Cold Rolled Steel Coil Chinese Best Qality -Workability, durability

Cold Rolled Steel Coil Chinese Best Qality -Workability, durability System 1

Cold Rolled Steel Coil Chinese Best Qality -Workability, durability System 2

Cold Rolled Steel Coil Chinese Best Qality -Workability, durability

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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Cold Rolled Steel Coil Chinese Best Qality -0.16mm~2.0mm

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.

2.Main Features of the Cold Rolled Steel：

• Excellent process capability

• Smooth and flat surface

• Excellent heat resistance performance

• Good visual effect

3. Cold Rolled Steel Images

Cold Rolled Steel Coil Chinese Best Qality -Workability, durability

4.Cold Rolled Steel Specification

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

Grade: Q195~Q345

Thickness: 0.16mm~2.0mm

Width: 1250mm MAX

Coil weight:3-12 MT

Coil ID:508/610mm

FAQ

1.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.

2. 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: i have a white spot on my stainless steel stove, its on the part behind the burners where the oven controls are, does anyone know what it may be and how to remove it. i have tried soap and water and stainless steel cleaner but neither worked. thanks!: Barkeeper's Friend is the bomb for a metal and fiberglass cleaner, if it can be removed, it will remove it. I have no clue what it is thats on there.

Q: How are steel coils used in the manufacturing of automotive wheels?: Steel coils are used in the manufacturing of automotive wheels by being processed and shaped into the necessary components such as rims and spokes. These coils are cut, formed, and welded to create the desired wheel design, ensuring durability and strength for safe and reliable use on vehicles.

Q: What are the common coil finishes available for steel coils?: There are several common coil finishes available for steel coils, each serving different purposes and providing distinct aesthetic appearances. Some of the most frequently used coil finishes include: 1. Hot-dip galvanized: This finish involves immersing the steel coil in a bath of molten zinc, which forms a protective layer on its surface. It provides excellent corrosion resistance and is widely used in outdoor applications such as roofing, fencing, and automotive parts. 2. Galvannealed: This finish is achieved by annealing the hot-dip galvanized steel coil, resulting in a matte gray appearance. Galvannealed coils offer enhanced paint adhesion, making them suitable for applications that require subsequent painting or powder coating, such as appliances and furniture. 3. Electro-galvanized: In this process, a thin layer of zinc is electroplated onto the steel coil's surface. Electro-galvanized finishes provide good corrosion resistance and are commonly used in indoor applications, such as electrical enclosures, HVAC systems, and automotive components. 4. Pre-painted or coated: These finishes involve applying a layer of paint or a coating system to the steel coil, enhancing its appearance and providing additional protection. Pre-painted coils are extensively used in construction, appliances, and automotive industries due to their aesthetic appeal and corrosion resistance. 5. Bare or mill finish: This finish refers to the untreated, raw steel coil without any additional coatings or finishes. Bare steel coils are commonly used in applications where corrosion resistance is not a primary concern, such as structural components, pipes, and tubes. These are just a few of the most common coil finishes available for steel coils, and each offers unique properties and advantages depending on the intended use of the steel coil. It is important to carefully consider the specific requirements of the application to choose the most suitable coil finish.

Q: Suppose that the hardness of steel is uniformly distributed, taking on values between 50 and 80 on the Rockwell B scale.Compute the probability that the hardness of a randomly selected steel specimen is less than 60. a..462b..333c..500d.2e..750 Question 8 Refer to question 7. Compute the probability that the hardness of a randomly selected steel specimen is between 70 and 75.a..167b..500c..063d..100e..: Suppose that the hardness of steel is uniformly distributed, taking on values between 50 and 80 on the Rockwell B scale. That would be... f(x) = 1/(80 - 50), 50 ≤ x ≤ 80 . . . . . 0 elsewhere Consider this following problem.. Compute the probability that the hardness of a randomly selected steel specimen is less than 60. Here, we have... P(x 60) Oh! Know that the mean and the standard deviation of the uniform distribution function are... ? = (a + b)/2 σ = (a - b)?/12 You should get... ? = 65 σ = 75 Now... P(z (60 - 65)/75) = P(z -0.07) Hence, you should get around 0.462. Good luck!

