ASTM B366 Nickel Alloy 201 Buttweld Fittings are widely used in industries that demand high purity, excellent corrosion resistance, and dependable performance at elevated temperatures. These fittings are manufactured from Nickel Alloy 201 (UNS N02201), a low-carbon nickel alloy specifically designed to avoid intergranular corrosion during high-temperature service and welding.

As a trusted Nickel Alloy 201 Buttweld Fittings Manufacturer & supplier in India, we offer a complete range of Nickel Alloy 201 butt weld fittings manufactured in compliance with ASTM B366, ANSI B16.9, and ASME B16.28 standards. Our fittings ensure strong welded joints, smooth flow, and long service life even in aggressive operating conditions.

What Are ASTM B366 Nickel Alloy 201 Buttweld Fittings?

ASTM B366 201 Nickel Alloy Buttweld Fittings are pipe fittings designed to be welded directly to pipes using a full-penetration butt weld. This type of joint eliminates weak points, reduces pressure drop, and improves system reliability.

Nickel Alloy 201 is the preferred grade for high-temperature applications compared to Nickel 200 because its very low carbon content prevents carbide precipitation in the heat-affected zone after welding.

Key Features of Nickel Alloy 201
  • Excellent resistance to alkalis and caustic solutions
  • Outstanding stability at high operating temperatures
  • Very good thermal and electrical conductivity
  • High resistance to intergranular corrosion
  • High purity nickel content (≥ 99%)

These properties make UNS N02201 Buttweld Fittings ideal for critical industrial piping systems.

Range of ASTM B366 Nickel Alloy 201 Buttweld Fittings

We manufacture and supply a comprehensive range of ASTM B366 201 Nickel Alloy Welded Pipe Fittings in all standard and customized configurations.

➤ Nickel Alloy 201 Elbow

As a reliable Nickel Alloy 201 Elbow Dealer in India, we offer:

  • 45° Elbow
  • 90° Elbow
  • Long Radius Elbow (ANSI B16.9)
  • Short Radius Elbow (ASME B16.28)

These elbows help change flow direction while maintaining uniform pressure.

➤ Nickel Alloy 201 Reducer

Our ANSI B16.9 Nickel Alloy 201 Reducer range includes:

  • Concentric Reducer
  • Eccentric Reducer

Reducers are used to connect pipelines of different diameters efficiently.

➤ Nickel Alloy 201 Tee

Used for flow distribution, available as:

  • Equal Tee
  • Reducing Tee

➤ Nickel Alloy 201 End Pipe Cap

We are also a trusted Nickel 201 End Pipe Cap Manufacturer, supplying:

  • ANSI B16.9 Alloy 201 Pipe Cap Exporter grade products
  • Precision-formed caps for safe pipe termination

➤ Additional Butt Weld Fittings

  • Cross
  • Stub Ends
  • Pipe Bends
  • Custom fabricated fittings as per drawings

All fittings are supplied as UNS N02201 Buttweld Fittings with full traceability.

Applications of Nickel Alloy 201 Buttweld Fittings

Because of their purity and performance, ASTM B366 Nickel Alloy 201 Buttweld Fittings are widely used in:

  • Chemical processing plants
  • Petrochemical and oil & gas industries
  • Heat exchangers and condensers
  • Power generation units
  • Pharmaceutical and food processing plants
  • Caustic soda and alkali handling systems
  • Electronics and aerospace industries

These fittings are chosen where long service life and minimal maintenance are critical.

Standards, Grades & Product Overview – ASTM B366 Nickel Alloy 201 Buttweld Fittings

Standard / Specification Details
ASTM Specification ASTM B366
Dimensional Standards ANSI B16.9, ASME B16.28
Material Grade Nickel Alloy 201
UNS Number UNS N02201
Nickel Grades Supported Nickel UNS N02200 / N02201
Manufacturing Type Seamless & Welded
Heat Treatment As per ASTM requirements

Chemical Composition of Nickel Alloy 201 (UNS N02201)

Element Percentage
Nickel (Ni) 99.0 min
Carbon (C) 0.02 max
Iron (Fe) 0.40 max
Manganese (Mn) 0.35 max
Silicon (Si) 0.35 max
Sulfur (S) 0.01 max
Copper (Cu) 0.25 max

Mechanical Properties of Nickel Alloy 201

Property Value
Tensile Strength 380 MPa (min)
Yield Strength (0.2% Offset) 103 MPa (min)
Elongation 40% (min)
Density 8.89 g/cm³
Melting Point 1435°C
Modulus of Elasticity 207 GPa

Nickel Alloy 201 Buttweld Fittings Manufacturer & Supplier in India

ASTM B366 Nickel Alloy 201 Buttweld Fittings offer the perfect balance of purity, corrosion resistance, and high-temperature performance. With precise chemical composition, excellent mechanical properties, and compliance with global standards, these fittings ensure safe, durable, and efficient piping systems.

If you are looking for a dependable Nickel Alloy 201 Buttweld Fittings Manufacturer & supplier in India, we deliver consistent quality, technical expertise, and industry-trusted solutions.


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