Hot Rolled/Cold Rolled Steel Strip Band Steel Made In China
- Ref Price:
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- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 30000 m.t./month
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Specification
Product Description:
OKorder is offering Hot Rolled/Cold Rolled Steel Strip Band Steel Made In China 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:
Hot Rolled/Cold Rolled Steel Strip Band Steel Made In China 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 Hot Rolled/Cold Rolled Steel Strip Band Steel Made In China 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 Specifications:
Spring steel is divided into two types, one is alloy spring steel, and other one is carbon spring steel.
Alloy spring steel is a type that is used for manufacturing springs and other elastic parts. Spring steel should have high elastic limit and ratio of yield strength and tensile strength to make sure that the springs obtain enough power of elastic deformation and can bear much load.
Types of alloy spring steel: Si-Mn spring steel, Si-Cr spring steel, Cr-Mn Spring steel, Cr-V spring steel and so on.
Specification of Spring Steel Strip
-Material: 50CrVA
-Standard: GB/T 1222-2007
-Type: Spring Steel
Chemical Composition:
C | Si | Mn | S |
0.26~0.34 | 0.17~0.37 | ≤0.40 | ≤0.030 |
P | Cr | Ni | Cu |
≤0.030 | 2.00~2.50 | ≤0.35 | ≤0.25 |
V | W | ||
0.50~0.80 | 4.00~4.50 |
Mechanical Properties:
-Yield Strength σs (MPa): ≥1470 (150)
-Elongation δ10(%):≥7
-Hardness:
1, Hot rolled + Heat treatment, ≤321HB
2, Cold drawn + Heat treatment: ≤321HB
-Impact Power: ≥40
Norm of heat treatment:
1, Quenching: 1050℃~1100℃.
2, Cooled by oil.
3, Tempering: 600℃±50℃.
Usage/Applications of Spring Strip Steel:
-Due to the elements W, Cr and V, this type of spring steel obtain pretty high hardenability and nice mechanical properties under room temperature and high temperature. The tempering stability and hot workability are good.
-Being used under the state of quenching and high temperature tempering. It’s usually used as heat-resisting springs with working temperature below 500℃, like main secure valve spring of furnace and turbine steam seal leaf springs.
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: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
Q4: What makes stainless steel stainless?
A4: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
Q5: Can stainless steel rust?
A5: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
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- Q:How are steel strips protected against rust and corrosion?
- Steel strips are protected against rust and corrosion through various methods such as applying coatings, galvanizing, or using corrosion inhibitors. These protective measures create a barrier between the steel surface and the external environment, preventing moisture and oxygen from coming into contact with the metal and causing corrosion.
- Q:Are steel strips suitable for making automotive parts?
- Yes, steel strips are suitable for making automotive parts. Steel is a commonly used material in the automotive industry due to its high strength, durability, and versatility. Steel strips can be easily formed, shaped, and welded to create various automotive components such as body panels, frames, brackets, and reinforcements. Additionally, steel offers excellent resistance to impact, corrosion, and heat, making it an ideal choice for automotive applications.
- Q:How are steel strips used in the petrochemical industry?
- Steel strips are commonly used in the petrochemical industry for various applications such as reinforcing pipes and vessels, manufacturing storage tanks, and constructing equipment used in refining and processing oil and gas. They provide strength, durability, and resistance to corrosion, making them essential for the safe and efficient operation of petrochemical facilities.
- Q:How are steel strips processed for welding?
- Steel strips are typically processed for welding through a series of steps that include cleaning, edge preparation, and joint alignment. Firstly, the strips are cleaned to remove any dirt, oil, or rust that could affect the quality of the weld. Then, the edges of the strips are prepared by beveling or chamfering to ensure proper penetration and fusion during welding. Finally, the strips are aligned and clamped together using fixtures or jigs to maintain the desired joint geometry and facilitate accurate welding.
- Q:What are the factors that affect the machinability of steel strips?
