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Monel Fasteners

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Monel Fasteners | Monel 400 & Monel K500 Fasteners Manufacturer, Supplier & Exporter

Monel Fasteners Manufacturer, Supplier & Global Exporter
ASTM F467 / F468 • Monel 400 • Monel K500

STAINLESS INDIA stands as a prominent manufacturer, stockist, and exporter of Monel Fasteners, providing top-quality Bolts, Nuts, Screws, Washers, Stud Bolts, and Threaded Rods in Monel 400 and Monel K500.

Monel Fasteners are high-performance, corrosion-resistant fastening components crafted from nickel-copper alloys, specifically Monel 400 (UNS N04400) and Monel K500 (UNS N05500). Renowned for their exceptional strength and remarkable resistance to seawater, acids, alkalis, and high-temperature conditions, Monel fasteners find extensive application in marine engineering, oil and gas, chemical processing, and offshore industries.

We are a leading manufacturer and global exporter of ASTM F467 / F468 Monel Fasteners, delivering high-performance corrosion-resistant fasteners in Monel 400 and K500 for rigorous industrial applications across the globe.

Product Range

Types of Monel Fasteners We Manufacture

Monel Bolts

Hex Bolts, Heavy Hex, U Bolts, Eye Bolts, and Anchor Bolts for heavy-duty structural applications.

Monel Nuts

Hex Nuts, Lock Nuts, Nylock Nuts, and Heavy Hex Nuts designed for secure fastening.

Monel Screws

Machine Screws, Socket Head Screws, and Self-Tapping Screws for precise assembly needs.

Monel Washers

Flat Washers, Spring Washers, and Belleville Washers to distribute load and prevent loosening.

Stud Bolts

Fully Threaded, Double-End, and Tap-End Studs for high-pressure flange connections.

Threaded Rods

Metric and UNC Threaded Bars available in long lengths for custom bracing and support.

Available Grades

Grade Family Specifications & Key Features
Monel 400
UNS N04400 2.4360 High Corrosion Resistance

Outstanding resistance to seawater and steam up to 550°C. Highly resistant to pitting and stress corrosion cracking.

Monel K500
UNS N05500 2.4375 Age-Hardened

An age-hardened variant of Monel 400, offering significantly higher strength, toughness, and hardness for demanding environments.

Technical Specifications

Size Range Metric: M3 – M100 | Imperial: 3/16” – 4”
Standards ASTM F467 (Nuts), ASTM F468 (Bolts/Studs/Screws), ASTM B164/B865, DIN, ISO, JIS
Thread Types Metric, UNC, UNF, BSW, and Custom Threads
Finish / Coating Self-finished, PTFE, Zinc-coated, Nickel Plated
Testing & Analysis PMI, Hardness, UT, NDT, Tensile, IGC, Salt Spray Testing
Certifications EN 10204 3.1 / 3.2 NACE MR0175 PED / IBR Approved
Technical Superiority

Key Features

Marine Excellence

Exceptional resistance to seawater, brine, and salt-laden marine environments.

Corrosion Mastery

Outstanding resistance to acids, alkalis, and organic solvents compared to steel.

High Durability

Remarkable strength in extreme conditions with high resistance to stress cracking.

Safety Optimized

Non-magnetic and spark-resistant properties, ideal for critical explosive-safe zones.

Monel K500 Strength

Age-hardening process provides significantly increased hardness and mechanical toughness.

Extended Life

Significantly longer operational lifespan in harsh settings compared to stainless steel.

Industries & Applications

Marine & Offshore Engineering
Oil & Gas Refineries
Petrochemical Plants
Chemical Processing Units
Shipbuilding Industry
Heat Exchangers & Condensers
Pumps, Valves & Fittings
Aerospace & Defense

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 Fasteners?

Certified Quality

ISO 9001:2015 and PED certified manufacturer with 100% in-house quality testing.

CNC Precision

In-house manufacturing using advanced CNC precision for tailor-made specifications.

Global Reach

Successfully distributing high-grade fasteners to over 70 countries worldwide.

Rapid Delivery

Extensive ready stock and export-quality packaging ensures timely international delivery.

Custom Solutions

Manufacturing custom fasteners strictly according to client blueprints and needs.

Frequently Asked Questions – Monel Fasteners

Monel fasteners are employed in marine settings, chemical processing facilities, oil and gas refineries, offshore constructions, and industrial systems that experience high levels of corrosion. Their remarkable resistance to seawater and harsh chemicals renders them suitable for demanding applications.

Monel 400: Offers excellent resistance to corrosion, possesses good strength, and is ideal for exposure to seawater and chemicals.
Monel K500: A precipitation-hardened alloy that provides enhanced strength, toughness, and wear resistance while retaining the same corrosion resistance as Monel 400. K500 is favoured for applications involving high pressure and stress.

Indeed. Monel fasteners exhibit exceptional resistance to seawater, acidic solutions, alkaline substances, and hydrofluoric acid, making them among the most corrosion-resistant fastener materials available. They perform remarkably well even in submerged and offshore environments.

Yes. Monel 400 fasteners are generally non-magnetic and spark-resistant, making them suitable for critical applications in electronic, aerospace, and safety-sensitive environments.

Yes. We can manufacture fasteners according to your specific blueprints, drawings, or specifications, accommodating any thread type and size requirement for your project.

Certainly. We offer third-party inspection services through reputed organizations like SGS, BV, TUV, DNV, and Lloyd’s to ensure the highest quality standards are met.

Type of Monel Fasteners Available

Monel Fasteners Manufacturer Monel 400 Fasteners Supplier Monel K500 Fasteners Exporter
ASTM F467 / F468 Monel Fasteners Monel Bolts, Nuts & Screws Monel Anchor Bolts Distributor
Monel Fasteners for Chemical Plants Monel Heavy Hex Bolts Supplier Marine-Grade Monel Fasteners
Non-Magnetic Monel Nuts & Bolts Corrosion-Resistant Monel Screws Monel K500 Threaded Rod Supplier
Monel 400 Bolts & Nuts Exporter ASTM F467 Monel Fasteners Inconel & Monel Fasteners Stockist

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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