904L Stainless Steel Plate

Looking for high-quality Stainless Steel 904L Plate? Look no further than our selection of premium 904L Stainless Steel Plate options! Our plates are made from top-grade AISI 904L Stainless Steel, ensuring exceptional strength and durability. With options such as ASTM A240 UNS N08904 and ASME SA240 UNS N08904 Plate, as well as DIN 1.4539 Stainless Steel Plate, you can trust that our selection will meet your needs.
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The 904L stainless steel plate is a top-notch quality stainless steel created specifically to withstand high levels of corrosion in various environments. It is composed of high levels of chromium and nickel, as well as molybdenum and copper to make sure it can resist sulfuric acid. This material follows the standards of ASTM A240 and ASME SA240, and different sizes, thicknesses, and finishes are available to meet specific industrial needs.

The standard for ASTM A240 904L stainless steel plate is widely used in various industries. To ensure that the generated content is based on the original text information, it is necessary to rearrange the content in a highly similar way. This means that the language and context must be preserved while making the necessary adjustments for the new text. It is important to note that the generated content should not be created using the same techniques as ChapGPT. Instead, language models must be utilized to produce text that is unique in its own way.

• ASTM A240: Requirements for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and General Applications.
  In order to meet industry standards, the following specifications must be met for chromium and chromium-nickel stainless steel plate, sheet, and strip intended for use in pressure vessels and general applications.
  1. Material Composition:
  The composition of the stainless steel should consist of chromium and nickel as the primary alloying elements. The minimum chromium content should be 16% and the nickel content should be a minimum of 8%. Other elements such as carbon, manganese, silicon, phosphorus, sulfur, nitrogen, and additional alloying elements may be present within specified limits.
  2. Mechanical Properties:
  The stainless steel plate, sheet, and strip must possess excellent mechanical properties to ensure reliability and strength. The material should exhibit a minimum tensile strength, yield strength, and elongation as specified in the respective standards. These properties determine the material's capacity to withstand pressure, deformation, and other mechanical stresses.
  3. Heat Treatment:
  The stainless steel should be subjected to an appropriate heat treatment process to enhance its properties. This may involve annealing, solution annealing, or other heat treatment methods as per the specified standards. The heat treatment process should result in a desirable microstructure, improved mechanical properties, and increased resistance to corrosion.
  4. Surface Finish:
  The surface finish of the stainless steel plate, sheet, and strip is crucial for various applications. It should be free from defects, scratches, and other imperfections that could impair its functionality or aesthetics. The surface finish can be achieved through different methods such as pickling, grinding, or polishing, depending on the intended application and customer requirements.
  5. Dimensional Tolerances:
  The dimensional tolerances for stainless steel plate, sheet, and strip should conform to the specified standards. The thickness, width, and length of the material must be within the allowed variations to ensure proper fit and compatibility during fabrication, installation, and use in pressure vessels and general applications.
  6. Corrosion Resistance:
  Stainless steel is chosen for its excellent corrosion resistance properties. The chromium content provides a protective oxide layer that prevents corrosion in various environments. The stainless steel plate, sheet, and strip should demonstrate resistance to corrosion when exposed to corrosive substances, such as acids, salts, and moisture, as specified in the relevant standards.
  In summary, the specification for chromium and chromium-nickel stainless steel plate, sheet, and strip for pressure vessels and general applications includes requirements for material composition, mechanical properties, heat treatment, surface finish, dimensional tolerances, and corrosion resistance. Adhering to these specifications ensures the production of reliable, high-quality stainless steel products suitable for a wide range of industrial applications.

 

• FeaturesSimilar content:
  904L stainless steel plate is a popular austenitic stainless steel grade that is renowned for its superior corrosion resistance properties. Being a high-alloy material, it contains nickel and molybdenum in significant amounts, which give it exceptional resistance against various aggressive media types, such as sulfuric, hydrochloric, and phosphoric acids. The inclusion of copper in its composition further enhances its ability to withstand reducing acids, such as sulfuric acid. As a result, 904L stainless steel is an ideal choice for various applications that demand high-temperature and severe corrosive environments.

