• JIS G3101 SS400 Spring Steel   Bar with high quality System 1
  • JIS G3101 SS400 Spring Steel   Bar with high quality System 2
  • JIS G3101 SS400 Spring Steel   Bar with high quality System 3
  • JIS G3101 SS400 Spring Steel   Bar with high quality System 4
  • JIS G3101 SS400 Spring Steel   Bar with high quality System 5
JIS G3101 SS400 Spring Steel   Bar with high quality

JIS G3101 SS400 Spring Steel Bar with high quality

Ref Price:
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Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
25 m.t
Supply Capability:
10000 m.t/month

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Specification

Standard:
ASTM,AISI
Technique:
Hot Rolled
Shape:
Square,Round
Surface Treatment:
Galvanized
Steel Grade:
HRB400
Certification:
ISO,SGS,BV
Thickness:
6
Length:
12
Net Weight:
3

Product Description:

OKorder is offering Spring Steel Bar with high quality at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.

 

Product Applications:

Spring Steel Bar with high quality are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.

 

Product Advantages:

OKorder's Spring Steel Bar with high quality are durable, strong, and resist corrosion.

 

Main Product Features:

·         Premium quality

·         Prompt delivery & seaworthy packing (30 days after receiving deposit)

·         Corrosion resistance

·         Can be recycled and reused

·         Mill test certification

·         Professional Service

·         Competitive pricing

 

Product Description:

Spring Steel can be divided into two types. One is carbon spring steel, and other one is alloy spring steel.

Alloy spring steel is based on carbon spring steel, by adding one or more alloying elements to improve the mechanical properties, hardenability and other properties to meet the requirement for manufacture all kinds of spring steel.

Specification of Spring Steel Bar:

-Material: SUP6

-Standard: JIS

-Production: Hot rolled or cold rolled

-Type: Spring Steel

-Alloy or no: Alloy

-Micro Structure: Tempered troostite

Mechanical Properties:

-Tensile Strength σb (MPa): ≥1274 (130)

-Yield Strength σs (MPa): ≥1176 (120)

-Elongation δ10(%): ≥5

-Percentage reduction of area: ψ (%): ≥25

-Hardness:

1, Hot rolled, ≤321HB

2, Cold drawn + Heat treatment: ≤321HB

Usage/Applications of Spring Steel Bar:

-This is silicon-manganese spring steel that is used widely. Its strength, elasticity and hardenability are little higher than 55Si2Mn.

- Products of this material are used as flat spring o spiral spring with diameter less than 30mm that bear a large load during the fabrication of trains, cars and tractors.

-The principal material of valve spring.

Packaging & Delivery of Spring Steel Bar:

-Packing Detail: The products can be packed in bundles by steel wires.

-Marks: We will make color marks to make sure that it’s more convenient for customers to distinguish their products from other products at the destination port and we will tie tag marks up to each bundle to make sure that customers know the specifications of each bundle like product’s name and size and other information of products.

-Delivery Detail:

1, Delivery time: 30~45 working days after receive buyer’s T.T. or L/C.

2, Delivery status should be written in the contract. (Heat treatment or no)

Transportation:

1, The products can be delivered by bulk vessel or by container. As for container, products with the length of 6m will be loaded in 20’ container, with 9m or 12m, in 40’ container.

2, The maximum quantity of loading of container is 25 tons.

3, The products are usually transported to the nearest port from the production place.

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: The products are invoicing on theoritical weight or on actual weight? 

A3: We can do it in both manners, according to the customers' request.

Image:

Spring Steel   Bar with high quality

Spring Steel   Bar with high quality

 

 

