Best Quality of Cold Rolled Steel Coil of China

Best Quality of Cold Rolled Steel Coil of China System 1

Best Quality of Cold Rolled Steel Coil of China System 2

Best 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:: 100000 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

Best 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,AmericaandJapan. 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:What are the different types of steel coil slitting techniques?: There are several types of steel coil slitting techniques, including rotary slitting, loop slitting, and oscillating slitting. Rotary slitting involves using circular blades to cut the steel coil into narrower strips. Loop slitting involves creating a loop in the steel coil and then cutting it with straight blades. Oscillating slitting uses a reciprocating blade that moves back and forth to cut the coil into smaller widths.

Q:Is it just because brass is reloadable? But what makes it reloadable? What does brass bring to the equation that the steel cased ammo can't do?: When 9mm was short I bought some steel Tula ammo, it was cheap and available. When at the range I was shooting it and it sounded different and felt different, way less kick. So I loaded up a mix of Tula and some Federal. Big difference between them. I also had failure to eject on the steel, then put brass in and did not have that problem. I do not buy cheap steel ammo anymore.

Q:What are the major challenges faced by steel coil manufacturers?: The major challenges faced by steel coil manufacturers can be categorized into several key areas. 1. Raw Material Costs: One of the primary challenges is the fluctuating prices of raw materials, such as iron ore and coal, which are essential for steel production. Manufacturers have to constantly monitor and adjust their pricing strategies to mitigate the impact of these fluctuations and maintain profitability. 2. Global Competition: Steel coil manufacturers face intense competition from both domestic and international players. Globalization has led to an increase in the availability of steel coils from various regions, making it crucial for manufacturers to differentiate themselves through quality, pricing, and customer service to remain competitive. 3. Technological Advancements: The steel industry is constantly evolving and adopting new technologies. Manufacturers need to invest in modern equipment and machinery to improve efficiency, reduce costs, and meet stringent quality standards. Keeping up with technological advancements can be challenging, especially for smaller or less financially stable manufacturers. 4. Environmental Regulations: Steel production is a resource-intensive process that can have a significant impact on the environment. Governments worldwide are imposing stricter regulations on emissions, waste disposal, and energy consumption, which poses a challenge for steel coil manufacturers. Compliance with these regulations requires significant investments in pollution control technologies and sustainable practices. 5. Skilled Workforce: The steel industry requires a skilled workforce with expertise in various areas such as metallurgy, engineering, and operations. However, attracting and retaining skilled employees can be challenging, as the industry faces a shortage of qualified personnel. Manufacturers need to invest in training and development programs to ensure a competent workforce and maintain operational excellence. 6. Economic Volatility: Steel coil manufacturers are highly sensitive to economic fluctuations. During periods of economic downturns, demand for steel products decreases, leading to excess capacity and lower profit margins. On the other hand, during economic booms, manufacturers may face challenges in meeting increased demand and ensuring timely delivery. 7. Transportation and Logistics: Steel coils are bulky and heavy, making transportation and logistics a significant challenge for manufacturers. Optimizing supply chain management, coordinating with freight partners, and ensuring timely delivery of products to customers across various geographies can be complex and costly. In conclusion, steel coil manufacturers face several challenges, including raw material costs, global competition, technological advancements, environmental regulations, skilled workforce requirements, economic volatility, and transportation logistics. Overcoming these challenges requires proactive strategies, continuous improvement, and a focus on innovation to remain competitive in the industry.

Q:What exactly is surgical stainless steel made of (metals)? Does it contain nickel? If so, what % does it usually contain? I am deciding between surgical stainless steel piercings or titanium. Both same price and looks. I want to know which one is more hypo-allergenic and generally nickel free.: um surgical stainless steel? lets try ... stainless steel... herp derp

Q:What are the main challenges in handling and processing steel coils?: The main challenges in handling and processing steel coils include their large size and weight, which require specialized equipment and techniques for safe transportation and storage. Coils also tend to have sharp edges, posing a risk of injury. Additionally, maintaining the integrity and quality of the steel during processing can be challenging due to the potential for surface damage, rust, or deformation. Proper handling, storage, and processing techniques are crucial for minimizing these challenges and ensuring the efficient production of steel products.

