Round Steel Spring Bar 60Si2MnA
- Ref Price:
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- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- 600000TONS/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 manufacturing all kinds of spring steel.
Specification of Round Steel Spring Bar:
-Material: 60Si2MnA
-Standard: GB
-Type: Spring Steel
Corresponding Steel Grade for Reference:
CHN, GB | JPN, JIS | GER, DIN | GBR, BS |
60Si2MnA | SUP6/SUP7 | 60SiCr7 | 251H60 |
FRA, NF | USA, AISI/SAE | ISO | |
61SC7 | H2600 | 61SiCr7 |
Chemical Composition:
C | Si | Mn | S |
0.52~0.6 | 1.50~2.00 | 1.00~1.30 | ≤0.035 |
P | Cr | Ni | Cu |
≤0.035 | ≤0.35 | ≤0.35 | ≤0.25 |
V | B | ||
0.08~0.16 | 0.0005~0.0035 |
Mechanical Properties:
-Tensile Strength σb (MPa): ≥1372 (140)
-Yield Strength σs (MPa): ≥1225 (125)
-Elongation δ10(%): ≥5
-Percentage reduction of area: ψ (%): ≥30
-Hardness:
1, Hot rolled, ≤321HB
2, Cold drawn + Heat treatment: ≤321HB
Usage/Applications of Round Steel Spring Bar:
-60Si2MnA contains little alloying elements. Its hardenability is higher than 60Si2Mn. The decarburizing tendency is small and the prime cost is low.
-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.
Packaging & Delivery of Round Steel Spring Bar:
-Packing Detail: The products can be packed in bundles by steel wires.
-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)
Payment:
-Invoicing on theoretical weight or actual weight as customer’s request.
-FOB, CFR or CIF.
-Regular terms of payment:
1, 30% payment in advance, the remaining balance (70% payment) against the copy of B/L. 100% payment before shipment.
2, 30% payment in advance, the remaining balance (70% L/C) against the copy of B/L. 100% payment before shipment.
3, Negotiable.
Photos of Round Steel Spring Bar:
-Round Steel Spring Bar 1:
-Round Steel Spring Bar 2:
-Round Steel Spring Bar in the factory:
- Q: What are the different cutting tools used for machining special steel?
- Some of the different cutting tools used for machining special steel include high-speed steel (HSS) drills, carbide drills and end mills, diamond-coated tools, and solid carbide inserts. These tools are specifically designed to withstand the high cutting forces and temperatures associated with machining special steel, ensuring efficient and precise metal removal.
- Q: Can special steel be used in the sporting goods manufacturing industry?
- Yes, special steel can be used in the sporting goods manufacturing industry. Special steel alloys offer superior strength, durability, and corrosion resistance, which are crucial qualities for manufacturing various sporting goods such as golf clubs, bike frames, tennis rackets, and baseball bats. These alloys can be tailored to meet specific requirements, ensuring high performance and longevity in sports equipment.
- Q: What are the international standards for special steel?
- The international standards for special steel are a set of guidelines and specifications that ensure the quality, performance, and safety of special steel products worldwide. These standards cover various aspects such as chemical composition, mechanical properties, heat treatment, and testing methods. Examples of international standards for special steel include ISO 4957 for tool steels, ASTM A681 for high-carbon and alloy tool steels, and EN 10083 for quenched and tempered steels. Compliance with these standards helps manufacturers, suppliers, and users to meet global requirements and maintain consistency in the production and use of special steel.
- Q: How does special steel contribute to sustainable construction?
- Special steel contributes to sustainable construction in several ways. Firstly, it has a significantly longer lifespan compared to other construction materials, reducing the need for frequent repairs or replacements. This leads to reduced resource consumption and waste generation. Additionally, special steel is highly durable and resistant to corrosion, making it an ideal choice for structures in harsh environments, such as bridges or offshore wind farms. This longevity and resilience reduce the environmental impact associated with the maintenance and replacement of infrastructure. Furthermore, special steel can be recycled and reused multiple times without losing its properties, reducing the demand for virgin materials and minimizing the carbon footprint of construction projects. Overall, the use of special steel in construction helps promote sustainability by increasing the lifespan of structures, reducing resource consumption, and minimizing waste generation.
- Q: How does special steel perform at high temperatures?
- Special steel performs well at high temperatures due to its unique composition and properties. It exhibits excellent strength, corrosion resistance, and thermal stability, enabling it to retain its mechanical properties even at elevated temperatures. Additionally, special steel has low thermal expansion, ensuring dimensional stability even under extreme heat. These characteristics make it ideal for applications in industries such as aerospace, oil and gas, and power generation, where high temperatures are commonplace.
- Q: What are the different corrosion-resistant grades of special steel?