- The machinability of steel strips can be affected by several factors. 1. The chemical composition of the steel, including the presence of alloying elements, has a significant impact on its machinability. Alloying elements like sulfur, phosphorus, and lead can enhance machinability, while elements like chromium and nickel can reduce it. 2. The hardness of the steel strip is another crucial factor. Harder steels are more difficult to machine due to the increased cutting force required and higher tool wear. 3. The microstructure of the steel, including grain size and distribution, can also affect machinability. Fine-grained steels generally have better machinability compared to coarse-grained ones. 4. The heat treatment process applied to the steel strip can greatly influence its machinability. Improper heat treatment can result in increased hardness or internal stresses, making machining more challenging. 5. Machinability is also influenced by the cutting conditions, including the speed, feed rate, and depth of cut during machining operations. Proper cutting conditions must be selected to ensure efficient material removal and prevent excessive tool wear. 6. The type of cutting tool used, as well as its material and geometry, can impact machinability. It is important to select cutting tools with appropriate hardness, coatings, and cutting edge angles to optimize the machining process. 7. The use of suitable lubricants and coolants during machining operations can enhance machinability. They help reduce friction and heat generation, leading to improved surface finish and tool life. 8. The rigidity and stability of the machine used for machining steel strips are crucial factors. Machines with higher rigidity provide better stability, resulting in improved machinability. In conclusion, achieving optimal machinability when working with steel strips requires considering a combination of these factors and their proper management.
- Q:What are the marking requirements for steel strips?
- The marking requirements for steel strips typically include information such as the manufacturer's name or logo, the product's dimensions, the steel grade or composition, the batch or lot number, and any relevant industry or regulatory certifications. Additionally, markings may include instructions for handling, storage, or use, as well as any safety warnings or hazard symbols if applicable.
- Q:What are the common packaging standards for steel strips?
- The common packaging standards for steel strips often include using wooden crates or pallets, wrapping the strips with plastic or metal bands to secure them, and labeling the packaging with important information such as the dimensions, weight, and material grade of the steel strips.
- Q:How are steel strips processed for gasketing?
- Steel strips are processed for gasketing through a series of steps to ensure they meet specific requirements for gasket production. First, the steel strips are received in the desired width and thickness. The strips are then inspected for any defects or surface imperfections that could affect the quality of the gaskets. Next, the steel strips undergo a cleaning process to remove any dirt, oil, or other contaminants. This is important to ensure proper adhesion and bonding during the manufacturing process. The strips are typically cleaned using a combination of chemical cleaning agents, mechanical scrubbing, and rinsing. After cleaning, the steel strips are usually annealed to improve their ductility and reduce internal stresses. Annealing is a heat treatment process that involves heating the steel strips to a specific temperature and then slowly cooling them. This helps to soften the strips and make them easier to form into gaskets. Once the strips are annealed, they are then cut into the desired length for gasket production. This can be done using various cutting methods, such as shearing or slitting, depending on the requirements of the gasket design. After cutting, the steel strips may undergo further processing, such as stamping or punching, to create specific shapes or features required for the gaskets. This step is crucial for ensuring accurate dimensions and precise fit of the gaskets. Finally, the processed steel strips are typically coated with a protective layer, such as zinc or other corrosion-resistant materials, to enhance their durability and longevity. This coating helps to prevent rust and corrosion, which could compromise the performance of the gaskets. In conclusion, steel strips for gasketing are processed through a series of steps including inspection, cleaning, annealing, cutting, shaping, and coating. These processes are essential to ensure the steel strips meet the required specifications and provide reliable sealing properties in various applications.
- Q:What is the typical length of steel strips?
- The typical length of steel strips can vary depending on the specific application, but they are commonly available in lengths ranging from a few feet to several hundred feet.
- Q:What are the different bending methods for steel strips?
- There are several different bending methods for steel strips, including roll bending, press bending, and rotary draw bending. Roll bending involves passing the strip through a series of rollers to gradually bend it into the desired shape. Press bending uses a hydraulic press to apply force and bend the strip. Rotary draw bending involves using a mandrel and a rotary draw bender to bend the strip around a specific radius. These methods offer flexibility and precision in shaping steel strips for various applications.
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Hot Rolled/Cold Rolled Steel Strip Band Steel Made In China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 30000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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