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Monel Flanges

Stainless Steel Seamless Pipes
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Monel Flanges Manufacturer & Exporter | Monel 400 / K500 Flanges Supplier

Monel Flanges Manufacturer, Supplier & Global Exporter

Purchase Monel 400 and K500 flanges from the leading manufacturer, STAINLESS INDIA. We offer ASTM B564 slip-on, weld neck, blind, threaded, and RTJ flanges. Global shipping is available along with test certificates.

STAINLESS INDIA is a reputable manufacturer, stockist, and exporter of Monel Flanges, providing high-quality Monel 400 and Monel K500 flanges suitable for high-corrosion, high-temperature, and offshore applications. Our flanges are engineered to provide exceptional mechanical strength and outstanding resistance to seawater, acids, alkaline solutions, and hydrofluoric environments.

All flanges are produced in compliance with ASTM B564, ASME B16.5, B16.47, and B16.48 standards, guaranteeing international quality and precise dimensional accuracy.

Product Range

Types of Monel Flanges We Manufacture

Weld Neck Flanges

Designed for pipelines operating under high pressure and high temperature with a long tapered hub.

Slip-On Flanges

Facilitates easy installation, suitable for low to medium pressure applications and easy alignment.

Blind Flanges

Employed to seal the end of pipelines, valves, or pressure vessel openings to prevent flow.

Lap Joint Flanges

Utilized in situations where frequent disassembly is required for inspection or cleaning.

Threaded & Socket Weld

No-weld options for explosive environments and specialized small-diameter high-pressure systems.

Spectacle Blinds

Used for flow measurement and reliable isolation of pipeline sections during maintenance.

Available Grades

Family Grade Specifications & Features
Monel 400
UNS N04400 ASTM B564 WERKSTOFF NR. 2.4360

Excellent resistance to seawater and steam at high temperatures. Widely used for standard chemical and marine applications.

Monel K500
UNS N05500 Age-Hardened High Tensile Strength

Offers the same corrosion resistance as 400 but with increased strength and hardness through age-hardening. Ideal for high-stress components.

Technical Specifications

Size Range ½” to 48” (DN15–DN1200)
Standards ASTM B564 / ASME SB564 | Dimensions: ANSI B16.5, B16.47 Series A & B, DIN, EN, BS
Pressure Ratings Class 150#, 300#, 600#, 900#, 1500#, 2500# (PN6 to PN400)
Face Types Raised Face (RF), Flat Face (FF), Ring-Type Joint (RTJ)
Certifications EN 10204 3.1 / 3.2 MTC NACE MR0175 Third Party (SGS, BV, TUV)
Technical Superiority

Key Features

Seawater Specialist

Exceptional resistance to seawater and salt-laden environments, ideal for offshore use.

Enhanced Hardness

High strength and superior hardness, particularly in Monel K500 grade variants.

Thermal Stability

Retains structural integrity and stability even at significantly elevated temperatures.

Corrosion Mastery

Remarkable resistance in both acidic and alkaline industrial conditions.

Precision Machining

Manufactured to precise tolerances for optimal fit and compatibility with global systems.

Mechanical Impact

Excellent mechanical and impact characteristics for extended service life in harsh settings.

Professional Summary

Our Monel 400 & K500 Flanges are precision-engineered to provide outstanding corrosion resistance, long-lasting durability, and exceptional strength in challenging industrial settings. Equipped with advanced manufacturing facilities and international export capabilities, we stand as one of the most dependable suppliers of Monel flanges globally.

ISO Certified
Quality

Industries & Applications

Marine & Offshore Engineering
Oil & Gas Refineries
Heat Exchangers & Condensers
Chemical & Petrochemical
Power Generation
Shipbuilding & Pumps
Pharmaceutical & Food

Documents Provided

  • Mill Test Certificate (EN 10204 3.1 / 3.2)
  • 100% Quality Inspection Reports
  • ISO 9001:2015 & PED Documentation
  • Export-Quality Packing & Invoice
  • Raw Material Origin Certificates
Our Advantage

Why Choose STAINLESS INDIA for Monel Flanges?

Certified Quality

ISO 9001:2015 and PED certified manufacturer ensuring 100% tested products.

Global Distribution

Reliable supply chain exporting to over 70 countries with secure export packaging.

Extensive Stock

Huge ready stock of Monel 400 & K500 flanges available for immediate dispatch.

Competitive Pricing

Best-in-market pricing structure with flexible minimum order quantities (MOQ).

Swift Delivery

Advanced manufacturing facilities ensure rapid turnaround times for critical projects.

Custom Fabrication

Custom manufacturing services available according to specific project blueprints.

Frequently Asked Questions – Monel Flanges

Monel flanges are utilized in marine settings, oil and gas refineries, chemical manufacturing facilities, and offshore operations due to their remarkable resistance to seawater, acids, and corrosive substances. They are particularly suitable for pipelines that demand high strength and resistance to corrosion.

Monel 400: Provides excellent resistance to corrosion, making it suitable for seawater and chemical environments.
Monel K500: Delivers enhanced strength, hardness, and toughness owing to the incorporation of titanium and aluminum. K500 is favored for high-pressure applications, whereas 400 is optimal for general corrosion resistance.

Indeed. Monel 400 and K500 flanges exhibit exceptional resistance to saltwater, acids, alkaline solutions, and hydrofluoric environments, rendering them ideal for marine and chemical processing applications.

Certainly. We can produce Monel flanges according to your specific designs, drawings, and pressure specifications to meet unique project requirements.

Yes. We provide inspection services by SGS, TUV, BV, Lloyds, and other organizations upon client request. These are often required for high-temperature and high-corrosion environments like offshore platforms and aerospace applications.

Type of Monel Flanges Available

Monel Flanges Manufacturer Monel 400 Flanges Supplier Monel K500 Flanges Exporter
Monel Alloy Flanges Monel Flanges Stockist Corrosion-resistant Monel flanges
Monel threaded flange supplier Monel RTJ flange India Monel blind flange stockist
Monel pipe flange distributor Monel flanges for marine application ASTM B564 Monel flanges

Global Export Network

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

All Shipments Include:
  • Packing List
  • Invoice
  • MTC 3.1 / 3.2
  • Third-Party Inspection (TUV/LR/BV) if required
  • Heat Number Traceability

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