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Monel 400 UNS N04400 Nickel Alloy Seamless Forged Ring Corrosion Resistant for Marine Chemical Equipment

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Monel 400 UNS N04400 Nickel Alloy Seamless Forged Ring Corrosion Resistant for Marine Chemical Equipment

Monel 400 UNS N04400 Nickel Alloy Seamless Forged Ring Corrosion Resistant for Marine Chemical Equipment
Monel 400 UNS N04400 Nickel Alloy Seamless Forged Ring Corrosion Resistant for Marine Chemical Equipment Monel 400 UNS N04400 Nickel Alloy Seamless Forged Ring Corrosion Resistant for Marine Chemical Equipment

Large Image :  Monel 400 UNS N04400 Nickel Alloy Seamless Forged Ring Corrosion Resistant for Marine Chemical Equipment

Product Details:
Place of Origin: China
Certification: ISO 9001:2015
Model Number: Monel 400 Forging Ring
Payment & Shipping Terms:
Packaging Details: Standard Export Package
Delivery Time: 7-15 working days for stock, 25-45 days for production
Payment Terms: T/T
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Monel 400 UNS N04400 Nickel Alloy Seamless Forged Ring Corrosion Resistant for Marine Chemical Equipment

Description
Material Grade: Monel 400 (UNS N04400) Outer Diameter: 50-2000 Mm
Inner Diameter: 30-1800 Mm Thickness: 10-500 Mm
Weight: 1-5000 Kg Density: 8.80 G/cm³
Tensile Strength: ≥483 MPa Yield Strength: ≥172 MPa
Elongation: ≥35% Hardness: ≤35 HRB
Melting Point: 1300-1350°C
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Corrosion Resistant Nickel Alloy Ring

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Monel 400 Seamless Forged Ring

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UNS N04400 Marine Grade Forging

Product Overview

Our Monel 400 Forging Rings are precision-engineered from premium UNS N04400 nickel-copper alloy, delivering outstanding corrosion resistance across a wide range of aggressive environments. Monel 400 is renowned for its exceptional resistance to seawater, hydrofluoric acid, sulfuric acid, and alkaline media, making it the material of choice for critical marine, chemical processing, and offshore applications.

Each forging ring undergoes a rigorous seamless hot forging process, followed by solution annealing and precision machining to ensure superior structural integrity, uniform grain structure, and dimensional accuracy. With tensile strength exceeding 550 MPa and yield strength above 240 MPa, these rings provide reliable long-term performance under demanding operating conditions.

Monel 400 UNS N04400 Nickel Alloy Seamless Forged Ring Corrosion Resistant for Marine Chemical Equipment

Key Features & Advantages

Superior Corrosion Resistance
Excellent performance in seawater, acids, alkalis, and chloride environments
High Strength & Durability
Tensile strength ≥483 MPa, yield strength ≥172 MPa with 35% elongation
Seamless Forged Construction
Hot forged with uniform grain flow for maximum structural integrity
Wide Dimensional Range
Customizable to your exact specifications
Non-Magnetic Properties
Ideal for sensitive electronic and instrumentation applications
ISO 9001:2015 Certified
Full material traceability with mill test certificates (MTC EN 10204 3.1)

Technical Specifications

Parameter Specification
Material Grade Monel 400 / UNS N04400 / W.Nr. 2.4360
Chemical Composition Ni 63.0% min, Cu 28.0-34.0%, Fe 2.5% max, Mn 2.0% max, Si 0.5% max, C 0.3% max, S 0.024% max
Density 8.80 g/cm³
Tensile Strength ≥ 483 MPa 
Yield Strength (0.2% Offset) ≥ 172 MPa 
Elongation ≥ 35% 
Hardness ≤ 35 HRB
Melting Point 1300 - 1350 °C
Manufacturing Process Hot Forging + Solution Annealing + Precision Machining
Testing & Inspection UT (Ultrasonic Testing), PT (Penetrant Testing), Chemical Analysis, Mechanical Testing, Dimensional Inspection

Typical Applications

Marine Engineering

Seawater piping systems, pump shafts, propeller components, and marine fasteners

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Chemical Processing

Heat exchangers, reactor vessels, distillation columns, and acid handling equipment

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Oil & Gas Offshore

Valve bodies, wellhead components, subsea flanges, and downhole tools

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Power Generation

Steam turbine seals, boiler feedwater components, and condenser tube sheets

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Aerospace

Aircraft exhaust manifolds, fuel system rings, and hydraulic components

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Desalination Plants

Brine heater rings, evaporator shells, and multi-stage flash components

Quality Assurance & Certification

Every Monel 400 forging ring we deliver comes with full material traceability and comprehensive quality documentation:

  • Mill Test Certificate (MTC) conforming to EN 10204 3.1 standard
  • Chemical Composition Analysis via optical emission spectrometry (OES)
  • Mechanical Property Testing — tensile, yield, elongation, and hardness
  • Non-Destructive Testing (NDT) — Ultrasonic Testing (UT) per ASTM A388, Penetrant Testing (PT) per ASTM E165
  • Dimensional Inspection Report with full dimensional conformance check
  • ISO 9001:2015 certified manufacturing facility with annual third-party audits

Why Choose Our Monel 400 Forging Rings?

🔹 20+ years of nickel alloy forging expertise
🔹 Custom dimensions available upon request
🔹 Fast lead times with global shipping
🔹 Competitive factory-direct pricing
🔹 Dedicated technical support team
🔹 Small batch orders welcome (MOQ:1 PC)

📩 Contact us today for a customized quotation and free material consultation!

Contact Details
Hunan Dinghan New Material Technology Co., LTD

Contact Person: Alice He

Tel: 0086-19067103413

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