Flat Spring Steel
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50Tons m.t.
- Supply Capability:
- 600000/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 Flat Spring Steel:
-Material: 55Si2Mn
-Production: Hot rolled or cold rolled
-Standard: GB/T 1222-1984
-Type: Spring Steel
-Alloy or no: Alloy
Chemical Composition:
C | Si | Mn | S |
0.52~0.6 | 1.500~2.00 | 0.60~0.90 | ≤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(%): ≥6
-Percentage reduction of area: ψ (%): ≥30
-Hardness:
1, Hot rolled, ≤302HB
2, Cold drawn + Heat treatment: ≤321HB
Usage/Applications of Flat Spring Steel:
-Elements Si and Mn improve elasticity strength, hardenability, and the ratio of yield point and tensile strength. but the decarburization tendency is a little large,
-55Si2Mn Spring Steel can be used as vibration damper leaf spring and spiral spring of cars and tractors.
-Heat-resisting spring below 250 degrees.
Packaging & Delivery of Flat Spring Steel:
-Packing Detail: The products can be packed in bundles by steel wires.
-Marks:
1, Tag marks: the tag marks will be tied up to each bundle of the products. The information is usually including supplier’s logo and name, product name, made in China, products’ specifications, the painted color and other information requested by customers.
2, Color marks: we will paint both ends of the bundles of these products to make sure that they are more evident. It’s will be more convenient for the customers to distinguish them at the destination port.
-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 Flat Spring Steel:
- Q: What are the different surface coating methods used for special steel?
- There are several surface coating methods used for special steel, including electroplating, hot-dip galvanizing, powder coating, and PVD (Physical Vapor Deposition) coating. Each method provides unique properties such as corrosion resistance, improved aesthetics, and enhanced durability, depending on the specific requirements of the steel application.
- Q: What are the properties of nitrogen alloyed steel?
- Nitrogen alloyed steel typically exhibits improved strength, hardness, and corrosion resistance compared to regular carbon steel. It also has excellent wear resistance and may have enhanced toughness. Additionally, nitrogen alloying can improve the steel's ability to retain its properties at high temperatures, making it suitable for applications in challenging environments.
- Q: Is special steel suitable for manufacturing surgical instruments?
- Indeed, surgical instruments can be manufactured using special steel. Known as stainless steel, this type of steel is commonly utilized in the production of surgical instruments owing to its distinct characteristics. Its ability to resist corrosion is crucial in a surgical environment where instruments frequently encounter bodily fluids. Furthermore, special steel is resilient and can endure repeated sterilization procedures without compromising its functionality or structural integrity. Additionally, its non-magnetic properties make it appropriate for applications in MRI and other medical imaging procedures. In summary, special steel possesses the essential attributes necessary for the production of surgical instruments, guaranteeing their dependability, durability, and safety for both medical professionals and patients.
- Q: Can special steel be used for making marine components?
- Special steel, also called marine grade steel, is specifically designed for the production of marine components due to its ability to withstand the harsh conditions of marine environments. These environments are exposed to corrosion, high humidity, and saltwater, all of which can cause ordinary steel to deteriorate rapidly. Marine grade steel is typically manufactured with additional alloys, such as nickel, chromium, and molybdenum, which provide exceptional corrosion resistance and durability. These alloys assist the steel in resisting the corrosive effects of saltwater and prevent rust formation. Moreover, special steel is frequently coated with protective coatings or treated to further enhance its corrosion resistance. Marine components produced from special steel encompass ship hulls, propellers, shafts, valves, pipelines, and various structural elements. The utilization of special steel guarantees the longevity and dependability of these components in challenging marine conditions. Furthermore, the strength and toughness of special steel enable it to withstand the high mechanical stresses and impacts encountered at sea. In conclusion, special steel is an ideal material for the production of marine components due to its superior corrosion resistance, durability, and strength. It contributes to the prolonged lifespan and reliability of marine structures and equipment in unforgiving marine environments.
- Q: Can special steel be used for making surgical instruments?
- Yes, special steel can be used for making surgical instruments. Special steel, such as stainless steel or high-carbon steel, is preferred for surgical instruments due to its excellent corrosion resistance, durability, and ability to be sterilized. These properties make it suitable for maintaining the hygiene and performance required in surgical settings.
- Q: How is special steel used in the mining manufacturing process?
