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 welding techniques for steel round bars?: There are several different welding techniques that can be utilized for steel round bars. Here are some of the most common ones: 1. Shielded Metal Arc Welding (SMAW): Also known as stick welding, SMAW is a popular technique for welding steel round bars. It involves using a consumable electrode coated in flux to create an electric arc between the electrode and the workpiece, melting the base metal and creating a weld. 2. Gas Metal Arc Welding (GMAW): Commonly referred to as MIG (Metal Inert Gas) welding, GMAW is another widely used technique for welding steel round bars. It involves feeding a wire electrode through a welding gun, where it combines with a shielding gas to produce a weld. 3. Flux-Cored Arc Welding (FCAW): Similar to GMAW, FCAW uses a continuously fed electrode. However, instead of using a solid wire electrode, it uses a tubular electrode filled with flux. This flux helps protect the weld from contamination and provides additional strength. 4. Gas Tungsten Arc Welding (GTAW): Also known as TIG (Tungsten Inert Gas) welding, GTAW is a precise and versatile technique suitable for welding steel round bars. It involves using a non-consumable tungsten electrode to create an arc, while a separate filler rod may be used to add material to the weld. 5. Submerged Arc Welding (SAW): This technique is commonly used for heavy-duty applications, such as welding steel round bars for structural purposes. It involves submerging the arc and the welding zone in a layer of granular flux, which protects the weld from contamination and provides a deep penetration weld. Each of these welding techniques has its advantages and is suitable for specific applications. The choice of technique will depend on factors such as the thickness of the round bars, the required strength of the weld, and the accessibility of the welding site. It is important to carefully consider these factors and select the appropriate welding technique to ensure a strong and durable weld on steel round bars.

Q: How are steel round bars stored?: Steel round bars are typically stored in a vertical position, either stacked on racks or placed in specially designed shelves or racks. These storage methods ensure that the bars are well-supported and easily accessible for transportation and use. Additionally, steel round bars are often bundled or strapped together to prevent them from rolling or becoming disorganized.

Q: Are steel round bars suitable for the manufacturing of shafts?: Yes, steel round bars are suitable for the manufacturing of shafts. Steel round bars are known for their strength, durability, and ability to withstand heavy loads and high rotational speeds, making them ideal for shaft applications. The round shape of the bar promotes uniform stress distribution, reducing the risk of failure or deformation. Additionally, steel round bars can be easily machined and heat-treated to achieve desired mechanical properties, such as hardness and toughness, further enhancing their suitability for shaft manufacturing. Overall, steel round bars offer the necessary characteristics required for shafts, making them a reliable and commonly used material in various industries.

Q: What are the different grades of stainless steel round bars?: Stainless steel round bars are available in various grades, each offering unique properties and characteristics. The most common grades of stainless steel round bars include: 1. Grade 304: This is the most widely used grade of stainless steel round bars. It offers good corrosion resistance, high durability, and excellent formability. Grade 304 is suitable for a wide range of applications, including food processing equipment, kitchen appliances, and architectural components. 2. Grade 316: Known for its superior corrosion resistance, grade 316 stainless steel round bars are often used in marine environments or industries where exposure to corrosive substances is common. It also offers excellent resistance to high temperatures, making it suitable for heat exchangers and chemical processing equipment. 3. Grade 410: This stainless steel grade is known for its high strength and hardness. Grade 410 round bars are often used in applications where resistance to corrosion and moderate heat is required, such as cutlery, pump shafts, and valve parts. 4. Grade 420: With increased carbon content, grade 420 stainless steel round bars offer higher strength and hardness compared to grade 410. It is commonly used in the production of surgical instruments, dental tools, and blades. 5. Grade 430: This grade of stainless steel round bars is known for its good corrosion resistance and formability. It is often used in applications involving decorative trim, automotive components, and kitchen appliances. These are just a few examples of the different grades of stainless steel round bars. It is important to choose the appropriate grade based on the specific requirements of your application to ensure optimal performance and longevity.

Q: What is the yield strength of a steel round bar?: The yield strength of a steel round bar can vary depending on the specific grade and type of steel used. However, common structural steel grades have yield strengths ranging from 250 MPa to 800 MPa.

Q: What are the different heat treatment methods for steel round bars?: There are several heat treatment methods that are commonly used for steel round bars to enhance their mechanical properties and improve their overall performance. These methods include annealing, normalizing, quenching, tempering, and case hardening. 1. Annealing: This heat treatment process involves heating the steel round bars to a specific temperature and holding it there for a certain amount of time to achieve a uniform microstructure. Annealing helps to relieve internal stresses, increase ductility, and improve machinability. 2. Normalizing: In this method, the steel round bars are heated to a temperature slightly above their critical transformation temperature and then cooled in still air. Normalizing refines the grain structure of the steel, improves its mechanical properties, and enhances its resistance to impact and fatigue. 3. Quenching: Quenching involves heating the steel round bars to a temperature above its critical temperature and then rapidly cooling it by immersing it in a quenching medium such as oil, water, or brine. This rapid cooling hardens the steel, making it stronger and more resistant to wear and abrasion. However, quenched steel can be brittle, so additional heat treatment steps may be required. 4. Tempering: After the quenching process, the steel round bars are often tempered to reduce brittleness and improve toughness. Tempering involves reheating the quenched steel to a specific temperature and holding it there for a specific time, followed by slow cooling. This process helps to reduce internal stresses, increase ductility, and improve the steel's overall toughness and machinability. 5. Case Hardening: Case hardening is a surface heat treatment method used to increase the hardness of the outer layer of the steel round bars while maintaining a relatively softer core. This process involves heating the steel in a carbon-rich environment, such as a gas or salt bath, and then quenching it to achieve a hardened outer layer. Case hardening improves wear resistance and fatigue strength, making the steel suitable for applications where high surface hardness is required. It's important to note that the specific heat treatment method used for steel round bars depends on the desired mechanical properties and the intended application of the product. Manufacturers carefully select the appropriate heat treatment method based on factors such as the composition of the steel, the desired hardness, and the required strength.

