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Monel 400 Flanges Fittings

Sunrise Industries manufactures and exports premium Monel UNS N04400 flanges designed for demanding industrial applications. With a nickel content of at least 63% and copper between 28–34%, these flanges offer superior corrosion resistance in marine and chemical environments. They maintain excellent mechanical strength from cryogenic temperatures up to 450°F (232°C). Available in slip-on, weld neck, socket weld, threaded, and blind types, our Monel 400 flanges comply with ASTM B564 and ASME B16.5 standards. These products are precision-engineered for leak-free performance and long service life. We offer both standard and custom dimensions to suit project-specific requirements. Serving industries worldwide, we ensure timely delivery, competitive pricing, and consistent quality across every order.
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Sunrise Industries offers a complete range of Monel 400 slip-on and weld neck flanges for high-performance piping systems. Manufactured from high-quality UNS N04400 alloy, these flanges deliver exceptional resistance to seawater, acids, and alkalis. Ideal for marine engineering, chemical processing, and offshore platforms, our flanges are engineered to meet ASTM B564 and ASME B16.5 specifications. Slip-on flanges are perfect for quick installation, while weld neck flanges ensure robust connections for high-pressure systems. Each flange undergoes strict dimensional and quality checks to guarantee reliability in critical operations. We export to Africa, the Middle East, Asia, and beyond, providing tailored solutions for both standard and complex piping needs.
Sunrise Industries specializes in Monel DIN 2.4360 forged flanges, known for their exceptional durability and resistance to harsh environments. Produced using precision forging techniques, these flanges offer excellent mechanical strength and dimensional accuracy. Suitable for oil & gas refineries, desalination plants, and chemical industries, they are designed to withstand high pressures and temperatures. Our product range includes spectacle blinds, reducing flanges, RTJ flanges, and plate flanges, all manufactured in compliance with ASTM B564 and DIN standards. We provide both seamless and welded options, ensuring optimal performance and a secure fit. With a global export network, our Monel forged flanges are trusted by industries worldwide for their unmatched quality.
Sunrise Industries manufactures a wide range of Alloy 400 blind flanges and threaded flanges, offering solutions for systems requiring secure closures and non-welded connections. Blind flanges are ideal for sealing pipe ends under pressure, while threaded flanges are perfect for applications where welding is not feasible. Crafted from Monel 400, these flanges provide excellent resistance to corrosion in seawater, steam, and acidic solutions. They retain strength at high temperatures and can operate from cryogenic levels up to 450°F (232°C). Available in various pressure ratings and sizes, our products adhere to ASTM B564 and ASME B16.5 standards, ensuring compatibility and reliability across different industries.
Sunrise Industries offers precision-engineered Monel 400 spectacle blinds and orifice flanges for critical flow control and isolation applications. Spectacle blinds provide a simple and effective way to isolate sections of a pipeline, while orifice flanges are designed for accurate flow measurement. Manufactured from high-quality UNS N04400 alloy, these components ensure excellent resistance to corrosion, erosion, and pressure-related wear. They are commonly used in offshore oil rigs, petrochemical plants, and marine systems. Our flanges meet international standards including ASTM B564, ASME B16.5, and DIN 2.4360. Available in multiple sizes, thicknesses, and pressure classes, we also offer custom manufacturing to suit unique operational requirements.

Monel 400 Flanges – High Strength & Corrosion Resistance

  • Premium Material: Made from Monel UNS N04400 / WNR 2.4360 alloy.
  • Excellent Durability: Resists seawater, acids, alkalis, and harsh chemicals.
  • Wide Range: Weld neck, slip-on, blind, threaded, socket weld, spectacle, RTJ, and lap joint flanges.
  • International Standards: Manufactured as per ASTM B564, ASME SB564, ANSI B16.5.
  • Custom Sizes: Available in various dimensions, shapes, and specifications.
  • Global Supply: Exported to USA, UAE, Saudi Arabia, Qatar, Singapore, Australia, and more.

Monel 400 Butt Weld Pipe Fittings – Sunrise Industries

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Monel 400 Flanges Fittings

ASTM B564 Monel 400 Industrial Flanges Specification

 

Grades    :  Monel 400 (UNS No. N04400)

 

Standards:  ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings

 

Specifications:  ASTM B 564 / ASME SB 564

 

Size:  1/8″ TO 48″ NB

 

Class: 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64

 

Wall Thickness:  From 2 to 40 mm.

