SS 904L Sheets and Plates Dealers and Importers

SS 904L Stainless Steel Sheets and Plates Supplier

SS 904L Stainless Steel Sheets and Plates

Petrofit Alloys And Engineering LLP is a trusted supplier, dealer and importer of SS 904L sheets and plates used in highly corrosive industrial environments. Stainless Steel 904L is a high-alloy austenitic stainless steel grade developed to provide superior resistance to strong acids, chloride environments and aggressive chemical exposure.

SS 904L sheets and plates are commonly used in petrochemical plants, offshore equipment, seawater processing systems and chemical manufacturing industries. The higher nickel, chromium and molybdenum content in this alloy improves resistance to pitting corrosion, stress corrosion cracking and crevice corrosion in harsh operating environments.

For industrial applications where moderate corrosion resistance is sufficient, materials such as SS 317 / 317L sheets and plates are often used. However, when exposure to strong chemicals and acidic environments is expected, SS 904L is frequently preferred for its enhanced corrosion resistance.

As part of our broader stainless steel sheets and plates supply, Petrofit maintains ready inventory of SS 904L materials in multiple thickness ranges, finishes and dimensions to support fabrication companies, EPC contractors and industrial distributors worldwide.

SS 904L Sheet and Plate Specifications

Specification Details
Material Grade Stainless Steel 904L
UNS Number N08904
Standard ASTM A240 / ASME SA240
Type Sheet, Plate, Coil
Thickness 0.3 mm – 120 mm
Width 1000 mm, 1250 mm, 1500 mm, 2000 mm
Surface Finish 2B, No.4, Hairline, Polished
Production Process Hot Rolled / Cold Rolled

Chemical Composition of SS 904L

Element Percentage
Carbon 0.02% max
Chromium 19.00 – 23.00%
Nickel 23.00 – 28.00%
Molybdenum 4.00 – 5.00%
Copper 1.00 – 2.00%
Manganese 2.00% max
Silicon 1.00% max

The high nickel and molybdenum content provides exceptional resistance to aggressive corrosion environments, especially in acid-based chemical processing systems.

Mechanical Properties

Property Value
Tensile Strength 490 MPa min
Yield Strength 220 MPa min
Elongation 35% min
Hardness 217 HB max

These mechanical properties allow SS 904L sheets and plates to maintain structural reliability in highly corrosive industrial environments.

Key Features of SS 904L Sheets and Plates

SS 904L stainless steel is widely used in industries requiring superior corrosion resistance and durability.

Important features include:

  • Exceptional resistance to pitting and crevice corrosion
  • Strong resistance to sulfuric acid and chloride environments
  • High nickel and molybdenum content for improved corrosion resistance
  • Good weldability and fabrication performance
  • Excellent durability in aggressive chemical environments

Applications of SS 904L Sheets and Plates

SS 904L sheets and plates are used in industries where materials must withstand aggressive chemical environments and corrosive conditions.

  • Petrochemical processing plants
  • Seawater desalination equipment
  • Offshore oil and gas systems
  • Chemical manufacturing equipment
  • Pollution control and scrubber systems
  • Heat exchangers and pressure vessels

Equivalent Grades

Standard Equivalent Grade
ASTM / ASME 904L
UNS N08904
EN 1.4539
JIS SUS904L
DIN X1NiCrMoCu25-20-5

Export Supply

From India, Petrofit exports SS 904L sheets and plates to industrial distributors, engineering companies and project contractors worldwide.

Our export markets include:

  • Middle East – Saudi Arabia, Qatar, Oman, Kuwait, Bahrain
  • Asia Pacific – Malaysia, Singapore, Australia
  • Europe – Germany, Italy, Netherlands, Spain, UK
  • North America – United States and Canada

Why Choose Petrofit for SS 904L Sheets and Plates

Industrial buyers require dependable suppliers capable of delivering high-quality materials along with reliable logistics and technical documentation.

Petrofit offers:

  • Extensive inventory of stainless steel sheets and plates
  • Competitive pricing for fabrication and EPC projects
  • Global export experience across industrial markets
  • Compliance with international material standards
  • Material traceability and inspection certificates
  • Efficient shipment coordination for global delivery

Frequently Asked Questions

Q: What are SS 904L sheets and plates used for?

A: SS 904L sheets and plates are commonly used in petrochemical plants, seawater desalination systems, chemical processing equipment and offshore oil and gas applications.

Q: Why is SS 904L used in chemical industries?

A: SS 904L provides exceptional resistance to strong acids, chloride environments and aggressive chemical exposure, making it suitable for demanding chemical processing applications.

Q: Is SS 904L more corrosion resistant than SS 316?

A: Yes. SS 904L contains higher nickel and molybdenum content, which improves resistance to pitting, crevice corrosion and acidic environments compared to standard grades.

Q: Do you supply SS 904L sheets with certification?

A: Yes. Petrofit supplies SS 904L materials with EN 10204 3.1 material test certificates and inspection documentation as required by industrial project specifications.

Request a Quote

If you are searching for reliable SS 904L sheet and plate dealers and importers, Petrofit Alloys And Engineering LLP can assist with product specifications, stock availability and delivery schedules.

Contact our team to request pricing, technical details or quotations for your industrial project requirements.

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