Q: What are the typical dimensions of a steel round bar?: The typical dimensions of a steel round bar vary depending on the intended application and industry standards. However, common sizes range from 1/4 inch to 12 inches in diameter, with lengths usually ranging from 10 to 20 feet.

Q: What are the advantages of using titanium-alloy steel round bars?: Titanium-alloy steel round bars offer numerous benefits: 1. Exceptional strength: These round bars possess an impressive strength-to-weight ratio, making them perfect for applications that prioritize strength. They can withstand heavy loads and resist deformation due to their high tensile strength. 2. Impressive corrosion resistance: Even in highly corrosive environments, titanium-alloy steel round bars exhibit excellent resistance to corrosion. This quality makes them well-suited for industries like marine, aerospace, and chemicals, where exposure to saltwater or chemicals is common. 3. Lightweight nature: In comparison to other metal alloys, titanium-alloy steel round bars are comparatively lightweight. This characteristic makes them highly advantageous in industries like aerospace and automotive, where reducing weight is crucial. It enables better fuel efficiency and increased payload capacity. 4. Resilience to high temperatures: Titanium-alloy steel round bars maintain their structural integrity even when exposed to high temperatures. This quality makes them ideal for applications in high-temperature environments, such as power generation and the oil and gas industries. 5. Biocompatibility: Titanium is biocompatible, meaning it is well-tolerated by the human body and does not cause adverse reactions. This makes titanium-alloy steel round bars suitable for medical implants like orthopedic implants and dental fixtures, where biocompatibility is critical. 6. Exceptional fatigue resistance: Titanium-alloy steel round bars exhibit outstanding resistance to fatigue, enabling them to endure repeated loading and unloading without experiencing fatigue failure. This makes them ideal for applications requiring long-term durability, such as structural components and machinery. Overall, the advantages of titanium-alloy steel round bars encompass their high strength, corrosion resistance, lightweight nature, resilience to high temperatures, biocompatibility, and exceptional fatigue resistance. These properties make them a versatile choice for various industries, including aerospace, automotive, medical, and petrochemical sectors.

Q: What are the advantages of using carbon-manganese alloy steel round bars?: There are several advantages of using carbon-manganese alloy steel round bars: 1. Strength and durability: Carbon-manganese alloy steel round bars offer high levels of strength and durability, making them suitable for use in demanding applications. They can withstand heavy loads and resist deformation, ensuring long-lasting performance. 2. Impact resistance: Carbon-manganese alloy steel round bars have excellent impact resistance, making them highly suitable for applications where there is a risk of impact or sudden loads. This property helps prevent fractures or breakages, enhancing safety and reliability. 3. Weldability: Carbon-manganese alloy steel round bars have good weldability, allowing for easy fabrication and joining. They can be easily welded using common techniques, making them versatile and cost-effective for various construction projects. 4. Corrosion resistance: Carbon-manganese alloy steel round bars exhibit good corrosion resistance, making them suitable for use in environments where exposure to moisture or corrosive substances is a concern. This property helps to extend the lifespan of the bars and reduces the need for frequent maintenance and replacement. 5. Cost-effective: Carbon-manganese alloy steel round bars are generally more cost-effective compared to other high-strength steel options. They offer a balance between strength and affordability, making them a cost-efficient choice for applications where high-strength materials are needed without excessive costs. 6. Machinability: Carbon-manganese alloy steel round bars are relatively easy to machine, allowing for precise shaping and finishing. This property makes them suitable for applications that require complex or custom designs. Overall, the advantages of using carbon-manganese alloy steel round bars include their strength, durability, impact resistance, weldability, corrosion resistance, cost-effectiveness, and machinability. These properties make them a reliable and versatile choice for a wide range of applications in industries such as construction, automotive, and manufacturing.

Q: What are the advantages of using creep-resistant steel round bars?: There are several advantages of using creep-resistant steel round bars in various applications. Firstly, creep-resistant steel round bars offer excellent resistance to high temperatures and prolonged exposure to stress. This makes them ideal for use in applications that involve high temperature environments, such as power plants, boilers, and engines. The ability to withstand elevated temperatures without losing their mechanical properties is a key advantage of creep-resistant steel round bars. Secondly, these round bars have superior creep strength, which means they can withstand constant stress over a long period of time without deforming or failing. This is particularly important in applications where the component is subjected to continuous stress, such as in pressure vessels or structural components of machinery. The high creep strength of these bars ensures the longevity and reliability of the components. Additionally, creep-resistant steel round bars have excellent corrosion resistance. They are often alloyed with elements such as chromium, molybdenum, or nickel, which enhance their resistance to corrosion in harsh environments. This makes them suitable for use in industries such as oil and gas, chemical processing, and marine applications where corrosion is a significant concern. Furthermore, creep-resistant steel round bars have good weldability, allowing for easy fabrication and assembly. They can be easily welded to other components without compromising their mechanical properties, making them versatile and cost-effective for various construction projects. Moreover, these round bars offer dimensional stability and high hardness, ensuring that the components maintain their shape and mechanical properties even under extreme conditions. This characteristic makes them suitable for use in applications that require high precision and accuracy, such as aerospace and automotive industries. In conclusion, the advantages of using creep-resistant steel round bars include their ability to withstand high temperatures, excellent creep strength, corrosion resistance, weldability, dimensional stability, and high hardness. These advantages make them a preferred choice for various industries where reliability, longevity, and performance under harsh conditions are crucial factors.

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