- Special steel is commonly used in the mining manufacturing process for various applications. It is used to make durable and strong components such as drill bits, cutting tools, conveyor belts, and machinery parts. Special steel's superior strength, hardness, and resistance to wear and corrosion make it ideal for handling the harsh conditions and heavy loads encountered in mining operations. Additionally, special steel is also employed in the construction of mining equipment, support structures, and infrastructure to ensure reliability and longevity in the demanding mining environment.
- Q: What are the different forging techniques for special steel?
- There are several different forging techniques that can be used for special steel, depending on the desired properties and characteristics of the final product. Some of the most common forging techniques for special steel include: 1. Open-die forging: Also known as smith forging or hand forging, this technique involves shaping the steel between two flat dies or anvils. The metal is repeatedly heated and hammered until it takes the desired shape. Open-die forging is often used for larger and more complex components, such as shafts, cylinders, or discs. 2. Closed-die forging: Also called impression-die forging, this technique involves shaping the steel within a set of dies that contain the desired shape. The metal is placed between the dies and compressed under high pressure. Closed-die forging is often used for smaller, more intricate components, and it allows for greater control over the final shape and dimensions. 3. Roll forging: In this technique, the steel is passed between two or more rotating rolls to shape it. The rolls exert pressure on the metal, causing it to deform and take the desired shape. Roll forging is commonly used to produce long, cylindrical components such as axles, bars, or rings. 4. Upset forging: This technique involves deforming the steel by reducing its length and increasing its cross-sectional area. The metal is placed between two dies and compressed axially, causing it to bulge and take the desired shape. Upset forging is often used to produce short, thick components such as bolts, screws, or nuts. 5. Press forging: Similar to closed-die forging, press forging uses a hydraulic or mechanical press to shape the steel. The metal is placed between two dies and compressed under high pressure, resulting in a controlled deformation. Press forging allows for precise control over the shaping process and is often used for producing high-quality and complex components. Each of these forging techniques has its own advantages and limitations, and the choice of technique depends on factors such as the size, complexity, and desired properties of the final product. By selecting the appropriate forging technique, manufacturers can ensure that special steel components meet the required specifications and performance standards.
- Q: How does special steel resist oxidation?
- The outstanding resistance to oxidation exhibited by special steel is well-known. This is mainly attributed to the inclusion of elements like chromium, nickel, and manganese in its composition. These elements combine to create a passive film, known as a protective layer, on the steel's surface. This film effectively shields the steel from oxygen and moisture. Chromium is the principal element responsible for the oxidation resistance of special steel. It undergoes a reaction with atmospheric oxygen, resulting in the formation of a thin layer of chromium oxide on the steel's surface. This oxide layer is exceptionally stable and prevents any further oxidation of the underlying metal. It acts as a protective shield, hindering the penetration of oxygen and moisture into the steel, which could otherwise lead to corrosion or rusting. Moreover, nickel and manganese also contribute to the oxidation resistance of special steel. They assist in stabilizing the passive film created by chromium oxide and enhance its protective properties. These elements also bolster the steel's ability to withstand high temperatures and corrosive environments. Furthermore, the composition and processing techniques employed in the production of special steel play a vital role in its oxidation resistance. The steel is often subjected to heat treatment processes, such as annealing or quenching, which further enhance its resistance to corrosion. Through meticulous control of alloying elements and precise heat treatment procedures, a robust and long-lasting passive film is formed. In conclusion, special steel's ability to resist oxidation is primarily due to the presence of chromium, nickel, and manganese, which collaborate to create a protective layer on its surface. This passive film acts as a barrier against oxygen and moisture, effectively preventing corrosion and rusting. Additionally, the composition and processing techniques utilized during production significantly contribute to the exceptional oxidation resistance of special steel.
- Q: How is die steel used in metal stamping processes?
- Die steel is used in metal stamping processes as it provides the necessary hardness, durability, and wear resistance required to shape and form metal sheets or components. Die steel dies are used as molds or templates, which are pressed onto the metal to cut, bend, or shape it into the desired form. The high strength and toughness of die steel enable it to withstand the extreme pressures and repetitive impacts of the stamping process, ensuring precise and consistent results.
- Q: What is the difference between stainless steel and special steel?
- Stainless steel is a type of steel that contains a high amount of chromium, which makes it resistant to corrosion and staining. On the other hand, special steel refers to a wide range of alloys that are specifically designed to have unique properties, such as high strength, heat resistance, or electrical conductivity. While stainless steel is primarily used for its corrosion resistance, special steel is tailored to meet specific requirements in various industries, such as aerospace, automotive, or construction.
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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Flat Spring Steel
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50Tons m.t.
- Supply Capability:
- 600000/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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