High Quality of Cold Rolled Steel Coil of China

High Quality of Cold Rolled Steel Coil of China System 1

High Quality of Cold Rolled Steel Coil of China

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 100 m.t.

Supply Capability:: 5000 m.t./month

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1.Structure of Cold Rolled Steel Description：

The raw material of cold rolled steel coil/sheet is high quality hot rolled product, and after pickling continuous rolling, degreasing, annealing,skin pass,slitting and cut to length line etc. Along with it many kinds of new technology and new process of global cold rolling production have been applied. Therefore the quality of the goods could be guaranteed. The product is widely used in outdoor and interior decoration, furnishing manufacturing, home appliance, automobile etc.

2.Main Features of the Cold Rolled Steel：

• Excellent process capability

• Smooth and flat surface

• Workability, durability

• Excellent heat resistance performance

• High strength

• Good formability

• Good visual effect

3.Cold Rolled Steel Images

High Quality of Cold Rolled Steel Coil of China

4.Cold Rolled Steel Specification

Standard:AISI,ASTM,DIN,GB,JIS,JIS G3302 ASTM 653M EN10142

Grade: Q195~Q345

Thickness: 0.16mm~1.5mm,0.16-1.5mm

Width: 1250,600-1250mm

Coil weight:3-12 MT

Coil ID:508/610mm

Chemical composition:

0.150

0.476

11.231

12.50

0.900

0.039

0.010

5.FAQ of Cold Rolled Steel

We have organized several common questions for our clients，may help you sincerely：

1.How about your company？

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel，is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

2.How to guarantee the quality of the products？

We have established the international advanced quality management system，every link from raw material to final product we have strict quality test；We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

3. How long can we receive the product after purchase?

Usually within thirty working days after receiving buyer’s advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-25 days, but the shipment will depend on the vessel situation.

Q: This is my first time buying new strings for my violin and I’ve narrowed it down to two choice based on reviews and cost. The only difference I can see between the strings is that one has a solid steel core and the other has a synthetic core. What are the pros and cons of each type of core?: Play okorder /

Q: What is the process of pickling and oiling steel coils?: The process of pickling and oiling steel coils involves several steps to ensure the quality and protection of the steel. Firstly, pickling is the process of removing impurities and scale from the surface of the steel coil. This is typically done by immersing the coil in an acid bath, such as hydrochloric acid or sulfuric acid, which helps to dissolve any oxides, rust, or other contaminants present on the surface. This step is crucial as it prepares the steel for further processing and prevents any potential defects or corrosion. After pickling, the steel coils are rinsed with water to remove any residual acid and then dried. Once the coils are clean and dry, they are then coated with a layer of oil to provide temporary corrosion protection and lubrication during subsequent handling and transport. The oil coating helps to prevent the steel from rusting or oxidizing before it is further processed or used in various applications. The oiling process can be done in several ways. One common method is by applying the oil using a roller or brush, ensuring that the entire surface of the coil is evenly coated. Alternatively, the coils can be passed through a bath or spray chamber where the oil is applied. The type of oil used can vary depending on the specific requirements of the steel and its intended use. Some common oils include mineral oil, synthetic oils, or specialized rust-preventive coatings. Once the oiling process is complete, the steel coils are typically stacked, wrapped, or packaged for storage or transportation. It is important to handle the coils carefully to avoid damaging the oil coating and compromising the corrosion protection. Overall, pickling and oiling steel coils are essential steps in the steel manufacturing process to ensure the quality, cleanliness, and protection of the steel, ultimately extending its lifespan and enhancing its performance in various applications.

Q: i need working shoes for women that have steel toe shoes? What store do they sell them in . i live in c.a.: You should find a Work World in your area. And sometimes Boot Barn will also have steel toed boots for women. I am a pipe fitter I work in refineries for long hours and I would reccomend Timberland womens steel toes with a composite toe. They are lighter than steel. Your toes wont get as cold and they are more comfortable. I would also reccomend putting an insert like Dr. Sholls to cushion your heels and toes. If your feet are small you will want to check around because our sizes arent as available as mens. Justin's are made entirely in the USA of very soft leather and they last long but you will need 6-8 weeks to wait for a special order and you can only get those at a boot barn location. good luck!

Q: What are the common coil coating methods?: The common coil coating methods include roll coating, spray coating, and coil coating with pre-painted metal substrates.

Q: How are steel coils used in the production of shelving units?: Steel coils are used in the production of shelving units by being cut and formed into various components, such as brackets and supports. These components are then assembled and welded together to create the frame and structure of the shelving unit. The steel coils provide strength and durability to the shelving units, ensuring they can withstand heavy loads and provide long-lasting storage solutions.

