stainless steel ; round bar steel ;steel rod

stainless steel ; round bar steel ;steel rod System 1

stainless steel ; round bar steel ;steel rod

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Loading Port:: Shanghai

Payment Terms:: TT OR LC

Min Order Qty:: 500 m.t.

Supply Capability:: 3000 m.t./month

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Product Description:

stainless steel ; round bar steel ;steel rod

Stainless Steel Bar

Stainless Steel Round Bright Bar

Hot-rolled Stainless Steel Black Bar

Grades：201、202、301、302、303、304、316、316L、321 etc

Diameter (mm)	weight (kg/m)	Diameter (mm)	weight (kg/m)	Diameter (mm)	weight (kg/m)	Diameter (mm)	weight (kg/m)
2	0.025	14	1.221	30	5.607	50	15.575
3	0.056	15	1.402	32	6.38	55	18.846
4	0.1	16	1.595	34	7.202	60	22.428
5	0.156	18	2.019	35	7.632	65	26.322
6	0.224	19	2.249	36	8.074	70	30.527
7	0.305	20	2.492	38	8.996	75	35.044
8	0.399	22	3.015	40	9.968	80	39.872
9	0.505	24	3.588	42	10.99	85	45.012
10	0.623	25	3.894	45	12.616	90	50.463
11	0.754	27	4.542	46	13.183	95	56.226
12	0.897	28	4.884	48	14.354	100	62.3

stainless steel ; round bar steel ;steel rod

Q:What are the different types of steel round bar alloys used in aerospace applications?: There are several different types of steel round bar alloys that are commonly used in aerospace applications. These alloys are selected for their specific properties and characteristics that make them suitable for use in aircraft and spacecraft components. Some of the most commonly used alloys include: 1. 4130: This alloy is a low-alloy steel that contains chromium and molybdenum. It has excellent strength and toughness, making it suitable for use in applications such as landing gear components and structural tubing. 2. 4340: This alloy is a nickel-chromium-molybdenum steel that is known for its high strength and good ductility. It is commonly used in applications such as gears, shafts, and structural components that require high strength and toughness. 3. 17-4 PH: This alloy is a precipitation-hardening stainless steel that offers a combination of high strength, corrosion resistance, and good toughness. It is often used in aerospace applications where both strength and corrosion resistance are important, such as in turbine blades and structural components. 4. 15-5 PH: This alloy is another precipitation-hardening stainless steel that offers high strength and good corrosion resistance. It is commonly used in aerospace applications such as landing gear components and structural parts. 5. 9310: This alloy is a low-alloy steel that is known for its high hardenability and toughness. It is often used in aerospace applications where high strength and good impact resistance are required, such as in gears and shafts. These are just a few examples of the different types of steel round bar alloys used in aerospace applications. Each alloy offers specific properties and characteristics that make it suitable for different components and requirements in the aerospace industry.

Q:How are steel round bars used in the manufacturing of hydraulic systems?: Due to their strength, durability, and versatility, steel round bars are widely used in the manufacturing of hydraulic systems. These bars serve multiple purposes in the construction and assembly of hydraulic components. One primary application of steel round bars in hydraulic systems is for fabricating piston rods. Piston rods are crucial components of hydraulic cylinders that transfer the force generated by the hydraulic fluid to the desired mechanism. The high strength and rigidity of steel round bars make them ideal for this purpose, as they can withstand the intense pressure and stress exerted on the piston rod during operation. Steel round bars are also utilized in manufacturing shafts and axles within hydraulic systems. These components transmit rotational motion and torque from the hydraulic pump to other mechanical parts, such as gears or pulleys. By using steel round bars, manufacturers can ensure the reliability and longevity of these critical parts, as they possess excellent mechanical properties and resistance to wear and tear. Moreover, steel round bars are often employed in constructing hydraulic fittings and connectors. These components join different hydraulic pipes, hoses, or valves together, creating a sealed system for fluid transmission. Steel round bars provide the necessary strength and stability to withstand the high-pressure conditions within hydraulic systems, ensuring leak-free operation and efficient fluid transfer. In conclusion, steel round bars play a vital role in the manufacturing of hydraulic systems by providing strength, durability, and versatility. Their use in piston rods, shafts, axles, fittings, and connectors ensures the proper functioning and reliability of these systems.

Q:What is the difference between a bright and a hot rolled steel round bar?: The main difference between a bright and a hot rolled steel round bar lies in their manufacturing processes. A hot rolled steel round bar is produced by heating the steel billet or ingot to high temperatures and then rolling it into the desired shape at elevated temperatures. This process results in a rougher surface finish and a slightly larger diameter tolerance compared to bright bars. On the other hand, a bright steel round bar is manufactured by cold drawing the hot rolled steel bar through a die to achieve a smoother surface finish and tighter dimensional tolerances. Overall, the bright steel round bar has a more refined appearance and is often preferred for applications requiring superior surface finish and dimensional accuracy.

Q:Can steel round bars be used in the production of construction equipment?: Yes, steel round bars can be used in the production of construction equipment. Steel round bars are commonly used in the construction industry due to their strength, durability, and versatility. They can be used to manufacture various components of construction equipment such as axles, shafts, gears, and structural supports. The high tensile strength of steel round bars ensures that the equipment can withstand heavy loads and harsh operating conditions. Additionally, the machinability and weldability of steel round bars make them suitable for fabrication processes involved in the production of construction equipment. Overall, steel round bars are a reliable and commonly used material in the construction industry for manufacturing construction equipment.

