excenllent cold Rolled Steel Coil/Sheet in Good Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 5000000 m.t./month
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Description:
The raw material of cold rolled steel coil/sheet is high quality hot rolled product, and after pickling, kinds of new technology and new process of global cold rolling production have been applied. Therefore the manufacturing, home appliance, automobile etc.
Specification:
COLD ROLLED STEEL | |
Thicknenss | 0.10mm-4.00mm |
Width | 600mm-2000mm |
Sheets length | 1200-6000mm |
Coil inner diameter | 508-610mm |
Surface treatement | matt finish/bright finish,oiling/dry, bright anneal/black anneal |
Coil weight | 3-5t |
Package & Delivery:
Package details: Standardseaworthy packing for international delivery.
Delivery: According to theexact quantity of your order.
Images:
We can ensure that stable quality standards are maintained, strictly meeting both market requirements and customers’ expectations. Our products enjoy an excellent reputation and have been exported to Europe, South-America, the Middle-East, Southeast-Asia, Africa and Russia etc.. We sincerely hope to establish good and long-term business relationship with your esteemed company.
- Q:How are steel coils recycled?
- Steel coils can be recycled through a process that involves melting them down in a furnace, removing impurities, and then shaping the molten steel into new coils or other steel products. This recycling method helps conserve resources, reduce waste, and significantly cut down on energy consumption compared to producing steel from raw materials.
- Q:Can steel coils be coated with anti-graffiti materials?
- Yes, steel coils can be coated with anti-graffiti materials. These materials create a protective layer that can prevent graffiti from adhering to the surface, making it easier to remove any unwanted markings.
- Q:What are the different methods of skin pass rolling for steel coils?
- There are several methods of skin pass rolling for steel coils, each with its own unique characteristics and benefits. Some of the most common methods include: 1. Dry Skin Pass: In this method, the steel coil is passed through a set of rolls without the application of any lubricant or coolant. This helps to improve the surface finish of the steel by reducing the thickness variations and imparting a smoother texture. 2. Wet Skin Pass: This method involves the application of a water-based emulsion or coolant during the skin pass rolling process. The coolant helps to reduce friction and heat generated during rolling, resulting in improved surface quality and reduced risk of surface defects. 3. Electrolytic Skin Pass: This technique utilizes an electrolytic solution during skin pass rolling. The steel coil is immersed in the solution, and an electric current is applied to the coil, resulting in controlled surface etching. This method is particularly effective in improving surface cleanliness and removing oxide scale. 4. Temper Mill Skin Pass: This method combines skin pass rolling with a tempering process. The steel coil is rolled through a series of rolls, followed by a heating and cooling process to achieve the desired mechanical properties and surface finish. This method is commonly used for high-strength and automotive-grade steel coils. 5. Tension Leveling: In this method, the steel coil is passed through a series of rolls under high tension. This elongates the steel and helps to reduce residual stresses and shape defects, resulting in improved flatness and dimensional stability. It is important to note that the choice of skin pass rolling method depends on factors such as the desired surface finish, required mechanical properties, and the type of steel being processed. Each method has its own advantages and limitations, and manufacturers typically select the most appropriate method based on their specific requirements.
- Q:How are steel coils used in the production of kitchenware?
- Steel coils are used in the production of kitchenware as they are unrolled and cut into specific shapes and sizes to form the base or body of various utensils like pots, pans, and trays. The coils are then shaped, molded, and welded to create the desired kitchenware products, which are further processed for surface finishing, such as polishing or coating, before being ready for use in households or commercial settings.
- Q:How do steel coils contribute to energy savings in buildings?
- Steel coils contribute to energy savings in buildings by being used in various applications that help improve insulation and reduce heat transfer. They are commonly used in HVAC systems, where they act as heat exchangers, transferring heat between air streams. Steel coils with high thermal conductivity ensure efficient heat transfer, allowing for effective cooling or heating of air without excessive energy consumption. Additionally, steel coils are utilized in the construction of insulated walls and roofs, forming an integral part of the building envelope. This helps minimize thermal bridging, preventing heat loss or gain through the building's structure. By improving insulation and reducing energy transfer, steel coils play a crucial role in enhancing the overall energy efficiency of buildings, leading to significant energy savings.
- Q:What are the different methods of perforating steel coils?
- Various techniques are employed to perforate steel coils, each possessing unique merits and applications. 1. Mechanical Punching: One frequently employed method for perforating steel coils is mechanical punching. This involves utilizing a mechanical press, punch, and die set to puncture holes in the coil. Customization of hole size and shape is achievable by designing the punch and die set accordingly. Mechanical punching is efficient and generates consistent results, producing high-quality holes. 2. Laser Cutting: For intricate designs or complex hole patterns, laser cutting is a sought-after technique to perforate steel coils. A powerful laser beam is employed to precisely and cleanly cut through the coil, creating holes. Hole size, shape, and spacing flexibility are offered by laser cutting, which can be computer-controlled for precise and repeatable outcomes. 3. CNC Plasma Cutting: This method leverages a high-velocity plasma jet to cut through the steel coil and create perforations. CNC technology guides the plasma cutter, ensuring precise and accurate hole patterns. CNC plasma cutting is ideal for thicker steel coils and can generate larger holes compared to laser cutting. 4. Waterjet Cutting: The use of a high-pressure jet of water mixed with an abrasive substance characterizes waterjet cutting for perforating steel coils. This technique allows versatility in terms of hole dimensions, shapes, and compatibility with different materials. Waterjet cutting is renowned for its capability to produce intricate and precise perforations without causing heat-affected zones or distortion. 5. Electrical Discharge Machining (EDM): EDM is an approach that employs electrical discharges to erode the material, forming perforations in the steel coil. It involves the use of a conductive electrode and dielectric fluid to generate controlled sparks, removing material and creating holes. EDM is suitable for creating complex shapes and patterns, particularly on hard materials. The choice of method depends on various factors, including desired hole size and shape, steel coil thickness and type, required precision, and production volume. Each method has its own strengths and limitations, necessitating the selection of the most appropriate technique based on the specific requirements of the perforated steel coils.
- Q:How are steel coils used in the production of electrical switches?
- Steel coils are used in the production of electrical switches as the core component of electromagnetic relays. When an electric current passes through the coil, it generates a magnetic field which attracts or repels a metal armature, thus opening or closing the electrical circuit. This mechanism allows electrical switches to control the flow of electricity in various applications.
- Q:How are steel coils used in the manufacturing of construction scaffolding?
- Steel coils are used in the manufacturing of construction scaffolding to create the main structural framework. These coils are often formed into tubes or rods, providing strength, stability, and durability to the scaffolding structure.
- Q:what is tool steel and does it function better than carbon or spring steel?
- Tool okorder for some ideas on stuff that tool steel can be made into.
- Q:How are steel coils used in the production of electrical appliances?
- Steel coils are used in the production of electrical appliances as the core component for electromagnets. These coils are wound around a metal core and when an electric current passes through them, they create a magnetic field which is essential for the functioning of various electrical components such as motors, transformers, and solenoids.
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excenllent cold Rolled Steel Coil/Sheet in Good Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 5000000 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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