Q: Are steel round bars resistant to corrosion?
Yes, steel round bars are generally resistant to corrosion due to their composition which includes a significant amount of chromium. This chromium forms a protective layer on the surface of the steel, preventing rust and corrosion. However, the resistance to corrosion may vary depending on the specific grade and environment in which the steel round bars are exposed.
Q: How do steel round bars compare to titanium round bars?
Steel round bars and titanium round bars possess distinct properties and characteristics that render them suitable for various applications. Below is a comparative analysis of the two: 1. Strength: In terms of strength-to-weight ratio, titanium round bars surpass steel round bars. This implies that titanium can endure larger loads and stresses while being lighter in weight compared to steel. Nevertheless, steel round bars generally exhibit greater strength and rigidity than titanium, making them ideal for heavy-duty applications necessitating high strength. 2. Resistance to Corrosion: Titanium round bars display an exceptional resistance to corrosion, even in harsh environments like saltwater. Conversely, steel is prone to corrosion and necessitates additional protective measures (e.g., coatings or galvanization) to forestall rusting. Consequently, titanium round bars are preferred in applications where corrosion resistance is vital. 3. Density: Titanium round bars possess a lower density in comparison to steel round bars. This diminished density renders titanium well-suited for applications where weight reduction is critical, such as the aerospace and automotive industries. Steel round bars, with their higher density, are typically employed in applications where weight is of less concern. 4. Resistance to Temperature: Titanium round bars exhibit excellent resistance to heat, retaining their mechanical properties even at high temperatures. Conversely, steel round bars may lose their strength and become brittle when subjected to elevated temperatures. Hence, titanium round bars are suitable for applications requiring resistance to elevated temperatures. 5. Cost: Generally, steel round bars are more cost-effective than titanium round bars. Titanium is an expensive metal due to its scarcity and intricate extraction process. The cost disparity between the two materials can be significant, making steel round bars more favorable for budget-conscious projects. In conclusion, the selection between steel round bars and titanium round bars hinges on the specific requirements of the application. Steel is preferable for its superior strength and affordability, whereas titanium offers advantages such as high strength-to-weight ratio, corrosion resistance, temperature resistance, and lower density.
Q: Difference between forging and round steel
The advantages of a casting include an extensible length, a contracted cross section, a contracted length, an extended cross section, a variable length, and a variable cross section. The types of casting are free forging / hand forging, hot die forging / precision forging, top forging, roll forging and die forging.Forgings are not limited to round shapes.Round steel is a solid strip of steel whose cross section is round. The specifications are expressed in millimeters of diameter, such as "50", which means a round bar of 50 millimeters in diameter.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: What are the advantages of using nickel-titanium alloy steel round bars?
There are several advantages of using nickel-titanium alloy steel round bars. Firstly, this alloy offers high strength and excellent corrosion resistance, making it suitable for various applications in industries such as aerospace, automotive, and medical. Additionally, nickel-titanium alloy steel has shape memory properties, allowing it to return to its original shape after deformation, making it ideal for applications requiring repeated bending or twisting. Furthermore, this alloy exhibits superelasticity, meaning it can withstand large amounts of strain without permanent deformation, providing enhanced durability and longevity. Overall, the unique combination of strength, corrosion resistance, shape memory, and superelasticity makes nickel-titanium alloy steel round bars a versatile and advantageous material choice.
Q: What are the advantages of using silicon-alloy steel round bars?
Silicon-alloy steel round bars offer several benefits that make them a favorable choice. Firstly, their strength and durability are exceptional, making them suitable for heavy-duty applications. Their high tensile strength allows them to withstand heavy loads and resist deformation, ensuring reliability for mechanical and structural purposes. Secondly, these round bars exhibit excellent heat resistance. The presence of silicon in the alloy enhances their ability to handle high temperatures without compromising their structural integrity. This makes them ideal for applications that involve exposure to extreme heat, such as furnace components, exhaust systems, or high-temperature equipment. Furthermore, silicon-alloy steel round bars provide remarkable corrosion resistance. The inclusion of alloying elements like chromium and nickel creates a protective oxide layer on the surface, preventing corrosion and extending their lifespan. This makes them suitable for use in corrosive atmospheres and marine environments. Additionally, these round bars offer good machinability and weldability. Their ease of forming into various shapes and sizes makes them versatile for different manufacturing processes. Moreover, their weldability allows for easy fabrication and customization, making them convenient for numerous industries. Lastly, silicon-alloy steel round bars are cost-effective. In comparison to other high-performance alloys, they are relatively more affordable, making them a cost-effective option for applications that require strength, durability, heat resistance, and corrosion resistance. In conclusion, the advantages of silicon-alloy steel round bars encompass their excellent strength and durability, good heat resistance, corrosion resistance, machinability, weldability, and cost-effectiveness. These attributes establish silicon-alloy steel as a versatile and reliable material for various industrial applications.
