Cold Rolled Steel Sheet & Coil
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Cold Rolled Steel Sheet & Coil represents the pinnacle of precision steel manufacturing, produced by rolling hot-rolled pickled coils at room temperature through advanced cold reduction mills. This sophisticated manufacturing process transforms ordinary steel into high-performance materials with exceptional surface quality, dimensional accuracy, and mechanical properties that meet the most demanding industrial applications.
Key Characteristics & Advantages:
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Superior Surface Quality: Bright, smooth surface with high finish, free from scale and imperfections commonly found in hot-rolled products
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Exceptional Dimensional Accuracy: Precise thickness control with tight tolerances, ensuring consistency for automated manufacturing processes
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Enhanced Mechanical Properties: Higher strength and hardness achieved through grain refinement during cold working, while maintaining excellent toughness
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Excellent Formability: Ideal for deep drawing, bending, and complex forming operations without cracking or surface damage
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Consistent Microstructure: Uniform grain structure providing reliable performance across entire coils and sheets
Manufacturing Process Excellence:
Our cold rolled products undergo a meticulous four-stage manufacturing process:
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Hot Rolling: Initial formation of steel slabs into hot-rolled coils at elevated temperatures
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Pickling: Chemical treatment to remove surface oxides and contaminants, ensuring pristine starting material
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Cold Rolling: Precision rolling at room temperature to achieve exact thickness requirements and surface quality
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Annealing: Heat treatment to relieve internal stresses and restore ductility for optimal forming characteristics
International Standards Compliance:
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Chinese Standards: GB/T 708-2019 for cold-rolled steel sheets and strips
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American Standards: ASTM A1008/A1008M-21 for carbon structural steel plates
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British Standards: BS EN 10130:2006 for cold-rolled mild steel cold forming
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Japanese Standards: JIS G 3141:2017 for cold-rolled carbon steel sheets and strips
Dimensional Specifications:
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Thickness Range: 0.18mm to 3.5mm
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Width Range: 600mm to 2,000mm
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Sheet Length: 1,200mm to 6,000mm
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Custom Sizes: Available to meet specific application requirements
Primary Applications:
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Automotive Industry: Body panels, structural components, and precision parts requiring excellent surface finish and formability
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Appliance Manufacturing: Refrigerator cabinets, washing machine drums, and consumer electronics requiring pristine surfaces
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Construction Sector: Architectural panels, roofing, and decorative applications demanding aesthetic appeal
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General Manufacturing: Electronic enclosures, office furniture, and mechanical components requiring precise dimensions
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Specialized Applications: Electromagnetic components and deep-drawn parts utilizing specific material properties
Quality Assurance:
Each cold rolled steel sheet and coil undergoes rigorous quality control including:
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Surface quality inspection and classification
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Dimensional accuracy verification
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Mechanical property testing (tensile strength, yield strength, elongation)
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Chemical composition analysis
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Flatness and shape measurement
Our Cold Rolled Steel Sheets & Coils are manufactured with state-of-the-art technology and comprehensive quality management systems, ensuring complete traceability and compliance with international standards. The material’s superior characteristics make it the preferred choice for applications where surface quality, dimensional precision, and consistent performance are critical to success.
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FAQ
How long does it usually take for me to receive a reply when I send an inquiry?
In general, there are several situations for sending an inquiry:
1. Beijing time 8:30-18:00: We will wait for the website, reply within 15s after receiving your information, and assign a special person to follow up your needs one-on-one, and respond to your specific needs within 24 hours offer.
2. Beijing time 18:00-8:30: We will have someone on duty, assign a special person to follow up your needs one-on-one within 1 hour after receiving your information, and quote your specific needs within 24 hours.
3. Weekends: Within 6 hours, assign a special person to follow up your needs one-on-one, and quote your specific needs within 48 hours.
If you do not hear back within the expected time, please wait a little, they may have experienced delays, or your inquiry may have been inadvertently missed. In such cases, contacting again will help ensure that your inquiry receives the attention it deserves.
What payment methods do you support?
Q: What payment methods do you support?
A: We support a variety of payment methods to ensure convenience and flexibility for our customers. Some of the payment methods we offer include:
1. Letter of credit (LC):issued by the bank on behalf of the buyer, as a payment guarantee
2.Telegraphic transfer payment（TT）: The buyer needs to pay the seller an advance payment of 25%-35% of the total purchase amount by wire transfer
Are you Factory？
Q: Do you have your own steel production workshop?