 

Schedule:  Sch. 5 TO Sch. XXS.

 

Type: Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ).

 

Form: Slip on (SORF), WNRF, Blind, Socket Weld, Orifice, WNRTJ, BLRTJ, Threaded, Groove & Tongue, Lap Joint, Square Flanges & As Per Clients Required

ASTM B366 Monel 400 Butt Weld Pipe Fittings Equivalent Grades:-

Standard WERKSTOFF NR. UNS GOST AFNOR JIS BS EN
Monel 400 2.4360 N04400 МНЖМц 28-2,5-1,5 NU-30M NW 4400 NA 13 NiCu30Fe

ASTM B366 Monel 400 Butt Weld Pipe Fittings Chemical Composition:-

Grade Ni Fe C Mn Si Cu Al Ti S
Monel 400 63.0 min 1.0 - 2.5 0.30 max 2.00 max 0.5 max 28.0 - 34.0 0.5 max - 0.02 max

ASTM B366 Monel 400 Butt Weld Pipe Fittings Mechanical Properties :-

Density Melting Point Tensile Strength Yield Strength (0.2% offset) Elongation
8.8 g/cm³ 1350 °C (2460 °F) Psi – 80,000 , MPa – 550 Psi – 35,000 , MPa – 240 40 %
Types of Monel 400 Flanges Fittings:-
▪ Monel 400 Flanges Stockholder in Egypt ▪ Monel 400 Square Flanges Manufacturer in India
▪ Monel Alloy 400 Din Standard Flanges Exporter ▪ ANSI B16.5 Monel 400 Flat Flanges Exporter
▪ Monel UNS N02400 ANSI standard Flanges ▪ Monel Alloy 400 BLRF Flanges Supplier in Chile
▪ Monel DIN 2.4360 Plate Flanges in Tanzania ▪ Monel Alloy 400 Orifice Flanges in Nigeria
▪ Monel JIS NW 4400 Slip on Flanges Supplier ▪ Monel 400 Raised face Flanges in Ethiopia
▪ Monel Alloy 400 Lap joint Flanges Stockiest ▪ Monel Alloy 400 Welding Neck Flanges
▪ ASME SB 564 Monel 400 Reducing Flanges in Zambia ▪ Monel Alloy 400 SORF Flanges Traders in Peru
▪ ASTM B 564 Monel 400 Blind Flanges in Madagascar ▪ Monel 400 Pipe Flanges in South Africa
▪ B564 Monel 400 Alloy Screwed Flanges Trader in Libya ▪ Monel Alloy 400 Forged Flanges in Ghana
▪ Monel Alloy 400 Industrial Flanges in Algeria ▪ Monel 400 ASTM B564 Spectacle Flanges
▪ Monel 400 Ring Type Joint Flanges in Africa ▪ Monel 400 Socket Weld Flanges in Brazil

High-Performance Monel 400 RTJ Flanges

Sunrise Industries supplies Monel 400 ring type joint (RTJ) flanges designed for high-pressure and high-temperature environments. RTJ flanges feature a precision-machined groove that accommodates a metal ring gasket, ensuring a secure and leak-proof seal. Made from UNS N04400 alloy, these flanges offer superior resistance to aggressive chemicals, seawater, and extreme operational conditions. They are ideal for petrochemical refineries, offshore platforms, and chemical processing plants. We manufacture RTJ flanges in accordance with ASTM B564 and ASME B16.5 specifications, ensuring perfect fit and reliable performance. Available in a wide range of sizes and pressure ratings, our products are trusted globally for their quality and durability.
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Custom Monel 400 Flange Solutions

At Sunrise Industries, we understand that every project has unique requirements. That’s why we offer custom-fabricated Monel 400 flanges in various designs, including slip-on, weld neck, socket weld, blind, threaded, spectacle, and RTJ. Manufactured from high-quality UNS N04400 alloy, our flanges deliver outstanding corrosion resistance, high strength, and durability in extreme environments. Whether for marine, oil & gas, chemical, or power generation industries, our engineering team ensures precise manufacturing and quality testing for every order. We supply both standard and non-standard sizes, offering competitive prices without compromising on quality. Our global distribution network ensures timely delivery to clients worldwide.

As your one-stop manufacturing partner, Sunrise Industries maintains a complete inventory of ready-to-sell raw materials alongside custom parts fabrication and full engineering services. From prototyping to production, we provide everything at a single location—serving all industrial sectors and transforming manufacturing value chains.

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