Q: What are the tolerance standards for steel round bars?
The tolerance standards for steel round bars vary depending on the specific requirements and industry standards. Generally, tolerance standards for steel round bars are specified in terms of diameter, straightness, length, and surface finish. These tolerances ensure that the bars meet the desired dimensions and quality standards, allowing for proper fit and function in various applications.
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.
Q: What are the advantages of using carbon steel round bars?
There are several advantages to using carbon steel round bars in various applications. Firstly, carbon steel round bars are known for their high strength and durability. They have a high tensile strength, making them suitable for heavy-duty applications that require withstanding significant loads and pressures. This makes carbon steel round bars ideal for use in construction, manufacturing, and engineering industries. Another advantage of carbon steel round bars is their excellent machinability. They can be easily cut, drilled, and shaped into various forms, making them versatile for different projects. This also allows for precise and accurate fabrication, ensuring that the desired specifications and dimensions are achieved. Carbon steel round bars also offer good weldability, which means they can be easily joined together using various welding techniques. This makes them a preferred choice in the construction of structures and machinery that require strong and secure connections. Additionally, carbon steel round bars are relatively cost-effective compared to other materials with similar properties. They offer an excellent balance between performance and affordability, making them a popular choice for many applications. Moreover, they have a long lifespan and require minimal maintenance, resulting in cost savings over time. Carbon steel round bars are also highly resistant to corrosion and wear. This is due to the presence of carbon and other alloying elements, which enhance their resistance to external factors such as moisture, chemicals, and abrasion. As a result, carbon steel round bars can withstand harsh environments and prolonged exposure to various elements, making them suitable for outdoor applications. Lastly, carbon steel round bars are readily available in the market due to their widespread use and popularity. They are available in various sizes, grades, and specifications, allowing users to select the most suitable option for their specific needs. This availability ensures ease of sourcing and reduces lead times for projects. In conclusion, the advantages of using carbon steel round bars include their high strength, excellent machinability, good weldability, affordability, corrosion resistance, and availability. These qualities make carbon steel round bars a reliable and versatile choice for a wide range of applications in different industries.
Q: Can steel round bars be used for making crankshafts?
Yes, steel round bars can be used for making crankshafts. Crankshafts are important components in engines that convert the reciprocating motion of the pistons into rotational motion. Steel is a preferred material for crankshafts due to its high strength, durability, and ability to withstand the stress and load generated during engine operation. Steel round bars are often used for making crankshafts as they provide a solid and reliable foundation for the rotating assembly. The round shape of the bars allows for easy machining and shaping into the desired crankshaft design. Additionally, steel can be heat-treated to further enhance its mechanical properties, such as hardness and fatigue resistance, making it ideal for the demanding conditions and high-performance requirements of crankshafts in various engine applications.
Q: What is the difference between carbon steel and stainless steel round bars?
The composition and properties of carbon steel and stainless steel round bars differ significantly. Carbon steel round bars are composed primarily of iron and carbon, with trace amounts of other elements. They are renowned for their strength and durability, making them ideal for use in industries like construction and automotive. In terms of affordability, carbon steel round bars are generally more cost-effective than stainless steel round bars. In contrast, stainless steel round bars are a type of steel alloy that contains a minimum of 10.5% chromium. This addition of chromium gives stainless steel its distinct properties, including resistance to corrosion. As a result, stainless steel round bars are highly resistant to rust and staining, making them suitable for use in environments exposed to moisture and chemicals. Industries such as food processing, medical equipment, and marine applications commonly utilize stainless steel round bars. The chromium content in stainless steel round bars generally leads to higher prices compared to carbon steel round bars. However, the added cost is justified by the superior corrosion resistance and aesthetic appeal of stainless steel. Furthermore, stainless steel offers a range of grades and finishes, allowing for customization based on specific requirements. In conclusion, the primary distinction between carbon steel and stainless steel round bars lies in their composition and properties. Carbon steel is known for its strength and affordability, while stainless steel provides corrosion resistance and various customization options. The choice between the two depends on the specific application and the desired properties required for the project.

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