904L Stainless Steel Plate

A 904L Stainless Steel Plate is a high-alloy austenitic grade with excellent corrosion resistance in aggressive environments. These plates feature outstanding resistance to pitting and stress corrosion cracking. The common material includes high nickel, chromium, molybdenum, and copper content. Its function suits sulfuric acid processing, chemical tanks, and flue gas desulfurization systems.

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PRODUCT DETAILS

The 904L Stainless Steel Plate is a high-alloy austenitic grade with exceptional corrosion resistance. This super austenitic plate performs reliably in the most aggressive environments where standard stainless steels fail.

Product Parameters

Thickness: We offer plates from 0.5mm to 120mm .
Width: Available widths range from 1000mm to 3300mm .
Length: Standard lengths span 2000mm to 12000mm .
Regular sizes: Common dimensions include 1000x2000mm, 1219x2438mm, 1500x3000mm, and 2000x6000mm .
Processing technology: We use hot rolling and cold rolling processes with solution annealing treatment .
Execution standards: Products comply with ASTM B625, ASME SB625, EN 10088-2, and DIN 1.4539 .
Packaging method: We secure plates on wooden pallets with steel straps and waterproof paper.
Supported surface treatments: Options include No.1, 2B, 2D, BA, No.4, HL, and 8K mirror finishes . We support various surface customizations.

Chemical Composition (Typical %)

Carbon: 0.02 max .
Manganese: 2.0 max .
Phosphorus: 0.045 max .
Sulfur: 0.035 max .
Silicon: 1.0 max .
Chromium: 19.0 – 23.0 .
Nickel: 23.0 – 28.0 .
Molybdenum: 4.0 – 5.0 .
Copper: 1.0 – 2.0 .
Iron makes up the balance.

Physical Properties

Density measures 7.95 – 8.0 g/cm³ .
Melting point ranges from 1300 to 1390°C .
Tensile strength reaches 490 MPa minimum .
Yield strength is 220 MPa minimum .
Elongation reaches 35% minimum in 50mm .
Hardness shows 180-220 HB typical .
Modulus of elasticity is 190-200 GPa .
Thermal conductivity measures 11.5 – 17 W/m·K at 20°C .
Electrical resistivity is 80-85 µΩ·cm at 20°C .

Product Applications

You will find the 904L Stainless Steel Plate in chemical processing equipment handling sulfuric and phosphoric acids . Pharmaceutical and food processing industries use this plate for bioreactors and sterile tanks . Power generation plants rely on it for flue gas desulfurization scrubbers . Marine engineering applications include seawater cooling systems and desalination plants . Oil and gas facilities use this 904L Stainless Steel Plate for sour gas equipment and offshore platforms . Pulp and paper mills employ it in bleaching equipment . The plate also serves in heat exchangers handling aggressive media .

Supported surface treatments: Options include No.1, 2B, BA, 2D, No.4, HL, and 8K finishes . We support various surface customizations to meet your specific project requirements.

2B

BA

8K

Hairline

Pickling

Grinding

Colored

Water Ripple

ONLINE MESSAGE

CUSTOMER VISIT

APPLICATION

Ship

Chemical Industry

Electricity

Oil and gas transportation

FAQ

1. How to get samples to check the quality? How long can I get the samples?
Answer:After confirming the price, we are happy to provide samples for your evaluation. After confirming the sample details, the samples will be ready for delivery within 3-7 days, and sent to you by courier, and arrive within 3-5 days.
2.Do you provide samples ? is it free or extra ?
Answer:We provide samples free of charge, but the customer is responsible for the courier freight.
3. Do you accept the third party inspection?
Answer: Yes absolutely we accept.
4.Can you accept customization?
Answer:Yes. If you have special requirements on products or packages, we can do customization for you.
5.How do you control the quality?
Answer:We have professional inspectors to analyze chemical composition of raw materials and test the finished products strictly according to standard stipulated in the contract. In this process, Internal and external surfaces, two ends appearance, bending degree, fixed length, outer diameter and wall thickness dimension etc will be checked one by one. You can be assured that all the products you get from us are reliable.