High Dimensional accuracy Cold Rolled Steel Coil

High Dimensional accuracy Cold Rolled Steel Coil System 1

High Dimensional accuracy Cold Rolled Steel Coil

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Specification

1. Thickness: 0.4-2.0mm

2. Width: 900-1250mm

3. Inner Diameter: 508 & 610mm

4. Weight of Steel Coil: 3-15MT

5. Heat Treatment: Annealed + Smoothed

6. Margin Status: EC & EM

7. Surface Quality: FC & FD

8. Surface Treatment: Oiling

9. Surface Status: Bright

Chemical Components

Grade	Chemical Components
Grade	C	Mn	P	S	Alt
St12	≤0.10	≤0.50	≤0.035	≤0.025	≥0.020
St13	≤0.08	≤0.45	≤0.030	≤0.025	≥0.020
St14	≤0.08	≤0.40	≤0.025	≤0.020	≥0.020

Mechanical Properties

1. Yield Strength: ≤320MPa

2. Tensile Strength: ≤370MPa

3. Elongation (L=50mm, b=25mm) When:

(1) Nominal Thickness <0.25mm: 30%

(2) Nominal Thickness 0.25mm-<0.40: 32%

(3) Nominal Thickness 0.40-<0.60mm: 34%

(4) Nominal Thickness 0.60-<1.0mm: 36%

(5) Nominal Thickness 1.0-<1.6mm: 37%

(6) Nominal Thickness >1.6mm: 38%

High Dimensional accuracy Cold Rolled Steel Coil

Q: How do steel coils contribute to the marine equipment industry?: The marine equipment industry heavily relies on steel coils as they are crucial for constructing various marine equipment and structures. These coils, typically made of high-strength steel, offer numerous advantages to the industry. To begin with, steel coils are utilized in the manufacturing of ships and boats. Steel's high strength and durability make it an ideal material for constructing vessel hulls, decks, and other structural components. These parts are fabricated using steel coils, ensuring the necessary strength and integrity to withstand the harsh marine environment, including corrosion, waves, and impact. Additionally, steel coils play a vital role in the production of offshore structures like oil rigs, drilling platforms, and wind turbines. These structures require robust materials that can endure extreme weather conditions, heavy loads, and corrosive saltwater. Steel coils provide the necessary strength and corrosion resistance for these applications, ensuring the safety and longevity of offshore installations. Moreover, steel coils contribute to the marine equipment industry by being employed in the construction of various marine components and equipment. For example, propellers, shafts, and other propulsion systems are fabricated using steel coils. The high strength-to-weight ratio of steel makes it an excellent choice for these critical components, ensuring efficient propulsion and maneuverability of ships and boats. Furthermore, steel coils are used in the manufacturing of marine equipment such as cranes, winches, and lifting systems. These equipment pieces require sturdy materials capable of withstanding heavy loads and continuous use. Steel coils provide the necessary strength and durability for these applications, ensuring safe and efficient operations in the marine industry. In conclusion, steel coils are essential to the marine equipment industry as they supply the necessary raw material for constructing ships, offshore structures, marine components, and equipment. Steel's high strength, durability, and corrosion resistance make it an ideal choice for withstanding the harsh marine environment. Without steel coils, the marine industry would face challenges in building robust and reliable marine equipment and structures.

Q: What are the factors driving the growth of the steel coil industry?: There are several factors driving the growth of the steel coil industry. Firstly, the increasing demand for steel coils in various sectors such as automotive, construction, and manufacturing is a significant driver. Additionally, the expanding infrastructure projects and urbanization in emerging economies contribute to the growth of the industry. Moreover, technological advancements in steel manufacturing processes and the adoption of efficient production techniques also play a crucial role in driving the growth of the steel coil industry.

Q: Can steel coils be coated with anti-fingerprint materials?: Yes, steel coils can be coated with anti-fingerprint materials. These coatings are designed to reduce the visibility of fingerprints and smudges, making the steel coils more resistant to marks and easier to clean.

Q: i was giving this old knive. the knife part is stainless steel and has a couple rust spots but im not sure that the handle is (i think stainless) but it has this un smooth surface i dont think its rust because its not brown. would rubbing alcohol help clean it?: You can also try Barkeepers Friend.

Q: How are steel coils used in the production of metal fencing?: Steel coils are used in the production of metal fencing as they serve as the raw material for creating the wire mesh that forms the structure of the fence. The steel coils are uncoiled and then passed through a series of machines that shape and weld them into the desired fence panels or rolls. These panels are then further processed and treated to enhance their durability and resistance to corrosion, ultimately resulting in high-quality metal fencing products.

Q: What are the advantages of using steel coils?: There are several advantages of using steel coils. Firstly, steel coils are highly durable and can withstand extreme conditions, making them suitable for various applications. Secondly, they provide excellent strength and stability, making them ideal for structural purposes. Additionally, steel coils can be easily molded into different shapes, allowing for customization and versatility in design. Moreover, steel coils have a high recycling rate, making them an environmentally friendly choice. Finally, steel coils offer cost-effectiveness due to their long lifespan and low maintenance requirements.

Q: I was watching a documentary on the samurai vs the European knight. It said that the when Japan was being invaded by the (cant remember) they needed a new weapon. The enemies armor made iron swords useless. While steel swords broke when in combat. So to combat this the Japanese made a hybrid sword. They used a special mold that made the swords back iron while the part that makes contact with the enemy was steel. Also the sword was curved so it increased its armor and cutting power. This revolutionary design made the the sword stronger. The iron back made it not break while the steel edge made it cut through the enemies armor. I want to know how iron is stronger than steel, and how steel can cut better than iron.: This Site Might Help You. RE: Why is iron stronger than steel? I was watching a documentary on the samurai vs the European knight. It said that the when Japan was being invaded by the (cant remember) they needed a new weapon. The enemies armor made iron swords useless. While steel swords broke when in combat. So to combat this the Japanese made a hybrid...

Q: Can steel coils be used in marine environments?: Yes, steel coils can be used in marine environments. However, it is essential to ensure that the steel coils are properly protected against corrosion, as the saltwater and high humidity in marine environments can accelerate the process of rusting. Various coatings and treatments can be applied to steel coils to enhance their resistance to corrosion and make them suitable for use in marine applications.

Q: How are steel coils used in the production of consumer goods?: Steel coils are used in the production of consumer goods as raw materials for various manufacturing processes. They are often shaped, cut, or formed into different components and parts that go into products such as appliances, automobiles, furniture, and construction materials. Steel coils provide strength, durability, and versatility, making them essential in creating high-quality consumer goods.

Q: What is the use for spring steel that take advantage of its unique properties?: *Spring steel is a low alloy, medium carbon steel with a very high yield strength. This allows objects made of spring steel to return to their original shape despite significant bending or twisting. Silicon is the key component to most spring steel alloys. An example of a spring steel used for cars would be AISI 9255 (DIN and UNI: 55Si7, AFNOR 55S7), containing 1.50%-1.80% silicon, 0.70%-1.00% manganese and 0.52%-0.60% carbon. Most spring steels (as used in cars) are hardened and tempered to about 45 Rockwell C. the most widely used spring steel is ASTM A228 (0.80–0.95% carbon), which is also known as music wire. Spring steel is one of the most popular materials used in the fabrication of lock picks due to its pliability and resilience.

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