High Quality Surface Finish Cold Rolled Steel

High Quality Surface Finish Cold Rolled Steel System 1

High Quality Surface Finish Cold Rolled Steel

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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
SPCC	≤0.12	≤0.50	≤0.035	≤0.025	≥0.020
SPCD	≤0.10	≤0.45	≤0.030	≤0.025	≥0.020
SPCE	≤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 Quality Surface Finish Cold Rolled Steel

Q: What are the different types of steel products used in the manufacturing of outdoor furniture?: The different types of steel products commonly used in the manufacturing of outdoor furniture include steel tubing, steel rods, steel sheets, and steel plates. These products are used to create the frames, support structures, and surfaces of outdoor furniture pieces such as chairs, tables, and benches.

Q: What are the different types of steel forgings and their applications in the oil and gas industry?: There are several types of steel forgings used in the oil and gas industry, each with its specific application. Some common types include open-die forgings, closed-die forgings, and rolled-ring forgings. Open-die forgings are typically used for large, non-complex components like wellheads and flanges. Closed-die forgings, on the other hand, are used for more intricate parts such as valves, fittings, and connectors. Rolled-ring forgings are commonly utilized for seamless pipe production, as they provide superior strength and reliability. Overall, steel forgings play a crucial role in the oil and gas industry by ensuring the durability, safety, and performance of various equipment and infrastructure.

Q: How do steel products contribute to the automotive aftermarket industry?: Steel products contribute to the automotive aftermarket industry by providing essential components for vehicle repair and customization. From replacement parts like chassis frames and exhaust systems to accessories like grilles and bumpers, steel products are integral to maintaining and upgrading vehicles. Their strength, durability, and versatility make steel an ideal material for manufacturing aftermarket components, ensuring the safety, performance, and aesthetic appeal of vehicles.

Q: How is steel wire rope strength tested?: Steel wire rope strength is typically tested using a destructive testing method called tensile testing. This involves subjecting the wire rope to a gradually increasing tensile load until it reaches its breaking point. The maximum force applied to the wire rope during this test is then recorded as its ultimate tensile strength, which indicates the maximum load it can withstand before breaking.

Q: How is steel used in the construction of power plants?: Steel is extensively used in the construction of power plants for its exceptional strength, durability, and resistance to extreme temperatures. It is used in various applications such as structural frameworks, support beams, and columns, as well as in the fabrication of boilers, pressure vessels, and turbine components. Additionally, steel is crucial for the construction of transmission towers and electrical infrastructure within power plants. Overall, steel plays a vital role in ensuring the structural integrity and efficient functioning of power plants.

Q: What are the different types of steel valves and their applications?: There are several types of steel valves commonly used in various industries. These include gate valves, globe valves, ball valves, butterfly valves, and check valves. Gate valves are primarily used for on/off applications and provide a tight seal when closed. They are commonly used in water treatment plants, oil and gas pipelines, and power generation systems. Globe valves have a spherical body and are suitable for regulating flow. They are frequently used in industries such as HVAC, steam systems, and chemical processing. Ball valves consist of a rotating ball with a hole that controls flow. They are versatile and widely used in applications where tight shut-off is required, such as oil and gas pipelines, chemical plants, and water treatment systems. Butterfly valves have a disc-shaped closure element that rotates to control flow. They are lightweight, cost-effective, and commonly used in applications involving large flow rates, such as HVAC systems, water supply networks, and wastewater treatment plants. Check valves, also known as non-return valves, allow flow in one direction only and prevent backflow. They are used in various applications, including pumps, compressors, and power plants. Each type of steel valve serves specific purposes based on their design and functionality. The choice of valve depends on factors such as the nature of the fluid, pressure and temperature requirements, and the specific application in industries ranging from oil and gas to water treatment and beyond.

Q: What are the different types of steel wires and their uses?: There are several types of steel wires, including carbon steel wire, stainless steel wire, and galvanized steel wire. Carbon steel wire is commonly used for general-purpose applications such as fencing, construction, and automotive manufacturing. Stainless steel wire, known for its corrosion resistance, is often used in industries like aerospace, medical equipment, and food processing. Galvanized steel wire is coated with zinc to enhance its corrosion resistance and is commonly used for agricultural purposes, wire mesh, and electrical applications.

Q: How is steel wire rope inspected for safety?: Steel wire rope is inspected for safety through a comprehensive process that involves visual examination, non-destructive testing, and load testing. Trained inspectors carefully inspect the wire rope for any signs of wear, corrosion, or deformations that may compromise its integrity. Additionally, non-destructive testing methods such as magnetic particle inspection or ultrasonic testing are employed to detect any hidden flaws or defects within the rope. Finally, load testing is conducted to ensure the wire rope can withstand the expected loads without failure. By following these inspection procedures, the safety of steel wire ropes can be effectively evaluated and maintained.

Q: How are steel products used in the defense industry?: Steel products are used extensively in the defense industry for manufacturing various equipment and structures. They are used to make armored vehicles, tanks, submarines, and aircraft carriers, providing essential protection against ballistic threats. Steel is also used in the construction of military bases, hangars, and storage facilities. Additionally, steel is crucial in the production of weapons, such as firearms, cannons, and missile casings, due to its strength and durability. Overall, steel products play a vital role in enhancing the defense capabilities and ensuring the security of nations.

Q: What are the common types of steel products used in the cosmetics and beauty industry?: The common types of steel products used in the cosmetics and beauty industry include stainless steel tweezers, scissors, makeup brushes, nail clippers, and eyelash curlers.

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