Q: How do steel coil manufacturers handle customer complaints?: Customer complaints in the steel coil manufacturing industry are addressed and resolved through a structured process. The manufacturer begins by carefully listening to and understanding the nature of the complaint. This involves actively engaging with the customer to gather all relevant information and ensure clear communication. Upon full comprehension of the complaint, the manufacturer promptly investigates the situation. This may involve reviewing production records, analyzing quality control measures, or conducting internal inspections. The goal is to identify the root cause of the problem and determine any contributing factors. Once the investigation is complete, the manufacturer provides a timely response to the customer. This response includes an explanation of the findings, an acknowledgement of the customer's concerns, and a proposed solution or resolution. The proposed solution may involve replacing defective coils, offering compensation, or providing expert advice to mitigate the issue. To prevent future complaints, the manufacturer takes steps to rectify any internal shortcomings. This could involve revisiting quality control procedures, improving communication among departments, or implementing additional employee training. Furthermore, maintaining open and transparent communication with customers throughout the complaint handling process is essential. Regular updates on the investigation's progress are provided, and any further concerns or questions from the customer are promptly addressed. In summary, prioritizing customer satisfaction and ensuring a fair and efficient resolution are crucial in handling customer complaints in the steel coil manufacturing industry. By following a structured approach, actively listening, and taking appropriate corrective actions, manufacturers can effectively address customer complaints and maintain positive client relationships.

Q: y does 1095 steel on a katana weight about a pound less for the same amount than 1045? the 1095 is better right? but then why is 1045 steel more comenly used for practical use than 1095, even though i no its cheaper to use 1045 for tami mats. so is 1095 steel the better investment for buying and minor tami mat use?: Peter Gunn Gave a good answer... Jason mentioned Stainless steel. Stainless steel should be avoided at all cost. Stainless steel is responsible for some really nasty injuries. It has a bad habit of shattering. It is a terrible steel for swords.

Q: How are steel coils cut to size?: Steel coils are cut to size using a process called slitting, where the coil is unwound and passed through a set of rotary knives that make longitudinal cuts. The width of the cuts can be adjusted to achieve the desired size, and the resulting strips are then rewound into smaller coils or flattened into sheets.

Q: What are the challenges in coil blanking for complex shapes?: Coil blanking for complex shapes presents several challenges that need to be addressed in order to achieve accurate and efficient results. One significant challenge lies in the precise positioning and alignment of the coil material. Complex shapes often require intricate cutting patterns, and any misalignment or deviation can lead to inaccurate cuts and wasted material. Another challenge is the selection and optimization of the blanking tooling. Complex shapes often require specialized dies and punches, which need to be carefully designed and manufactured to ensure accuracy and consistency. This not only involves the selection of appropriate tooling materials but also the consideration of factors such as cutting forces, wear resistance, and tool life. The complexity of the shapes also poses challenges in terms of material deformation and springback. During the blanking process, the material undergoes various deformations and stresses, which can cause distortions and dimensional variations in the final product. Achieving the desired shape while minimizing these deformations requires a thorough understanding of material properties and advanced techniques such as compensation and adjustment in the die design. Furthermore, the high-speed nature of coil blanking for complex shapes can lead to increased vibration and noise levels. The dynamic forces involved in cutting intricate shapes can result in tool chatter and excessive noise, which not only affects the quality of the cut but also the overall operational efficiency. Implementing effective damping and vibration control measures, such as tool coatings and optimized cutting parameters, is crucial to mitigate these challenges. Lastly, the complexity of the shapes can also impact the overall production efficiency. Complex shapes often require longer tool setup times and more frequent tool changes, which can lead to increased downtime and reduced productivity. Additionally, the intricate nature of the cuts may require multiple passes or additional machining operations, further adding to the production time and complexity. To overcome these challenges, manufacturers need to invest in advanced technologies, such as computer-aided design and simulation software, to optimize the blanking process. Additionally, continuous research and development efforts focused on improving tooling materials, cutting techniques, and process control can help address the challenges associated with coil blanking for complex shapes.

Q: Hey everyone.I have a whetstone and a honing steel. I purposely tried to make one of my knives less sharp twice to see how well the whetstone and honing steel would work.It even seemed that when I was using my whetstone it wasn't as sharp as it was when I used my honing steel, but when I also used my honing steel after having sharpened my knife on the whetstone, it was razor sharp.I was wondering, is the whetstone only supposed to be used when the knife edge isn't as flat anymore or something? Like, only when it doesn't really have an edge anymore?Please explain your answer.Thanks everyone.: You're not supposed to use the whetstone alone. It leaves a burr, which the steel removes. If you google using a whetstone, you'll see plenty of info. It is possible to use a finer stone in place of the steel.

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