel in the body ensures the component's ability to withstand high pressures, temperature variations, and corrosive environments. Overall, steel round bars play a vital role in the manufacturing of valves and fittings. Their strength, durability, and machinability make them an excellent choice for creating critical components such as valve stems, threaded connectors, and the bodies of valves and fittings.
- Q:Can steel round bars be used for making shock absorber components?
- Yes, steel round bars can be used for making shock absorber components. Steel is a common material used in the manufacturing of shock absorbers due to its strength, durability, and resistance to wear and tear. Steel round bars can be machined or forged into various components of a shock absorber, such as piston rods, mounting brackets, or tube bodies. The use of steel ensures that these components can withstand the high pressures and forces associated with shock absorption, providing stability and smooth operation for the vehicle.
- Q:What are the different types of steel round bars used in the manufacturing of cutting tools?
- There are several types of steel round bars commonly used in the manufacturing of cutting tools. Some of the most common types include high-speed steel (HSS), tool steel, carbon steel, and stainless steel. Each type has its own unique properties and characteristics that make it suitable for specific cutting applications. For example, HSS is known for its high hardness, toughness, and heat resistance, making it ideal for high-speed cutting operations. Tool steel, on the other hand, is known for its exceptional wear resistance and ability to retain sharp edges, making it suitable for cutting tools that require long-lasting performance. Carbon steel is often used for general-purpose cutting tools due to its affordability and good balance of hardness and toughness. Lastly, stainless steel is chosen for cutting tools that require excellent corrosion resistance, making it suitable for applications in harsh environments or when working with corrosive materials.
- Q:What are the different types of threads used for steel round bars?
- There are several different types of threads commonly used for steel round bars, including standard threads, metric threads, fine threads, coarse threads, and special threads. The choice of thread type depends on the specific application and requirements of the steel round bar.
- Q:How do you determine the straightness of a steel round bar?
- There are several methods available to determine the straightness of a steel round bar. One commonly used technique involves visually inspecting the bar for any visible bends, twists, or deviations from a straight line. This involves placing the bar on a flat surface and checking for gaps or unevenness between the bar and the surface. Another method involves utilizing a straightedge or precision ruler. By placing either of these tools along the length of the bar, any deviations from a straight line can be easily detected. This method allows for more precise measurements and can even identify slight bends or curves. Alternatively, measuring devices like dial indicators or laser alignment tools can be employed to assess the straightness of a steel round bar. These devices provide more accurate measurements and can quantify the degree of deviation from a straight line by providing numerical readings. It should be noted that the acceptable level of straightness may vary depending on the specific application or industry standards. In such cases, it may be necessary to adhere to specific tolerances or guidelines to ensure that the steel round bar meets the required straightness criteria. In conclusion, determining the straightness of a steel round bar necessitates careful visual inspection and the utilization of appropriate measuring tools to ensure that it satisfies the necessary straightness standards for its intended purpose.
- Q:Can steel round bars be used for making medical equipment?
- Yes, steel round bars can be used for making medical equipment. Steel is a versatile and durable material that is commonly used in the manufacturing of medical instruments and equipment. It possesses excellent strength and can withstand high levels of stress and pressure, making it suitable for a wide range of medical applications. Additionally, steel is resistant to corrosion and can be easily sterilized, ensuring that the medical equipment remains hygienic and safe for use. Steel round bars can be machined, shaped, and formed into various medical instruments such as surgical tools, implants, braces, and prosthetics. Therefore, steel round bars are a viable option for producing medical equipment due to their strength, durability, and compatibility with sterilization processes.
- Q:Are steel round bars suitable for the manufacturing of shafts?
- Yes, steel round bars are highly suitable for the manufacturing of shafts. Steel round bars offer excellent strength, durability, and resilience, making them ideal for applications that require transmitting power, such as in shafts. Their uniform shape and consistent diameter also facilitate ease of machining and assembly, further enhancing their suitability for shaft manufacturing.
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4140 Mild Steel Round Bar Sizes
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 500000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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