904L stainless steel plates are an austenitic, high-performance stainless steel item designed to be used in applications where outstanding durability, resistance to corrosion, and dependable mechanical performance are required. With high levels of chromium, molybdenum, and nickel, as well as copper, 904L stainless steel provides exceptional resistance to environments that are aggressive, including sulfuric acid and other media with high corrosive properties.
If you are in the market for a reliable material suitable for your demanding needs, knowing the types of Stainless Steel 904L Plates as well as their advantages, properties, limitations, and applications is crucial. In this guide, we at Nickelalloyplatehub | Leading Stainless Steel 904L Plates Manufacturer in India provide all you need to know prior to deciding on 904L plates that meet industrial demands.
What are Stainless Steel 904L Plates?
Stainless Steel 904L is a low-carbon, high-alloy austenitic steel grade that is commonly known as UNS N08904. The alloy has significant amounts of molybdenum and nickel, together with copper, which enhances corrosion resistance in extreme chemical conditions.
904L plates provide outstanding corrosion resistance and excellent weldability and toughness. They are especially suitable for applications where traditional stainless steel grades like 304L or 316L might not offer enough resistance.
The final plate’s cost is based on various factors like plate thickness dimensions, sizes, the standard of manufacture, the surface finish, and current prices for nickel and alloy.
Types of Stainless Steel 904L Plates:
There are a variety of ways to categorize 904L plates based on the manufacturing process they use, finish, size, and their application.
Common kinds of Stainless Steel 904L Plates comprise:
- Hot Rolled 904L Plates
- Cold Rolled 904L Plates
- Annealed 904L Plates
- Pickled and Passivated 904L Plates
- Polished 904L Plates
- Industrial 904L Plates
- Heavy-Duty 904L Plates
- Custom-Cut 904L Plates
The type of plate that is appropriate is determined by the thickness required, the surface appearance, the conditions of corrosion, the fabrication method, and the end-use application.
Stainless Steel 904L Plates Mechanical, Chemical, Physical, and Specifications Table:
The table below provides references for Stainless Steel 904L plates. Actual values may differ depending on the relevant standards, product shape, as well as heat treatment and the manufacturer.
| Property | Typical Value / Specification |
| Grade | Stainless Steel 904L |
| UNS Designation | N08904 |
| EN Designation | 1.4539 |
| Carbon | <= 0.020% |
| Chromium | Approximately 19-23% |
| Nickel | Approximately 23-28% |
| Molybdenum | Approximately 4-5% |
| Copper | Approximately 1-2% |
| Manganese | <= 2% |
| Silicon | <= 1% |
| Density | Approximately 8.0 g/cm3 |
| Tensile Strength | About 490 MPa minimum |
| Yield Strength | A minimum of 220 MPa is required. |
| Elongation | Aproximately 35% minimum |
| Modulus of Elasticity | Approximately 195 GPa |
| Melting Range | Approximately 1350-1400degC |
| Structure | Austenitic |
| Magnetic Property | In general, non-magnetic when annealed. |
| Common Standards | ASTM A240 / ASME SA240 |
| Corrosion Resistance | Excellent |
| Weldability | Good |
| Formability | Good |
The specifications must be verified against the specific purchase standard and certification for testing of the material needed to be used for the project.
Stainless Steel 904L Plates Benefits:
One of the main benefits of stainless steel 904L is its remarkable resistance to extremely aggressive environments. The alloying elements of the steel provide the characteristics that make it ideal for harsh industrial environments.
1. Excellent Corrosion Resistance
904L provides excellent resistance to pitting, general corrosion, crevice corrosion, general corrosion, and cracks caused by stress in many harsh conditions.
2. Strong Chemical Resistance
The alloy excels when it comes to applications that involve sulfuric acid as well as other acidic solutions. This makes it ideal for chemical processing machinery.
3. Good Weldability
Despite its significant alloy content, 904L is able to be welded with traditional welding techniques. The right procedures are essential to maintain the corrosion resistance.
4. Excellent Toughness
The austenitic structure offers good durability and ductility, even when working under extreme conditions.
5. Long Service Life
The resistance to corrosion may lower the rate of material degradation that can cause premature damage and maintenance needs, leading to a longer life of the product.
6. Versatile Fabrication
904L plates can be made with the right cutting forms, forming, and welding methods.
Advantages and Disadvantages of Stainless Steel 904L Plates
Advantages
- Outstanding corrosion resistance
- Very good resistance to numerous environments that are acidic.
