Spring Steel Bar
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50Tons m.t.
- Supply Capability:
- 50000TONS /YEAR m.t./month
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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
Corresponding Steel Grade for Reference:
JPN, JIS | CHN, GB | GER, DIN | GBR, BS |
SUP6 | 55Si2Mn | 55Si7 | 251ll60 |
FRA, NF | USA, AISI/SAE | ISO | |
56SC7 | 9260 | 56SiCr7 |
Chemical Composition:
C | Mn | Si | S |
0.56~0.64 | 0.60~0.90 | 1.50~2.00 | ≤0.035 |
P | Cr | Ni | Cu |
≤0.035 | ≤0.35 | ≤0.35 | ≤0.25 |
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.
Photos of Spring Steel Bar:
- Q: What are the specific requirements for special steel used in the mining industry?
- To ensure the durability, strength, and resistance to harsh conditions of special steel used in the mining industry, certain requirements must be met. Key requirements for this type of steel include: 1. High tensile strength is necessary to withstand heavy loads and resist deformation under extreme conditions. This enables the steel to endure the pressure, impact, and stress encountered during mining operations. 2. Excellent wear resistance is essential to prevent premature failure and increase the lifespan of mining equipment in abrasive environments. Rocks and ores can cause significant wear on the equipment. 3. High corrosion resistance is crucial in highly corrosive mining environments, such as underground mines or areas near water bodies. The steel should be able to withstand exposure to chemicals, moisture, and other corrosive agents to prevent rusting, pitting, and other forms of corrosion that weaken the steel. 4. Excellent toughness is required to withstand heavy impacts and vibrations that mining equipment is subjected to. If the steel is not tough enough, fractures can occur. The steel must be able to absorb energy from impacts and vibrations without fracturing, ensuring the safety and reliability of the equipment. 5. Good heat resistance is necessary to withstand high-temperature mining operations, such as smelting and refining processes. The steel should not lose its strength or undergo deformation under elevated temperatures. 6. Good machinability is important to allow for easy formation of complex shapes or structures. This facilitates the manufacturing process of mining equipment and components. Overall, meeting these requirements is crucial for ensuring the reliability, durability, and safety of mining equipment in demanding mining environments.
- Q: How is case-hardening steel used in the production of gears and shafts?
- Case-hardening steel is used in the production of gears and shafts to enhance their surface hardness and wear resistance. By subjecting the steel to a specialized heat treatment process, such as carburizing, the outer layer of the metal becomes hardened, while the core remains tough and durable. This case-hardening process ensures that the gears and shafts can withstand the high stresses and loads they experience during operation, resulting in improved performance and longevity.
- Q: Can special steel be used in marine environments?
- Yes, special steel can be used in marine environments. Special steel alloys, such as stainless steel or corrosion-resistant steel, are specifically designed to withstand the harsh conditions of saltwater and other corrosive elements found in marine environments. These alloys have excellent resistance to corrosion, erosion, and pitting, making them suitable for various marine applications, including shipbuilding, offshore structures, and marine equipment.
- Q: How is special steel used in the oil and gas industry?
- Special steel is used extensively in the oil and gas industry due to its unique properties and high strength. It is specifically designed to withstand harsh environments, corrosion, and extreme temperatures. Special steel is used in various applications such as drilling equipment, pipelines, storage tanks, and valves, ensuring reliability and safety in the extraction, transportation, and processing of oil and gas.
- Q: Can special steel be used in the electronics manufacturing industry?
- Yes, special steel can be used in the electronics manufacturing industry. Special steel alloys, such as stainless steel or high-strength low-alloy (HSLA) steel, offer excellent properties like corrosion resistance, electrical conductivity, and magnetic shielding, making them suitable for various electronic components like connectors, sensors, circuit boards, and casings. These specialized steel materials ensure durability, protection, and reliable performance in demanding electronic applications.
- Q: What are the specific requirements for special steel used in the electronics industry?
