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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.
| 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 |
| 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.
| 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.
SS 904L stainless steel is widely used in industries requiring superior corrosion resistance and durability.
Important features include:
SS 904L sheets and plates are used in industries where materials must withstand aggressive chemical environments and corrosive conditions.
| Standard | Equivalent Grade |
|---|---|
| ASTM / ASME | 904L |
| UNS | N08904 |
| EN | 1.4539 |
| JIS | SUS904L |
| DIN | X1NiCrMoCu25-20-5 |
From India, Petrofit exports SS 904L sheets and plates to industrial distributors, engineering companies and project contractors worldwide.
Our export markets include:
Industrial buyers require dependable suppliers capable of delivering high-quality materials along with reliable logistics and technical documentation.
Petrofit offers:
A: SS 904L sheets and plates are commonly used in petrochemical plants, seawater desalination systems, chemical processing equipment and offshore oil and gas applications.
A: SS 904L provides exceptional resistance to strong acids, chloride environments and aggressive chemical exposure, making it suitable for demanding chemical processing applications.
A: Yes. SS 904L contains higher nickel and molybdenum content, which improves resistance to pitting, crevice corrosion and acidic environments compared to standard grades.
A: Yes. Petrofit supplies SS 904L materials with EN 10204 3.1 material test certificates and inspection documentation as required by industrial project specifications.
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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