- Excellent resistance to crevice corrosion and pitting
- Molybdenum and high nickel content
- Good weldability
- Superior durability and ductility
- Appropriate for harsh chemical applications
- Long-term durability
- Available in a variety of dimensions and thicknesses.
Disadvantages
- More expensive material than the common stainless steel grades
- It is more challenging to work with than standard grades
- It is necessary to follow the appropriate welding procedures
- Not always required for environments with less aggressive characteristics.
- The availability of stainless steel is less than 304 or 316 steel.
- The 904L stainless steel plate price in India will fluctuate greatly in line with market prices for alloy metals
So, 904L is typically chosen if its superior corrosion resistance justifies the cost of its additional materials.
Applications of Stainless Steel 904L Plates:
The outstanding strength and corrosion resistance of 904L make it a great choice in a variety of industries. The most important Stainless Steel 904L Plates applications include:
Chemical Processing
904L plates can be used to construct vessels, tanks, heat exchangers, pipes, components, and processing equipment that are exposed to corrosive chemical substances.
Pharmaceutical Industry:
The alloy is used in certain pharmaceutical equipment in which corrosion resistance and hygienic surfaces are essential.
Petrochemical Industry
904L is suitable for equipment that is exposed to chemically aggressive conditions in the petrochemical process.
Pollution Control Equipment
Scrubbers, treatment systems, and other equipment for pollution control may utilize 904L when the presence of corrosive liquids or gases are present.
Pulp and Paper Industry
This alloy’s resistance to corrosive processes can be beneficial for a variety of paper and pulp applications.
Marine Applications
904L could be a suitable option for equipment used in marine and offshore environments that require a high level of resistance to chloride-rich environments.
Oil and Gas Industry
A variety of processing machinery, vessels, and components that are exposed to fluids could benefit from the characteristics of 904L.
Food and Process Industries
904L can also be utilized to make special processing equipment, where resistance to corrosion is an essential need.
Choosing a Stainless Steel 904L Plates Supplier
The selection of the right supplier is crucial to ensure the quality of the material, dimensional accuracy, and documentation, as well as consistent performance. A dependable Stainless Steel 904L Plates supplier in India, like Nickelalloyplatehub, will be able to offer the right material grades, sizes, finishes, inspection reports, and test certificates at an affordable Stainless Steel 904L plates price in India
If you are a buyer and want to compare the 904L stainless steel plates price, it is essential to assess the value of the whole rather than just selecting the lowest quote. Materials certification and manufacturing standards, as well as finishing testing, packaging, and delivery requirements, affect the final price.
Nickelplatealloyhub intends to provide industrial customers looking for high-quality stainless steel and alloy products. As a top Stainless Steel 904L Plates Manufacturer in India, the company is able to assist customers with the selection of material and plates based on the specifications of the project.
Stainless Steel 904L plates offer an outstanding combination of toughness, resistance to corrosion, and weldability. They also offer durability and flexibility. While their initial price may be more costly than traditional stainless steel, the capability to withstand harsh environments could be a viable option for tough applications.
From chemical processing and petrochemicals to pollution control and special machines, the 904L plates offer solid performance in areas where standard stainless steel is not adequate. Knowing the types of Stainless Steel 904L Plates specifications, advantages, as well as disadvantages will help customers choose the best material to meet their needs.
1. What are Stainless Steel 904L plates used to do?
Stainless Steel 904L plates are predominantly used in chemical processing, pharmaceutical, petrochemical pollution control, marine, pulp and paper, as well as other industries that require a high degree of resistance to harsh, corrosive environments.
2. What’s the distinction between 904L and stainless steel?
904L typically has superior resistance to acidic environments and aggressive pitting and crevice corrosion than 316L due to its greater molybdenum, nickel, and copper levels. But 316L can be more affordable for less demanding uses.
3. What are the factors that affect Stainless 904l steel plate prices in India?
The 904l Stainless Steel plates cost in India is contingent upon plate size, thickness, dimensions, quantities, and surface finish. It also depends on the required testing standards, applicable standard customization, availability, and the current nickel and alloy-metal prices.
4. Are Stainless Steel 904L plates weldable?
Yes. Stainless Steel 904L plates have excellent weldability when the right welding techniques and filler materials compatible with the procedure are employed. The post-weld requirements must be assessed depending on the type of specifications and the applicable standards.
5. How do I choose the best Stainless Steel 904L Plates Supplier in India?
Select the Stainless Steel 904L Plates supplier in India that has the highest quality material, precise dimensions, the required specifications and quality testing, traceability, proper packaging, and dependable delivery. Always check the material test certificate and the ASTM/ASME or any other project standards prior to buying.