UNS N08904 Alloy Steel Sheet | UNS N08904 Strip

UNS N08904 Alloy Steel Plate Supplier | Specifications, Equivalent Materials, and Price

If you’re looking for a material that can withstand tough corrosive environments without costing a fortune, UNS N08904 alloy steel plate, also known as 904L, is a perfect fit. Supplied by Gangsteel, a trusted stainless steel supplier in China, this austenitic stainless steel is celebrated for its excellent UNS N08904 corrosion resistance in acids, seawater, and chloride-rich conditions.

Gangsteel offers UNS N08904 plate, sheet, bar, and custom components, meeting ASTM A240 and ASME SA-240 standards. This page covers the UNS N08904 chemical composition, mechanical properties, equivalent materials, specifications, applications, and competitive UNS N08904 price per kg. Check out our nickel alloy steel grades for related alloys like UNS N06625, UNS S31254, and UNS N08031.

1. What is UNS N08904?

UNS N08904(904L) is a low-carbon, high-nickel austenitic stainless steel with 23.0-28.0% nickel, 19.0-23.0% chromium, and 4.0-5.0% molybdenum, designed for superior corrosion resistance in sulfuric acid, seawater, and chloride-heavy environments. Its low carbon content ensures excellent weldability, making UNS N08904 material ideal for chemical processing, marine applications, and pulp/paper industries. Compared to UNS S31254, UNS N08904 offers comparable corrosion resistance at a lower cost, with a pitting resistance equivalent number (PREN ~35).

Gangsteel’s UNS N08904 alloy steel plate is crafted for demanding corrosive environments, offering a cost-effective alternative to nickel alloy steel grades like UNS N06059 or UNS R20033.

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2. UNS N08904 Chemical Composition

The UNS N08904 chemical composition, compliant with ASTM A240, is optimized for corrosion resistance in acidic and chloride-rich environments.

Note: The high nickel, molybdenum, and copper content give UNS N08904 a PREN of ~35, offering better corrosion resistance than UNS N08020 in sulfuric acid and chloride environments.

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3. UNS N08904 Mechanical Properties

The UNS N08904 mechanical properties, tested per ASTM A240, provide a balance of strength and ductility, making UNS N08904 alloy steel plate ideal for chemical and marine applications.

Note: Solution annealing at 1050-1150°C (1922-2102°F) optimizes 904L mechanical properties. Contact Gangsteel for a detailed UNS N08904 technical data sheet.

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4. UNS N08904 Allowable Stress

The allowable stress values for UNS N08904, per ASME BPVC Section II, Part D, ensure reliable performance in corrosive environments.

Note: These values ensure UNS N08904 material performs reliably in chemical reactors and marine equipment under moderate temperatures.

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5. UNS N08904 Equivalent Materials

UNS N08904aligns with international standards for global compatibility.

Note: UNS N08904 equivalent grades comply with ASTM A240, offering interchangeability with UNS S31254 in less demanding chloride environments.

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6. UNS N08904 vs UNS S31254, UNS N06625, and SS316

Choosing the right material is key to keeping your project on track. Here’s how UNS N08904 compares to UNS S31254, UNS N06625, and SS316:

• UNS N08904 vs UNS S31254: UNS N08904 offers cost-effective corrosion resistance in sulfuric acid and seawater, while UNS S31254 has higher PREN (~43) for chloride-heavy environments.
• UNS N08904 vs UNS N06625: UNS N06625 excels in high-temperature and broad acid resistance, while UNS N08904 is more affordable for chemical and marine applications.
• UNS N08904 vs SS316: UNS N08904 outperforms SS316 in sulfuric acid and chloride environments but is pricier.

Conclusion: Choose UNS N08904 alloy steel plate for cost-effective corrosion resistance in chemical and marine applications, UNS S31254 for high-chloride environments, UNS N06625 for high-temperature uses, or SS316 for general corrosion resistance.

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7. UNS N08904 Specifications

Gangsteel provides UNS N08904 alloy steel plate, sheet, bar, and custom components to meet your project’s exact needs:

7.1 Plate and Sheet

• Thickness: 0.5 mm to 100 mm (plate), 0.1 mm to 6 mm (sheet)
• Width: 1000 mm to 3000 mm
• Length: 2000 mm to 12000 mm (or coiled for sheet)
• Surface Finish: Hot-rolled, cold-rolled, annealed, pickled, 2B, No.1, or customized
• Standards: ASTM A240, ASME SA-240
• Applications: UNS N08904 plate for chemical reactors, 904L sheet for marine equipment

7.2 Bar

• Diameter: 6 mm to 500 mm
• Length: Up to 12000 mm
• Finish: Hot-rolled, cold-drawn, centerless ground
• Standards: ASTM A479, ASME SA-479
• Applications: UNS N08904 bar for fittings and fasteners

7.3 Custom Components

• Types: Flanges (ASME B16.5), fittings, CNC-machined parts
• Tolerances: ±0.05 mm for precision components
• Applications: Tailored solutions for chemical and marine industries

Note: Need a specific size or finish? Gangsteel offers custom solutions, including annealing at 1050-1150°C. Contact us for bespoke UNS N08904 material specifications.

