Gopal Forge Industries™ is among the leading Monel 400 Flanges manufacturers known for delivering high-performance flange solutions for demanding industrial applications. Manufactured from premium Monel 400 alloy, these flanges provide exceptional resistance to seawater, acids, alkalis, and corrosive environments. Industries such as marine engineering, chemical processing, oil & gas, and power generation rely on Monel 400 flanges for long-term durability and dependable performance.
As experienced Monel 400 Flanges exporters, Gopal Forge Industries™ serves clients across global markets with precision-engineered products that meet international quality standards. Every flange undergoes strict inspection and testing procedures to ensure dimensional accuracy, mechanical strength, and corrosion resistance. Our export packaging and logistics network help ensure timely deliveries to customers worldwide.
Gopal Forge Industries™ is recognized among dependable Monel 400 Flanges suppliers offering comprehensive solutions for industrial piping systems. Available in various pressure classes, dimensions, and flange types, our products are designed to meet diverse project requirements. We support industries seeking high-quality pipe fittings, buttweld fittings, stainless steel elbow solutions, and complete industrial piping solutions.
Being one of the prominent Monel 400 Flanges stockists, we maintain extensive inventory levels to support urgent project demands. Our ready stock includes Slip-On Flanges, Weld Neck Flanges, Blind Flanges, Socket Weld Flanges, Threaded Flanges, and Lap Joint Flanges. This inventory strength helps customers reduce procurement lead times and avoid project delays.
Among established Monel 400 Flanges manufacturers, Gopal Forge Industries™ focuses on quality, consistency, and customer satisfaction. Monel 400 material offers excellent mechanical properties across a wide temperature range, making it suitable for critical applications involving saltwater exposure and aggressive chemical environments. Our engineering expertise enables us to supply flanges that perform reliably under challenging operating conditions.
As professional Monel 400 Flanges suppliers, we provide products accompanied by material test certificates, inspection reports, and complete traceability documentation. Our commitment to quality assurance has made us a preferred choice for EPC contractors, fabrication companies, refineries, and process industries seeking durable and cost-effective piping components.
Recognized as trusted Monel 400 Flanges stockists, we ensure immediate availability of standard and customized flange configurations. Customers benefit from a broad product range, technical support, competitive pricing, and reliable supply chain management. Whether required for maintenance projects or large-scale industrial installations, our stock supports uninterrupted operations.
| Specification | Details |
|---|---|
| Product Name | Monel 400 Flanges |
| Technical Description | Monel 400 Flanges are forged and machined nickel-copper alloy flanges known for excellent resistance to seawater, marine environments, acids, alkalis, and corrosive chemicals. They are suitable for demanding industrial, offshore, marine, chemical, petrochemical, and oil & gas applications. |
| Available Sizes | 1/2" NB to 48" NB |
| Material Grades | Monel 400 / Alloy 400, UNS N04400, Werkstoff No. 2.4360 |
| Standards | ASTM B564, ASME SB564; Flange Standards: ASME B16.5, ASME B16.47, BS, DIN, EN, JIS |
| Pressure Ratings | Class 150, 300, 400, 600, 900, 1500, 2500 |
| Dimensions | Manufactured according to applicable ASME B16.5, ASME B16.47, BS, DIN, EN, and JIS dimensional requirements |
| Flange Types | Weld Neck (WN), Slip-On (SO), Blind (BLRF), Socket Weld (SW), Threaded (TH), Lap Joint (LJ), Spectacle Blind, Ring Type Joint (RTJ) |
| Facing Types | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ) |
| Applications | Marine, Offshore, Chemical Processing, Petrochemical, Oil & Gas, Power Generation, Heat Exchangers, and Seawater Service |
| Element | Nickel (Ni) | Copper (Cu) | Iron (Fe) | Manganese (Mn) | Carbon (C) | Silicon (Si) | Sulfur (S) |
|---|---|---|---|---|---|---|---|
| Composition (%) | 63.0 Min | 28.0 - 34.0 | 2.5 Max | 2.0 Max | 0.30 Max | 0.50 Max | 0.024 Max |
| Property | Tensile Strength | Yield Strength (0.2% Offset) | Elongation | Hardness | Density | Melting Range |
|---|---|---|---|---|---|---|
| Value | Min 70 ksi (485 MPa) | Min 25 ksi (170 MPa) | Min 35% | 65 – 80 HRB (Typical) | 8.80 g/cm³ | 1300°C – 1350°C (2370°F – 2460°F) |
Explore our complete range of products, specifications, materials, manufacturing capabilities and technical information in our latest product catalogue.
| Related Product | Material / Grade | Common Applications |
|---|---|---|
| Monel 400 Pipes | Monel 400 / UNS N04400 | Chemical processing, marine, oil & gas |
| Monel 400 Tubes | Monel 400 / UNS N04400 | Heat exchangers, condensers, marine equipment |
| Monel 400 Sheets & Plates | Monel 400 / UNS N04400 | Pressure vessels, tanks, chemical equipment |
| Monel 400 Round Bars | Monel 400 / UNS N04400 | Machined components, shafts, fasteners |
| Monel 400 Fittings | Monel 400 / UNS N04400 | Pipe connections, process piping systems |
| Monel 400 Fasteners | Monel 400 / UNS N04400 | Marine, chemical and corrosive environments |
| Monel 400 Forged Fittings | Monel 400 / UNS N04400 | High-pressure piping and industrial systems |
| Monel 400 Welding Wires | Monel 400 / UNS N04400 | Welding and fabrication applications |
The latest market pricing for Monel 400 Flanges varies depending on flange type, size, pressure rating, manufacturing standard, quantity ordered, and current nickel alloy market conditions. Weld Neck Flanges generally command higher pricing due to material usage and machining requirements, while Slip-On Flanges offer a comparatively economical option. For large-volume projects, customized specifications, and export requirements, Gopal Forge Industries™ provides competitive quotations based on prevailing raw material trends and project scope.