Specification for ASTM A240 UNS N08904 Plate is provided below. The plate is made from high-quality stainless steel alloy and conforms to the ASTM A240 standard. With its unique composition, this plate offers exceptional resistance to corrosion and is suitable for various applications in industries such as chemical processing, oil and gas, and pharmaceuticals.
The ASTM A240 UNS N08904 Plate is designed to meet specific dimensional and mechanical requirements. The thickness of the plate typically ranges from 3mm to 100mm, and the width and length can be customized based on the customer's needs. The plate is available in various finishes, including hot rolled, cold rolled, and satin.
In terms of chemical composition, the ASTM A240 UNS N08904 Plate primarily consists of elements such as nickel, chromium, and molybdenum. These elements contribute to the plate's excellent corrosion resistance properties, especially in environments containing sulfuric acid, phosphoric acid, and other aggressive chemicals. Additionally, the plate also contains small amounts of copper and manganese, which further enhance its corrosion resistance.
The mechanical properties of the ASTM A240 UNS N08904 Plate are carefully controlled to ensure optimal performance. The plate exhibits high tensile strength, good yield strength, and excellent elongation, making it suitable for forming and fabrication processes. Moreover, it has a low coefficient of thermal expansion, which helps to minimize distortion during heat treatment or welding.
To ensure quality, the ASTM A240 UNS N08904 Plate undergoes various tests and inspections during the manufacturing process. These include mechanical testing, such as tensile and hardness tests, as well as chemical analysis to verify the composition. The plate is also checked for dimensional accuracy and surface finish to meet the required specifications.
In conclusion, the ASTM A240 UNS N08904 Plate is a high-quality stainless steel plate with exceptional corrosion resistance and mechanical properties. It is widely used in various industries due to its suitability for harsh environments. The plate's adherence to the ASTM A240 standard ensures consistent quality and performance.

The ASTM A240 UNS N08904 stainless steel plate is a corrosion-resistant alloy that boasts a high nickel content of 25%, as well as a chromium content of 21% and a molybdenum content of 4.5%. Furthermore, the carbon content of this alloy is minimized to less than 0.02%, making it highly resistant to intergranular corrosion.
Designed for use in environments containing dilute sulfuric acid, 904L stainless steel sheet offers excellent resistance to various corrosive agents such as hot phosphoric acid. Moreover, it has greater resistance to general corrosion, pitting, and chloride stress corrosion cracking compared to 316L and 317L stainless steels.
One of the main features of the AISI 904L stainless steel is its low carbon content, which is why it is also known as "L-grade" stainless steel. The extremely low amount of carbon in this alloy gives it superb welding properties and further reduces the risk of intergranular corrosion.
In summary, the ASTM A240 UNS N08904 stainless steel plate with its high nickel, chromium, and molybdenum content offers excellent corrosion resistance in corrosive environments such as dilute sulfuric acid. Its low carbon content also enhances welding properties and reduces the likelihood of intergranular corrosion. All these features make it a more reliable and durable option, especially when compared to other commonly used stainless steel types like 316L and 317L.

Adding copper (1-2%) to DIN 1.4539 stainless steel plate can improve the resistance to sulfuric acid under aggressive and mild conditions, and also has good resistance to other inorganic acids (such as hot phosphoric acid) and most organic acids. ASTM 904L sheet has good oxidation resistance. Alloy 904L material can be solution heat treated by the rapid cooling method at 1090°C to 1175°C, the heat treatment is suitable for hardening. However, the structural stability of this grade is fragile at high temperatures, especially above 400°C.

In addition, Stainless steel plate 904L adds nitrogen trace elements to provide more powerful processing equipment. Nitrogen can form a stable nitride with chromium, nickel, and other elements. This nitride can enhance the corrosion resistance of 904L stainless steel plate, especially since the corrosion resistance in an acidic medium is significantly improved. Adding nitrogen at the same time can improve the strength and hardness of 904L stainless steel plate, making it more suitable for use under high strength.

DIN 1.4539 Stainless Steel Plate Chemical Composition

Mechanical Characteristics of Astm A240 Type 904l Plate

Stainless Steel 904L Plate Equivalent Grades

904L Stainless Steel Plate Application

• Air Pollution Control: Scrubbers for coal-fired power plants
• Chemical processing: Process equipment for the production of sulfuric acid, phosphoric acid, inorganic and organic acids and the production of phosphate fertilizers
• Oil and gas production: Offshore processing equipment
• Pulp and Paper: Processing equipment
• Seawater and brackish water: Condensers, heat exchangers and piping systems

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