A: Yes, we have our own steel production workshop equipped with modern mechanical equipment.
Q: What type of steel can your workshop produce?
A: Our workshop is capable of producing a wide range of steel products, including structural steel beams, columns, panels, tubes and various custom components.
Q: What materials do you use for your steel production?
A: We mainly use high-quality carbon steel, stainless steel and alloy steel. The specific materials used depend on the customer’s requirements and specifications.
Q: Can you handle small and large steel production orders?
A: Yes, our production shop is able to handle orders of all sizes, from small custom projects to large-scale industrial production.
Q: Is your production process environmentally friendly?
A: Yes, we adhere to strict environmental standards and regulations during the production process. We ensure proper waste management and utilize energy saving practices to minimize our carbon footprint.
Q: Can you provide certification and documents for your steel products?
Answer: Of course. We provide all necessary certificates including material test reports, certificates of compliance and other relevant documents to ensure the quality and compliance of our steel products.
Q: How to guarantee the quality of your steel products?
A: Our steel production workshop follows strict quality control measures throughout the manufacturing process. We conduct regular inspections, material tests and dimensional checks to maintain consistent quality.
Q: Do you offer customized options for steel products?
A: Yes, we understand that different projects may require specific dimensions or design specifications. We offer custom options to meet the unique needs of our customers.
Q: What is the turnaround time for steel production orders?
A: Turnaround time depends on the complexity and size of the order. We strive to provide realistic delivery estimates and ensure projects are completed on time.
Q: How can I get a quote for my steel production requirements?
A: You can contact our sales team by phone or email. Provide us with details of your project including specifications, quantities and any customization requirements and we will be happy to provide you with a quotation.
How to guarantee the quality of the goods?
Q1：How to guarantee the quality of the goods?
A: Always a pre-production sample before mass production, always final inspection before shipment.
Q2：How can I get a quote?
A: Please provide the specifications of the required products, such as material, size, shape, etc. It is convenient for us to offer the best quotation.
What are your company’s strengths?
Q: What are your company’s strengths?
A:There are several reasons why our company is the first choice of our clients. Firstly, our unwavering commitment to quality means that our customers can always rely on us to deliver exceptional products and services. Secondly, our team of professionals has the experience and expertise to provide our clients with the utmost professionalism and peace of mind. We are committed to building lasting relationships with our customers based on trust and reliability. Finally, we are committed to continuous improvement to meet the changing needs of our clients.
What Can You Buy From Us?
1.Q: What products do you offer for purchase?
A: We provide a variety of products for purchase, including but not limited to aluminum plate, aluminum coil, aluminum foil, copper, brass, carbon steel, stainless steel, etc., as well as profiles, tinplate and other products. We also provide customized services. If you have products that need to be customized, you can also contact us.
2.Q: Are your products of high quality?
A: Yes, we prioritize quality for all our products. Our team follows strict quality control measures to ensure that our customers receive products that meet their expectations. We strive to maintain high quality standards at all stages of production, from raw material procurement to final packaging.
How can I get a quote？
Q: How can I get a quote？
A: If you want to get our steel quotation, you can contact our sales department and provide the steel model, specification, quantity and other information you need, and we will provide you with a detailed quotation as soon as possible. At the same time, we can also customize production according to your needs to meet your special needs.
Q: What is your packaging method?
A: Our packaging methods are determined based on customer needs and product characteristics. Generally speaking, we will customize the packaging according to the customer’s requirements to meet the customer’s needs. At the same time, we will also choose suitable packaging methods based on the characteristics of the product and transportation requirements to ensure that the product will not be damaged or deformed during transportation. Our packaging materials and methods comply with international standards to ensure product quality and safety.
What kind of services can our company provide you?
Our company can provide you with the following services:
Product selection and consulting: We can provide professional steel selection and consulting services based on your needs and project requirements to ensure that you choose the right steel product.
Price competitiveness: We have established long-term cooperative relationships with many steel manufacturers and suppliers and can provide competitive prices to help you save costs.
Inventory management: We have a large inventory of steel products to meet your immediate needs, and we also provide inventory management services to ensure that your inventory can be replenished and adjusted in a timely manner.
Fast delivery: We cooperate with multiple logistics companies to ensure that steel products are delivered to your designated location in a timely and safe manner, helping you complete your project on time.
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