Q:What are the advantages of using case-hardening steel round bars?: There are several advantages to using case-hardening steel round bars. Firstly, case-hardening steel round bars have a hardened outer layer or "case" while maintaining a relatively soft and ductile core. This allows for excellent wear resistance on the surface, making them ideal for applications where the material comes into contact with abrasive or erosive forces. The hardness of the outer layer also provides increased strength and durability, enhancing the lifespan of the round bars. Another advantage of case-hardening steel round bars is their ability to withstand high impact loads. The hardened outer layer provides a barrier that absorbs and disperses the impact energy, preventing deformation or breakage of the material. This makes them suitable for applications where the round bars are subjected to heavy loads or impacts, such as in machinery or construction equipment. Additionally, case-hardening steel round bars offer improved fatigue resistance. The hardened surface layer helps to distribute stresses evenly, reducing the likelihood of cracks or fractures developing under cyclic loading conditions. This makes them suitable for use in applications that require long-term durability and resistance to repeated stress, such as automotive components or gears. Furthermore, case-hardening steel round bars have excellent machinability. The soft and ductile core allows for easy cutting, drilling, and shaping, while the hardened surface provides the necessary wear resistance. This makes them cost-effective and efficient to work with, as they can be easily formed into various shapes and sizes to meet specific design requirements. In conclusion, the advantages of using case-hardening steel round bars include excellent wear resistance, high impact load resistance, improved fatigue resistance, and excellent machinability. These properties make them a versatile and reliable choice for a wide range of applications in industries such as automotive, construction, and manufacturing.

Q:Can steel round bars be used in the manufacturing of machinery?: Yes, steel round bars can definitely be used in the manufacturing of machinery. Steel round bars are widely used in various industries for their strength, durability, and versatility. They are commonly used to create components such as shafts, axles, gears, and other mechanical parts that require high strength and resistance to wear and tear. Steel round bars offer excellent mechanical properties, including high tensile strength and good machinability, which make them suitable for use in heavy machinery and equipment. Additionally, steel round bars can be easily welded, forged, or machined into the desired shape, making them a preferred choice for manufacturing machinery.

Q:How do you measure the straightness tolerance of a steel round bar?: To measure the straightness tolerance of a steel round bar, you can use a variety of methods depending on the accuracy and precision required. Here are a few common techniques: 1. Visual Inspection: This is a simple method where you visually inspect the bar for any visible deviations from straightness. You can place the bar on a flat surface and look for any bends or curves along its length. However, this method is subjective and may not provide precise measurements. 2. Straightedge Method: In this method, you place a straightedge, such as a ruler or a precision straightedge, against the bar's surface and check for any gaps or spaces between the straightedge and the bar. This method provides a more accurate measurement but can still be influenced by human error. 3. Dial Indicator Method: This method involves using a dial indicator, which is a precision measuring tool, to measure the straightness tolerance. You secure the dial indicator to a fixed point and then move it along the length of the bar, noting any deviations from a straight line. This method provides more precise measurements and can be used to quantify the straightness tolerance in terms of a specific unit of measurement, such as inches or millimeters. 4. Laser Measurement: Laser systems, such as laser alignment devices, can be used to measure the straightness tolerance of a steel round bar. These systems use lasers to project a straight line onto the surface of the bar and then measure any deviations from this line. Laser measurement provides highly accurate and repeatable results, making it suitable for applications that require tight tolerances. It is important to note that the choice of measurement method depends on the required accuracy, the size of the round bar, and the available resources and equipment. Additionally, it is recommended to consult industry standards and guidelines to ensure compliance with specific tolerances and requirements for your application.

Q:What are the advantages of using high-speed steel round bars?: Using HSS round bars in various applications offers several advantages. Firstly, their exceptional hardness and wear resistance make them perfect for high-speed and high-temperature cutting, shaping, and machining operations. HSS round bars can withstand the heat generated in these processes without losing hardness or dulling quickly. This results in improved tool life and reduced downtime for tool changes. Secondly, HSS round bars possess excellent strength and toughness properties, enabling them to handle heavy loads and resist deformation, even in demanding applications. Their strength and toughness make them suitable for industries like aerospace, automotive, and manufacturing, where precision and reliability are crucial. Thirdly, HSS round bars provide superior cutting performance. Due to their high hardness, they retain a sharp cutting edge for a long time. This ensures efficient and precise cutting, minimizing inaccuracies or errors in the workpiece. The sharp cutting edge also contributes to improved surface finish and dimensional accuracy. Additionally, HSS round bars have good thermal conductivity, meaning they efficiently dissipate heat generated during cutting or machining operations. This prevents overheating, which can cause premature tool failure or damage. The ability to manage heat buildup helps maintain the integrity of the tool and extends its lifespan. Lastly, HSS round bars are readily available and cost-effective compared to other high-performance tool materials like carbide. This makes them a popular choice, especially in industries where cost considerations are significant. In conclusion, the advantages of using HSS round bars include exceptional hardness and wear resistance, excellent strength and toughness, superior cutting performance, good thermal conductivity, and cost-effectiveness. These advantages make HSS round bars the preferred choice for professionals and industries that require reliable and efficient cutting and machining tools.

Q:The two project is to use rebar or rebar?: It is recommended to use thread steel as far as possible, because the bonding force and holding force of the thread steel is better than that of the round steel, and it is generally known that the tensile pulling force of the round steel is relatively poor.

Q:Can steel round bars be welded to other materials?: Other materials can indeed be joined with steel round bars through welding. Welding is a widely used technique for merging various materials, including steel round bars, aluminum, stainless steel, and even non-metallic substances like plastics. However, it is vital to emphasize that successful welding depends on the compatibility of the materials being joined. To ensure a robust and long-lasting bond between the steel round bar and the other material, the welding process necessitates the use of appropriate techniques, filler metals, and sometimes pre-heating or post-weld heat treatment. Moreover, it is important to consider the specific application and the desired properties of the joint in order to determine the most suitable welding method and materials.

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