Monel 400 & Monel K500 Sheets and Plates manufactured as per ASTM B127 for marine, offshore, chemical processing, heat exchangers, and oil & gas applications.
STAINLESS INDIA is a prominent stockist and exporter of Monel 400 and K500 sheets and plates. Certified to ASTM B127 standards . We provide cut-to-size nickel alloy sheets with global shipping and Material Test Certificates (MTC).
Monel Sheets and Plates are high-quality flat products made from nickel-copper alloy, recognized for their outstanding corrosion resistance, superior strength, and remarkable performance in seawater and chemical environments . Produced in Monel 400 (UNS N04400) and Monel K500 (UNS N05500), these sheets and plates find extensive applications in marine, petrochemical, oil and gas, and heat exchange sectors.
All of our Monel sheet and plate offerings meet ASTM B127 and other international quality standards. We provide sheets in customized sizes, thicknesses, and finishes, ready for prompt delivery.
Monel Sheets and Plates are manufactured from a high-performance nickel-copper alloy designed for environments where conventional stainless steel may experience rapid corrosion. Monel 400 and Monel K500 provide exceptional resistance to seawater, hydrofluoric acid, alkalis, salt water, and numerous chemical processing environments while maintaining excellent mechanical strength.
Unlike many stainless steel grades, Monel alloys resist chloride stress corrosion cracking, making them suitable for offshore platforms, marine engineering, desalination plants, chemical processing equipment, heat exchangers, pumps, valves, and pressure vessels.
STAINLESS INDIA supplies ASTM B127 Monel Sheets & Plates in custom sizes, thicknesses and finishes together with EN 10204 3.1 Mill Test Certificates and worldwide export packing.
Monel 400 and Monel K500 Sheets & Plates are selected for critical industrial applications because they combine exceptional corrosion resistance with high mechanical strength and long service life. These alloys perform reliably in seawater, acidic media, alkaline environments, and high-temperature process systems where conventional stainless steels may not provide sufficient durability.
Engineering companies, EPC contractors, offshore fabricators, pressure vessel manufacturers, and OEMs specify Monel alloys when long-term reliability, reduced maintenance, and material traceability are essential.
Every Monel Sheet and Plate supplied by STAINLESS INDIA undergoes strict quality inspection for chemical composition, mechanical properties, dimensions, surface finish, and traceability. Products are supplied with Mill Test Certificates, heat number traceability, and inspection reports to meet international project requirements.
Every Monel Sheet and Plate supplied by STAINLESS INDIA can be traced back to its original mill through heat numbers, batch identification, Mill Test Certificates (EN 10204 3.1), and inspection records. This ensures complete transparency for industrial projects requiring documented quality assurance.
Monel Sheets and Plates are premium nickel-copper alloy products engineered for highly corrosive industrial environments. The two most widely used grades are Monel 400 (UNS N04400) and Monel K500 (UNS N05500). These alloys offer excellent resistance to seawater, acids, alkalis, and chloride-containing environments while maintaining high mechanical strength and long service life.
STAINLESS INDIA supplies ASTM B127 Monel Sheets & Plates in multiple thicknesses, finishes, and custom dimensions with EN 10204 3.1 Mill Test Certificates, third-party inspection, and worldwide delivery.
Monel alloy plates are widely used in offshore platforms, shipbuilding, desalination plants, seawater piping systems, chemical processing units, pharmaceutical manufacturing, fertilizer plants, oil and gas production, marine engineering, power generation, aerospace, defence, food processing, and heat exchanger manufacturing because of their outstanding corrosion resistance and long operating life.
| Family | Grade Specifications & Features |
|---|---|
|
Monel 400
|
Excellent resistance to seawater and alkaline environments. Good weldability and high mechanical strength. |
|
Monel K500
|
Age-hardened variant providing superior strength, hardness, and resistance to wear and erosion in high-pressure systems. |
| Thickness Range | 0.3 mm to 120 mm (Custom sizes available on request) |
| Standards | ASTM B127, ASME SB127 | AMS, DIN, ISO Standards |
| Surface Finish | No.1, 2B, BA, 2D, Polished, Mirror, Custom Finish |
| Testing | Ultrasonic Test, PMI, Dimensional Inspection, Visual Check |
| Documentation | MTC (EN 10204 3.1/3.2), TPI Reports (SGS, TUV, BV, DNV), Packing List, Origin Cert. |
| Certifications | EN 10204 3.1 / 3.2 NACE MR0175 IBR Approved PED 2014/68/EU |
| Property | Monel 400 | Monel K500 |
|---|---|---|
| UNS Number | N04400 | N05500 |
| Strength | Excellent | Very High |
| Corrosion Resistance | Excellent | Excellent |
| Wear Resistance | Good | Excellent |
| Marine Service | Excellent | Excellent |
| Heat Exchangers | Recommended | Recommended |
| Pump Shafts | Good | Excellent |
| Grade | Nickel | Copper | Iron | Manganese | Carbon |
|---|---|---|---|---|---|
| Monel 400 | 63% Min | 28–34% | 2.5% Max | 2% Max | 0.30% Max |
| Monel K500 | 63% Min | 27–33% | 2% Max | 1.5% Max | 0.25% Max |
| Property | Monel 400 | Monel K500 |
|---|---|---|
| Tensile Strength | 550 MPa | 965 MPa |
| Yield Strength | 240 MPa | 690 MPa |
| Elongation | 35% | 20% |
| Hardness | Moderate | High |
Exceptional resistance to seawater, brine, and acidic environments, including pitting and stress corrosion.
Maintains high strength and toughness over a broad range of temperatures and extreme conditions.
Remarkably resilient and non-magnetic, making it ideal for specialized electronic and aerospace parts.
Superior resistance to chloride-induced stress corrosion cracking and pitting in industrial settings.
Engineered for longevity, ensuring reduced maintenance and replacement costs in demanding industries.
| Standard | Monel 400 | Monel K500 |
|---|---|---|
| UNS | N04400 | N05500 |
| ASTM | B127 | B127 |
| ASME | SB127 | SB127 |
| Werkstoff | 2.4360 | 2.4375 |
| DIN | NiCu30Fe | NiCu30Al |
ISO 9001:2015 and PED certified quality systems ensuring international manufacturing standards.
Extensive inventory of Monel 400 & K500 sheets available for immediate global delivery.
Equipped with high-precision cutting and surface finishing facilities for custom requirements.
Trusted supplier for over 100 industrial projects globally with secure export packaging.
Complete material traceability and exhaustive testing reports provided for every single dispatch.
Direct mill pricing and premium quality assurance for the most cost-effective solutions.
STAINLESS INDIA exports Monel Sheets and Plates to customers across the Middle East, Europe, North America, Africa, Southeast Asia, and Australia. Export packaging complies with international shipping standards to ensure safe transportation by sea, air, or courier.
All Monel Sheets and Plates are packed using export-quality wooden pallets, fumigated wooden cases, waterproof wrapping, edge protection and proper marking to prevent transportation damage during domestic and international shipments.
We export to more than 70+ countries:
USA • UK • Germany • Italy • UAE • Saudi Arabia • Qatar • Oman • Kuwait • Singapore • Malaysia • Indonesia • Australia • South Africa • Brazil • Mexico • India
Our technical sales team assists EPC contractors, consultants, procurement companies, and OEM manufacturers in selecting the appropriate Monel grade, dimensions, testing requirements, documentation, and export packaging for each project.