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8. UNS N08904 Applications

UNS N08904is your reliable choice for industries where corrosion is a constant challenge. Key UNS N08904 applications include:

• Chemical Processing: UNS N08904 alloy steel plate for reactors and heat exchangers in sulfuric acid environments.
• Marine: 904L plate for seawater piping and shipbuilding components.
• Pulp and Paper: UNS N08904 sheet for bleach plant equipment.
• Oil and Gas: UNS N08904 bar for fittings in offshore platforms.
• Pharmaceutical: Components for high-purity systems.

Note: Compared to UNS N08031, UNS N08904 offers cost-effective performance in less aggressive acid environments.

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9. UNS N08904 Price per KG

The UNS N08904 price per kg ranges from USD 15-30 per kg (FOB), driven by:

• Alloy Content: Moderate nickel (23.0-28.0%) and molybdenum (4.0-5.0%) keep costs lower than UNS N08031.
• Market Demand: High demand in chemical and marine industries drives 904L price.
• Product Form: UNS N08904 alloy steel plate may cost more than sheet due to processing.
• Global Supply Chain: Freight and availability impact UNS N08904 cost.

For a precise UNS N08904 price per kg or bulk discounts, contact Gangsteel. We’ll help you stay within budget while meeting your project timeline.

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10. Related Alloy Steel Grades

Gangsteel offers a wide range of nickel alloy steel grades to complement UNS N08904 for various applications:

• UNS S31254: High corrosion resistance for seawater applications.
• UNS N06625: High strength for aerospace and nuclear applications.
• UNS N08031: Corrosion resistance for phosphoric/sulfuric acids.
• UNS R20033: Corrosion resistance for mixed acid environments.
• UNS N08028: Corrosion resistance for chemical processing.
• UNS N10675: Resistance to hydrochloric acid.
• UNS N06035: Resistance to phosphoric and nitric acids.
• UNS N06030: Resistance to phosphoric acid.
• UNS N06200: Resistance to sulfuric acid.
• UNS N10276: Broad resistance to reducing/oxidizing acids.
• UNS N06022: Resistance to oxidizing acids.
• UNS N06690: Corrosion resistance for nuclear applications.
• UNS N07718: High strength for aerospace.
• UNS N07750: Creep resistance for springs.
• UNS N06002: High-temperature strength for turbines.
• UNS N06075: Cost-effective for high-temperature aerospace uses.
• UNS N07080: High strength for aerospace and gas turbines.
• UNS N07263: Weldable for gas turbine applications.
• UNS N09901: High strength for aerospace components.
• UNS N08810: Oxidation resistance for industrial furnaces.
• UNS N08811: Enhanced creep resistance for high-temperature applications.
• UNS N06059: Corrosion resistance for chemical industries.
• UNS K93600: Low thermal expansion for precision components.
• UNS N04400: Corrosion resistance for marine environments.
• UNS N05500: High strength for marine applications.

Note: These alloys complement UNS N08904 alloy steel plate in chemical, marine, and corrosion-resistant applications. Contact Gangsteel for a full catalog to find the perfect material for your project.

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11. Why Choose Gangsteel?

When you’re sourcing materials like UNS N08904, you want a supplier who gets it right—quality, delivery, and price. Here’s why Gangsteel is your best choice:

• Quality Assurance: Every UNS N08904 alloy steel plate meets ASTM A240 and ASME SA-240 standards, backed by EN 10204 3.1/3.2 certificates for total confidence.
• Fast Delivery: Standard orders ship in 7-15 days, with expedited options to keep your project on schedule.
• Customization: Need a specific size or shape? We offer precision cutting (CNC, laser, waterjet), welding, and tailored heat treatments.
• Global Supply: We serve clients in Saudi Arabia, UAE, India, Europe, and beyond, ensuring reliable delivery wherever you are.
• Extensive Inventory: Choose from our wide range of nickel alloy steel grades, including UNS N06625 and UNS S31254.

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12. Conclusion

For projects where corrosion resistance is a must, UNS N08904 alloy steel plate from Gangsteel delivers the performance you need at a price that makes sense. Its high nickel and molybdenum content make UNS N08904 material a standout for chemical reactors, marine piping, and pulp/paper equipment, offering better corrosion resistance than UNS N08020 in sulfuric acid and seawater. Available in versatile specifications (0.5-100 mm thickness, up to 3000 mm width) and equivalent grades (W.Nr. 1.4539, EN X1NiCrMoCu25-20-5), Gangsteel delivers quality at a competitive UNS N08904 price per kg (USD 15-30/kg).

Contact Gangsteeltoday for a quick quote on UNS N08904 price per kg or to request a detailed 904L technical data sheet. Browse our nickel alloy steel grades to find the perfect solution for your corrosion challenges!