1. Basic Introduction of Super Austenitic 904L Precision Tubes:

   - Super Austenitic 904L precision tubes are highly alloyed stainless steel tubes known for their excellent corrosion resistance and superior mechanical properties.

   - They are primarily composed of chromium, nickel, molybdenum, and small amounts of copper, manganese, among other elements, giving them exceptional corrosion resistance.

   - 904L stainless steel is renowned for its corrosion resistance in extreme environments, particularly in acidic and chloride-rich conditions.

2. Common Specifications of Super Austenitic 904L Precision Tubes:

   - Outer Diameter Range: 3mm to 25mm

   - Wall Thickness Range: 0.3mm to 3mm

   - Length: Usually custom-made or provided according to customer requirements

3. Corresponding Grades of Super Austenitic 904L Precision Tubes:

   - UNS N08904

   - DIN 1.4539

   - X1NiCrMoCu25-20-5

   - 2RK65 (Outokumpu grade)

4. Chemical Composition of Super Austenitic 904L Precision Tubes:

5. Mechanical and Physical Properties of Super Austenitic 904L Precision Tubes:

6. Relevant Production Standards for Super Austenitic 904L Precision Tubes:

   - ASTM B677 (seamless tubes)

   - ASTM B673 (welded tubes)

   - ASTM B674 (welded tubesheets)

   - DIN 17456

   - DIN 17458

7. Performance Characteristics of Super Austenitic 904L Precision Tubes:

   - High Corrosion Resistance: Especially suitable for chloride environments and acidic conditions.

   - Excellent Mechanical Properties: Good strength and ductility.

   - Intergranular Corrosion Resistance: Maintains high corrosion resistance even after welding.

   - Low Magnetism: Suitable for special applications such as the nuclear industry.

8. Applications of Super Austenitic 904L Precision Tubes:

   - Chemical Industry: Used for handling acidic media with chloride content.

   - Petroleum and Gas Industry: Used for media containing hydrogen sulfide.

   - Seawater Treatment Equipment: Used in desalination and seawater purification equipment.

   - Medical Devices: Utilized in the manufacturing of high-demand medical instruments.

   - Nuclear Industry: Used for nuclear reactor components.

   - Food Processing Industry: Employed in food processing equipment.

   - Fertilizer Industry: Used in fertilizer production equipment.

In summary, Super Austenitic 904L Precision Tubes find wide-ranging applications across various industries due to their outstanding corrosion resistance and mechanical properties.

Super austenitic 904L precision tubes