ASTM B564 Monel K500 Forged Fittings are premium nickel-copper alloy components designed for high- pressure and highly corrosive environments. At Solitaire Fittings, we manufacture and supply precision- engineered Monel K500 Forged Fittings that comply with international standards and are widely used in oil & gas, offshore, marine, power generation, and chemical industries.

Manufactured from Monel Alloy 400 (UNS N04400), these forged fittings are produced according to ASTM B564 (also known as ASME SB564), ensuring strict compliance with international quality and performance standards

As a reliable Monel 400 Forged Fittings Manufacturer and Supplier, we provide precision-engineered solutions for critical industrial piping systems across India and global markets.

Understanding ASTM B564 Monel K500 (UNS N05500)

ASTM B564 covers nickel alloy forgings including Monel K500 (UNS N05500). The equivalent ASME specification is ASME SB564. Monel K500 is a precipitation-hardened nickel-copper alloy with added aluminum and titanium. Compared to Monel 400, it provides:

  • Significantly higher tensile and yield strength
  • Excellent resistance to seawater and marine corrosion
  • Superior resistance to stress corrosion cracking
  • Excellent fatigue and wear resistance
  • Non-magnetic behavior even at low temperatures

Because of these properties, Monel K500 is frequently selected for offshore and subsea applications where failure is not an option.

Understanding ASTM B366 and ASME SB366 Standards

The ASTM B366 specification is issued by ASTM International and covers factory-made wrought nickel alloy fittings, including Monel 400. The equivalent ASME SB366 standard is published by ASME. These standards make sure that:

  • The chemical composition of the alloy is correct
  • The mechanical properties meet required strength levels
  • The fittings are manufactured and tested properly
  • The products are suitable for pressure and critical service piping

So, when you choose ASTM B366 Monel 400 Buttweld Fittings, you’re choosing components that meet globally accepted quality and safety requirements.

Range of Monel K500 Forged Fittings We Supply

We manufacture a complete range of Monel Alloy K500 Forged Steel Fittings in both socketweld and threaded configurations.

➤ Monel K500 Forged Elbow

We are a trusted Stockist of Alloy K500 Forged Elbow, offering:

  • 45° Elbow
  • 90° Elbow
  • 180° Elbow

We are especially known for supplying Monel K500 Forged 90 Deg Screwed Threaded Elbow in Mumbai, India for compact high-pressure piping layouts.

➤ Monel UNS N05500 Socket Weld Cap

Our Monel UNS N05500 Socket Weld Cap is used to seal pipe ends securely in high-pressure systems, ensuring leak-proof closure.

➤ ASME SB564 Monel K500 Socket Weld Cross

The ASME SB564 Monel K500 Socket Weld Cross connects four pipe sections at right angles and is commonly used in instrumentation and hydraulic systems.

➤ Monel K500 Socket Weld Union

As a reliable Monel K500 Socket Weld Union Exporter, we provide unions that allow easy dismantling for maintenance without cutting the pipeline.

➤ Threaded & Screwed Forged Fittings

Threaded fittings are widely used in small-bore high-pressure systems:

  • Threaded Elbow
  • Threaded Tee
  • Threaded Coupling
  • Threaded Cap
  • Threaded Cross

Our Monel K500 Socket Weld Forged Fittings and threaded fittings are machined with precise threads as per ASME B16.11 standards.

Technical Specifications – ASTM B564 Monel 400 Forged Fittings

Specification Details
Material Grade Monel 400 / Alloy 400
UNS Number UNS N04400
Standard ASTM B564 / ASME SB564
Fitting Standard ANSI B16.11
Pressure Class 2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS
Type Socket Weld & Threaded
Size Range 1/8” NB to 4” NB
Form Elbow, Tee, Coupling, Union, Cap, Plug
Manufacturing Method Hot Forged & Machined
Testing PMI, Hydro Test, Mechanical & Chemical Testing
Certification Mill Test Certificate (EN 10204 3.1)

Chemical Composition of Monel Alloy 400 (UNS N04400)

Element Percentage (%)
Nickel (Ni) 63.0 min
Copper (Cu) 28.0 – 34.0
Iron (Fe) 2.5 max
Manganese (Mn) 2.0 max
Carbon (C) 0.3 max
Silicon (Si) 0.5 max
Sulfur (S) 0.024 max

Mechanical Properties of Alloy 400 Forged Fittings

Property Value
Tensile Strength 550 MPa (min)
Yield Strength 240 MPa (min)
Elongation 35% (min)
Hardness 65–80 HRB

These mechanical properties make ASME SB564 400 Monel Forged Fittings suitable for high-pressure and temperature-sensitive applications.

Socket Weld vs Threaded Monel K500 Forged Fittings

Feature Socket Weld Threaded
Strength Higher Moderate
Leak Risk Very Low Low
Installation Welding Required No Welding
Ideal Use High Pressure Small Bore Systems

Real-World Applications of ASTM B564 Monel K500 Forged Fittings

Based on our project supply experience, these fittings are widely used in:

  • Offshore oil & gas platforms
  • Subsea equipment
  • Marine engineering
  • Pump shafts and valve components
  • Chemical processing plants
  • Power generation systems
  • Sour gas and H₂S environments

Monel K500 performs exceptionally well in seawater, making it ideal for marine hardware and offshore structural components.

Why Choose Us as Your Monel K500 Forged Fittings Supplier?

We focus on:

  • Material authenticity
  • Strict compliance with ASTM & ASME standards
  • Ready stock for urgent requirements
  • Competitive pricing
  • Timely global delivery
  • Transparent documentation

As a professional Monel K500 Forged Fittings Supplier & Manufacturer, we combine technical knowledge, practical experience, and strict quality standards to support mission-critical projects.

Trusted Source for Monel K500 Forged 90 Deg Screwed Threaded Elbow in Mumbai, India

ASTM B564 Monel K500 Forged Fittings offer the perfect combination of strength, corrosion resistance, and durability for demanding industries. Whether you need Monel UNS N05500 Socket Weld Cap, ASME SB564 Monel K500 Socket Weld Cross, or Monel K500 Forged 90 Deg Screwed Threaded Elbow in Mumbai, India, we are equipped to meet your exact technical and commercial requirements.

For technical assistance, pricing, or bulk inquiries, contact our team today. We are ready to support your next high-performance piping project.


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