Q: What are the common size limitations for steel coils?: The common size limitations for steel coils vary depending on the specific requirements of the industry or application. However, there are some general size limitations that are commonly followed in the steel manufacturing and distribution industry. The width of steel coils typically ranges from as narrow as 0.25 inches (6.35 mm) to as wide as 72 inches (1828.8 mm). This wide range allows for versatility in various applications, from automotive parts to construction materials. The thickness of steel coils can also vary significantly, usually ranging from 0.006 inches (0.15 mm) to 0.5 inches (12.7 mm). Thinner coils are often used in applications that require lighter weight and flexibility, while thicker coils are commonly utilized in heavy-duty applications that demand strength and durability. The weight of steel coils is another factor to consider, especially for transportation and handling purposes. Typically, steel coils can weigh anywhere from a few hundred pounds to several tons. The weight limitations are dependent on factors such as the size of the coil, the steel grade, and the equipment used for transportation and storage. Furthermore, the outer diameter of steel coils can also have limitations. It usually ranges from 24 inches (609.6 mm) to 72 inches (1828.8 mm). The inner diameter, on the other hand, can vary from 16 inches (406.4 mm) to 24 inches (609.6 mm). These dimensions are critical for ensuring compatibility with processing equipment and storage racks. It is important to note that these size limitations are not fixed and can be customized based on specific requirements. Steel manufacturers and distributors often work closely with their customers to determine the optimal size and dimensions of the coils to meet their specific needs and ensure efficient handling and processing.

Q: How are steel coils used in the production of steel handles?: Steel coils are used in the production of steel handles by being processed and shaped into the desired handle form. The coils are uncoiled and cut into appropriate lengths, which are then shaped and bent using various machinery and techniques. The resulting steel handles are sturdy, durable, and able to withstand the demands of everyday use.

Q: and also what makes different hardness of stainless steel?: Stainless steel is formed due to other metals present, that are resistant to corrosion. The main one is chromium, which is an excellent protector. Hardness in steel is due to other metals, as well as the carbon content. Chromium, vanadium and tungsten make steel extraordinarily hard. High carbon content makes steel hard but brittle.

Q: How are steel coils used in the production of electrical enclosures?: Steel coils are used in the production of electrical enclosures as they are shaped and formed into sheets, which are then cut, bent, and welded to create the enclosure's structure. The steel coils provide the necessary strength and durability required to protect the electrical components inside the enclosure while also offering resistance to various environmental factors such as moisture, heat, and impact.

Q: mass of steel ball=66.80 gramsdiameter of steel ball=2.51 cm: To calculate the density of any object you will always use the formula: Density = Mass / Volume (P=M/V). You have recorded the known values of the mass and the diameter of the ball (sphere), so we have everything needed to calculate the Density. Mass is 66.80g, but we shall need to use another formula to calculate the volume of the sphere. The formula to use is 4/3 X Pi X radius cubed. However, first of all we need to turn your measurement of the diameter of the steel sphere into the radius of the steel sphere (So that it can be substituted in place of the “radius” in the above formula). Simply half the diameter to find the radius. So 2.51 cm divided by 2 is 1.255 cm. Now insert the radius 1.255cm into the above formula. It would be read like this: 4/3 X 3.14159… X 1.255 ?cubed (OR 4/3 X 3.14159 X 1.255X1.255X1.255), = 8.2798. So, now we know that the sphere has a volume of 8.2798 cm cubed, we can use this number in place of the “V” in the density formula P=M/V, and we can also substitute in the Mass (66.80g). So now P=66.80 / 8.2798, which = 8.07g/cm cubed. Now we know that from your measurements, steel has a density of 8.07g/cm cubed! This is fairly close to the real life average density, which if I remember correctly is around 7.8 g/cm cubed. Just remember, though, that as steel is an alloy it’s density is not standard and varies due to carbon content etc. Anyway, I hope that helped you!

Q: steel welding with ms steel iron: Welding austenitic stainless steels to carbon and low alloy steels are established methods in the process and construction industries. Dissimilar metal welds involving stainless steels can be done using most full fusion weld methods, including TIG (Tungsten Inert Gas) and MIG (Metal Inert Gas). Weld procedures using filler (consumable) enable better control of joint corrosion resistance and mechanical properties. In selecting the weld filler, the joint is considered as being stainless, rather than the carbon steel. Over-alloyed fillers are used to avoid dilution of the alloying elements in the fusion zone of the parent stainless steel.

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