S690QL1 Steel Sheet

S690QL1 steel plate is a high-strength low-alloy structural steel plate with the following advantages:

1. High strength: The minimum yield strength of S690QL1 steel plate is 690MPa, making it excellent in heavy duty applications.

2. Good toughness: Although the S690QL1 steel plate has a high strength, it also has excellent toughness, which allows it to maintain integrity when absorbing severe shocks and vibrations.

3. Good welding performance: The steel can be welded by conventional manual welding, automatic welding and argon tungsten arc welding, and the comprehensive performance of the weld is consistent with that of the base material.

4. Lightweight: Compared with ordinary low-alloy steel plates, S690QL1 steel plates have a light weight, which has great potential in reducing the weight of vehicles and equipment.

5. Excellent cutting performance: S690QL1 steel plate shows excellent performance in various cutting methods, such as flame cutting, plasma cutting, laser cutting and underwater cutting.

Production Size: Thickness: 4mm- 400mm; Width: 1000mm- 4000mm; Length: 4000mm- 12000mm.

Production ability:10000 Tons Per Month.

Production Way: Hot Rolled, Quenched( Q).

Techanical Details:

Heat Treatment: Normalized, Quenched, Tempered, HIC, Impact Test,..( Optional if not provided in rules)

Chemical Composition( %):

Mechanical Properties( Mpa)

Production Process

S690QL1 steel sheet is a high strength and low alloy structural steel that is commonly used in construction and heavy equipment industries. The production process of this type of steel sheet is complex and involves several steps that require high precision and quality standards. Here are some of the key steps involved in the production process of S690QL1 steel sheet.

1. Raw material selection: The first step in producing S690QL1 steel sheets is selecting high-quality raw materials. The raw materials used in the production process are carefully chosen to ensure consistency and quality throughout the manufacturing process.

2. Melting: The selected raw materials are melted in a furnace at a high temperature. This process is essential for creating a homogenous mixture and removing any impurities and gases from the melted metal.

3. Casting: The molten metal is then poured into a mold, where it is shaped into the desired form. The casting process undergoes several stages, including solidifying, cooling, and removing from the mold.

4. Rolling: After cooling, the cast steel is sent through a rolling mill, where it is shaped and flattened to the desired thickness. Rolling improves the strength and ductility of the metal.

5. Heat treatment: Heat treatment is an essential step in the production process of S690QL1 steel sheets. This process helps in improving the mechanical properties and making the steel sheet resistant to stress and corrosion.

6. Inspection and testing: The final step in the production process is inspecting and testing the quality of the finished product. The steel sheets are rigorously inspected to ensure that they meet the required specifications and quality standards.

In conclusion, the production process of S690QL1 steel sheet involves several steps that require high precision and quality standards. The quality of the finished product is essential for the safety and durability of the structures in which the steel sheets are used. With careful attention to every step of the production process, S690QL1 steel sheets are made to last and provide high-quality performance.

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