- Various industries commonly use several grades of special steel that are resistant to corrosion. These grades are specifically designed to maintain their structural integrity and resist corrosion in harsh environments. Some examples of these corrosion-resistant grades of special steel include: 1. Stainless Steel: Stainless steel is widely used and highly popular for its corrosion-resistant properties. It contains at least 10.5% chromium, which forms a protective oxide layer on the surface, preventing corrosion. There are different types of stainless steel, such as austenitic, ferritic, and martensitic, each offering different levels of corrosion resistance. 2. Duplex Stainless Steel: Duplex stainless steel combines the corrosion resistance of both austenitic and ferritic stainless steels. It offers superior corrosion resistance compared to conventional stainless steel grades. With a high chromium content and other alloying elements like molybdenum and nitrogen, it provides enhanced resistance to pitting, crevice corrosion, and stress corrosion cracking. 3. Super Duplex Stainless Steel: Super duplex stainless steel is an even higher grade of corrosion-resistant steel compared to duplex stainless steel. It contains higher amounts of chromium and molybdenum, making it highly resistant to corrosive environments, such as seawater, chemicals, and acids. It is commonly used in offshore oil and gas industries. 4. Nickel Alloys: Nickel alloys, including Inconel and Hastelloy, are special steel grades with high corrosion resistance. These alloys have a significant nickel content, along with elements like chromium and molybdenum, which provide resistance to various corrosive environments, including high temperatures and acidic conditions. 5. Titanium Alloys: Titanium alloys are well-known for their exceptional corrosion resistance, particularly in aggressive media like seawater and chemical processing environments. These alloys have low density, high strength, and superior resistance to pitting, crevice corrosion, and stress corrosion cracking. 6. Aluminum Alloys: Certain aluminum alloys, such as 5052 and 6061, are also corrosion-resistant special steel grades. They form a protective oxide layer on the surface, offering excellent resistance to atmospheric corrosion. Aluminum alloys are commonly used in marine and aerospace applications. These examples represent only a few of the corrosion-resistant grades of special steel available. The selection of the appropriate grade depends on factors such as the specific corrosive environment, temperature, required mechanical properties, and other considerations related to the intended application.
- Q: What are the different methods of surface passivation for special steel?
- There are several methods of surface passivation for special steel, including chemical passivation, electrochemical passivation, and mechanical passivation. Chemical passivation involves treating the surface with chemicals to remove impurities and create a protective layer. Electrochemical passivation uses an electric current to form a passive oxide layer on the surface. Mechanical passivation involves physical processes such as polishing or shot peening to remove contaminants and improve surface quality. These methods help enhance the corrosion resistance and durability of special steel surfaces.
- Q: What are the different renewable energy grades of special steel?
- There are several grades of special steel that are commonly used in the renewable energy industry. These grades are specifically designed to withstand the harsh conditions and requirements of renewable energy applications. One of the most common grades of special steel used in renewable energy is stainless steel. Stainless steel is known for its corrosion resistance properties, which make it ideal for offshore wind turbines or solar panel frames that are exposed to moisture and saltwater. It is also used in geothermal power plants, where high temperatures and corrosive environments are present. Another grade of special steel used in renewable energy is high-strength low-alloy (HSLA) steel. HSLA steel has a higher strength-to-weight ratio, making it suitable for applications that require lightweight structures with high strength, such as wind turbine towers or support structures for solar panels. Furthermore, there is advanced high-strength steel (AHSS) that is commonly used in the automotive industry but can also be utilized in renewable energy applications. AHSS offers excellent strength, durability, and impact resistance, making it suitable for components like blades or gears in wind turbines. Additionally, there is a grade of steel called weathering steel, which is often used in renewable energy applications that are exposed to outdoor elements. Weathering steel forms a protective layer of rust, which prevents further corrosion and eliminates the need for additional coatings. It is commonly used in solar panel support structures, transmission towers, or other outdoor equipment. Overall, the selection of the appropriate grade of special steel for a specific renewable energy application depends on factors such as the type of renewable energy source, the environment in which it will be installed, and the specific requirements of the project.
- Q: What are the different methods of analyzing the microstructure of special steel?
- There are several methods used to analyze the microstructure of special steel, including optical microscopy, scanning electron microscopy (SEM), transmission electron microscopy (TEM), X-ray diffraction (XRD), and spectroscopy. Optical microscopy allows for the observation of the steel's microstructure at low magnifications, while SEM provides higher resolution images and can also be used for elemental analysis. TEM is used to study the atomic structure and defects within the steel's microstructure. XRD is employed to determine the crystallographic phases present in the steel, while spectroscopy techniques such as energy-dispersive X-ray spectroscopy (EDS) and X-ray photoelectron spectroscopy (XPS) provide chemical composition information.
- Q: What are the main applications of special steel in the shipbuilding industry?
- Special steel is widely used in the shipbuilding industry for various applications such as constructing ship hulls, decks, bulkheads, and superstructures. It provides high strength, corrosion resistance, and toughness, ensuring the integrity and durability of ships even in harsh maritime conditions. Additionally, special steel is used for manufacturing propeller shafts, rudders, and other critical components that require excellent mechanical properties. Overall, the main applications of special steel in the shipbuilding industry contribute to safe and efficient maritime transportation.
ORIGIN,a well-known enterprise specializing in the production and sales of Spring steel and aluminum powder.
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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Round Steel Spring Bar 60Si2MnA
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50MT m.t.
- Supply Capability:
- 600000TONS/YEAR m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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