- In order to meet the unique demands of the electronics industry, special steel must fulfill certain requirements. These requirements include: 1. To protect electronic components from environmental factors like moisture, humidity, and chemical exposure, special steel used in the electronics industry must have high corrosion resistance. 2. Efficient transmission of electricity within electronic devices relies on the excellent electrical conductivity exhibited by the steel. This property is crucial for the proper functioning of electronic components. 3. Depending on the application, special steel used in the electronics industry must possess specific magnetic properties. Some electronics require non-magnetic steel to avoid interfering with sensitive magnetic components, while others may need specific magnetic properties for magnetic shielding or as core material in transformers. 4. To ensure the longevity and reliability of electronic components, the steel must possess high strength and durability, enabling it to withstand the stresses and strains encountered during the manufacturing process and throughout the lifespan of the electronic device. 5. Special steel used in the electronics industry must be able to withstand high temperatures without compromising its structural integrity or electrical properties. This is particularly important in electronic devices that generate heat, such as computer processors or industrial control systems. 6. The steel must be easily formable and machinable to enable efficient manufacturing processes and the production of intricate electronic components. This allows for the fabrication of complex shapes and designs required in the electronics industry. 7. To ensure optimal performance and reliability of electronic devices, special steel used in the electronics industry should have minimal impurities and contaminants. High purity steel guarantees the absence of unwanted elements that may cause electrical or chemical interference. Meeting these specific requirements for special steel used in the electronics industry is crucial for producing high-quality and reliable electronic devices. By fulfilling these requirements, the steel can withstand the challenges and environmental conditions unique to the electronics industry, ultimately contributing to the overall performance and functionality of electronic devices.
- Q: What are the common alloying elements in special steel?
- Special steel commonly contains alloying elements such as chromium, nickel, molybdenum, and vanadium. The addition of chromium improves the steel's resistance to corrosion and increases its hardness. Nickel is utilized to enhance the steel's toughness and ability to withstand extreme temperatures. Molybdenum is frequently incorporated to strengthen the steel and improve its resistance to wear and corrosion. Vanadium, on the other hand, is recognized for its capability to increase the steel's hardness and strength, making it ideal for applications that necessitate high durability. These alloying elements are meticulously chosen and included in special steel to attain specific properties and fulfill the distinctive demands of various industries including automotive, aerospace, and construction.
- Q: What industries use special steel?
- Several industries use special steel, including automotive, aerospace, construction, energy, manufacturing, and oil and gas.
- Q: What are the applications of special steel in the manufacturing supply chain?
- Special steel has a wide range of applications in the manufacturing supply chain. It is commonly used in the production of machinery, tools, and equipment due to its exceptional strength, durability, and resistance to wear and corrosion. Special steel is also utilized in the automotive and aerospace industries for components that require high performance and reliability. Additionally, it finds use in construction, energy, and defense sectors, among others. Overall, special steel plays a crucial role in enhancing the quality and efficiency of various manufacturing processes and end products.
- Q: How does special steel compare to other materials such as aluminum or titanium?
- Special steel, while not as lightweight as aluminum or titanium, offers exceptional strength, durability, and resistance to corrosion. It is often preferred in applications that require high tensile strength, such as construction and automotive industries. Additionally, special steel can be more cost-effective compared to aluminum or titanium, making it a popular choice for various manufacturing purposes.
1. Manufacturer Overview
| Location | Jiangsu, China |
| Year Established | 2003 |
| Annual Output Value | Above US$ 30 Million |
| Main Markets | Asia-Pacific; Middle east |
| Company Certifications |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | Shanghai. |
| Export Percentage | 20% - 30% |
| No.of Employees in Trade Department | 10-20 People |
| Language Spoken: | English; Chinese |
| b) Factory Information | |
| Factory Size: | Above 100,000 square meters |
| No. of Production Lines | 2 |
| Contract Manufacturing | OEM Service Offered; |
| Product Price Range | Average |
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Spring Steel Bar
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50Tons m.t.
- Supply Capability:
- 50000TONS /YEAR m.t./month
OKorder Service Pledge
OKorder Financial Service
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