Hot Rolled High Strength Steel Plate

Hot Rolled High Strength Steel Plate, The process of hot rolling involves passing the steel plate through a series of rollers that apply high pressure and heat. This process leads to the creation of a uniform and consistent structure throughout the plate, resulting in a high strength and durable material.

Hot rolled high strength steel plates are available in a range of thicknesses and widths, depending on the intended application. These plates also come in various grades, such as A572, A588, A514, and A709, which offer different levels of strength and resistance to corrosion and other environmental factors.

In addition to its strength and durability, hot rolled high strength steel plate is also a cost-effective material due to its efficient production process and widespread availability. This makes it a popular choice for many manufacturing industries looking for a reliable and affordable material for their projects.

1. Raw Material Selection: The first step in the production process is the selection of appropriate raw materials. High strength steel plates typically consist of alloy steel such as quenched and tempered steels, high yield strength steels, or micro-alloyed steels that have improved strength, toughness, and weldability compared to standard carbon steel. The raw materials are inspected and tested to ensure quality and compliance with the required specifications.

2. Heating: The selected raw materials are heated to a temperature ranging from 1100°C to 1250°C in a reheating furnace. The heating process reduces the strength and hardness of the steel, making it easier to deform and shape.

3. Rolling: The heated raw materials are then passed through a series of rolling mills to shape them into thin and wide sheets. The rolling process reduces the thickness of the steel and increases its length and width. The steel is rolled at high temperatures to achieve the desired mechanical properties.

4. Quenching and Tempering: The hot-rolled steel plates are then quenched in a water bath or oil bath to cool them rapidly and improve their strength and hardness. The quenched steel plates are then tempered at a high temperature to improve their toughness and reduce any residual stresses. The heat treatment process is carefully controlled to achieve the desired mechanical properties.

5. Quality Control: After the steel plates have been quenched and tempered, they undergo a series of quality control tests to ensure that they meet the required specifications. The tests may include tensile strength, impact strength, hardness, thickness, and surface quality.

6. Cutting and Finishing: The final step in the production process involves cutting the steel plates into the required sizes and shapes. The plates are then subjected to finishing processes such as sandblasting, painting, and galvanizing to improve their appearance and corrosion resistance.

1. Hot rolling mill: Hot rolling mills are used to heat and roll steel slabs or billets into thinner sheets or plates. The plates are then coiled or cut to size for further processing.

2. Quenching and tempering furnace: Quenching and tempering furnaces are used to heat and cool steel plates quickly to improve their mechanical properties.

3. Shot blasting machine: Shot blasting machines are used to remove rust, scale, and other surface contaminants from steel plates before further processing.

4. CNC cutting machine: CNC cutting machines are used to precisely cut steel plates into desired shapes and sizes.

5. Bending machine: Bending machines are used to bend steel plates into various shapes, such as angles, curves, and channels.

6. Welding machine: Welding machines are used to join steel plates together to form larger structures or components.

7. Coating machine: Coating machines are used to apply protective coatings to steel plates to improve their durability and resistance to corrosion.

8. Quality control equipment: Quality control equipment, such as ultrasonic testing machines and spectroscopic analyzers, are used to ensure that steel plates meet quality and safety standards.

1: What product information do I need to provide?

Please kindly provide the grade, width, thickness, surface treatment requirement should you have and quantities you need to purchase.

2: What about product prices information?

Prices various according to periodic price changes of raw materials.

3: What are the certifications for your products?

We have ISO 9001, MTC, third parties’ inspections are all available such SGS, BV ect.

4: How long does your delivery time take?

In general, our delivery time is within 7-15 days, and may be longer if the quantity is extremely large or special circumstances occur.

5: How many countries do you export to?

We export to USA, Philippines, Pakistan, Colombia, Russia, Ukraine, Myanmar, Vietnam, India, Kenya, Ghana and other African countries. Our export experience is rich and familiar with different market demands, which can help customers avoid a lot of trouble.

6: Does the product have quality inspection before loading?

Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed and customers can appoint third parties to inspect the products before loading too.

7: How to pack the products?

Standard export sea-worthy packaging, the inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion and various climate changes during ocean transportation.

8: What is your working time?

In general, our online service time is Beijing time: 8:00-22:00, after 22:00, we will reply to your inquiry in the coming working day.

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