Q:How do you prevent damage to steel coils during transportation?: To prevent damage during the transportation of steel coils, there are several measures that can be taken: 1. Tight and secure packaging: It is important to pack the steel coils tightly and securely to prevent any movement or shifting during transportation. This can be achieved by using appropriate packaging materials such as steel cradles, wooden dunnage, or steel straps to hold the coils in place. 2. Use cushioning materials: Adding cushioning materials like foam padding, cardboard, or bubble wrap between the coils can help absorb shocks and vibrations during transit. This additional layer of protection minimizes the risk of scratches, dents, or other damages caused by contact with other objects or surfaces. 3. Handle and load properly: It is crucial to use proper lifting equipment and techniques to avoid mishandling and dropping of the steel coils. Carefully lifting and loading the coils onto transportation vehicles using forklifts or cranes is recommended. Additionally, stacking the coils in a way that distributes weight evenly helps maintain stability. 4. Protect from weather: Steel coils are susceptible to corrosion, so it is essential to shield them from moisture and adverse weather conditions during transportation. Covering the coils with waterproof and weather-resistant tarps or shrink wrap prevents water or moisture from reaching the steel surfaces. 5. Regular inspections: Conducting regular inspections before, during, and after transportation is vital to identify any potential damage or issues. This allows for timely intervention to rectify any problems and prevent further damage. 6. Trained personnel: It is crucial to ensure that personnel involved in handling, loading, and transporting the steel coils are properly trained. They should be knowledgeable about the correct procedures and techniques to safely handle and transport the coils, reducing the risk of damage. By implementing these preventive measures, the likelihood of damage to steel coils during transportation can be significantly reduced, ensuring that the coils reach their destination in optimal condition.

Q:What are the different types of steel coil edge conditioning methods?: There are several different types of steel coil edge conditioning methods, including slitting, cutting, shearing, and edge rolling. Slitting involves cutting the coil into narrower strips, while cutting involves separating the coil into smaller sections. Shearing is a process of cutting the edges of the coil to remove any irregularities or defects. Edge rolling is a method that involves rolling the edges of the coil to create a smoother and more uniform finish.

Q:So today I was bored and was reading a shotgun shell box,the box was slug 12ga.I noticed it said not to be used in Damascus steel or twist barrel.It was to my understanding that Damascus steel is very strong and many stories came from what it could cut when used in a blade or sword.The little bit of info that i could find was that Damascus used earlier in the turn of the century on shotguns should not be fired unless special maintenance has been given and check out by gunsmith.So is Damascus not strong like i thought and not be able to handle higher pressure or why the reason for the warning?*: Damascus steel is is great for blades, but does not have the strength to stand up to smokeless powder pressures.

Q:I'm putting a bathroom in my basement. I'm an Ironworker btw. I wanted to go with steel studs due to the fact that they are light, and I won't have a big mess. I live in the Chicago area and they should be easy to find. Here is my question. Are they not being used anymore? I ordered 100 studs from Lowe's but they didn't have track. The delivery guy was a retired Carpenter and he told me that I got all the studs they had, they no longer stock steel studs, and they don't have track. Am I missing something? Menards didn't have track either.: Ask a Carpenter friend where you can buy metal studs. There should be a large drywall supplier somewhere close to your area - they usually also stock metal studs and ceiling grid that sort of all goes together for contractors. You will have a choice of 20 or 25 gauge studs track. 25 gauge is pretty flimsy so I suggest using 20 gauge. Get a small box of tek screws to attach studs to track. Also get some self drilling drywall screws 1+5/8 for 5/8 thick gyp bd. or 1+1/4 for 1/2 gyp bd. I would also buy MR drywall (moisture resistant) for any work in a basement. Another tip : Buy some 1x4 composite trim boards to use for your bottom plate. Clean the slab good where you plates will go, then use some Liquid Nails hd and glue your plates down to the slab. That way you won't be drilling holes in the slab that could allow water to seep up through them. The composite trim will not wick moisture and it will keep your metal studs up off the floor should you ever have a water problem in the bathroom. Keep your drywall up off the floor about 1/2 by laying a scrap pc. of drywall against the plate before you hang the board. Allow enough room to line the perimeter of your door frame with 2x 4 vs. metal stud. It makes it easier installing the door and trim.

Q:I'm talking about the sort of carbon fiber that's used in the auto industry (mostly in supercars).If an object made of steel were to be copied by an exact same object, but made of carbon fiber - how lighter would the carbon fiber object be?For example, if a table is made of steel and it weighs X, how much will it weigh if it were made of carbon fiber?Thanks.: Carbon fiber doesn't really refer to a single material (steel doesn't either, but most steels have similar densities). Pure carbon fiber is just that, fibers made of 90+% carbon. Carbon fiber in the context of cars usually refers to carbon fiber-reinforced polymers rather than plain woven fibers. The polymer adds rigidity to what would otherwise just be like a sheet of fabric. The density depends on the polymer used and the ratio of polymer:fiber. For 50% fiber by volume in epoxy, it has a density of 1.6 g/cm^3. Steel has a density of ~7.8 g/cm^3. So, by volume, steel is almost 5 times heavier.

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