Kanakratna Steelage Private Limited

Introduction

Inconel 660A wire is a high-performance nickel-chromium-iron alloy wire renowned for its exceptional corrosion resistance, oxidation stability, and high-temperature strength. This wire is widely used in industrial heating elements, aerospace, chemical processing, and power generation applications.

The Inconel 660A grade (sometimes referenced as UNS N06660) is part of the nickel-chromium superalloy family, designed to withstand oxidizing and reducing environments, high temperatures, and mechanical stresses. Its unique combination of mechanical properties and corrosion resistance makes it ideal for resistive heating, furnace components, and high-temperature springs.

 

Wire form allows Inconel 660A to be used in precision applications, including resistive heating coils, high-temperature fasteners, and intricate industrial components, where both performance and flexibility are critical.

Chemical Composition

The chemical composition of Inconel 660A wire is carefully controlled to ensure optimal corrosion resistance and mechanical properties:

 

Mechanical Properties  Physical Properties Heat Treatment

• Annealing: 1,050 – 1,100°C to relieve stress and improve ductility.

• Tempering: Optional for higher strength and creep resistance.

• Cooling: Rapid cooling to retain uniform microstructure.

 Testing & Quality Assurance

1. Chemical Analysis: Spectrometry ensures UNS N06660 compliance.

2. Mechanical Testing: Tensile, elongation, hardness, and impact tests.

3. Non-Destructive Testing: Ultrasonic or eddy current testing for continuity.

4. Corrosion Testing: High-temperature and acid resistance tests.

5. Dimensional Inspection: Ensures diameter consistency and surface quality.

Packaging & Supply

• Packaging: Coiled in spools, steel-strapped, or wooden crates.

• Surface Protection: VCI paper, anti-rust oil, or polyethylene wrap.

• Marking: Alloy grade, heat number, diameter, manufacturer.

• Delivery Condition: Annealed, tempered, or as-drawn per customer specification.

Additional Information:

• Production Capacity: 50 TONS
• Delivery Time: READY STOCK
• Packaging Details: The packaging of the product is done using an effective method of packaging. It all includes- • Shrink-wrapping • Bubble wrapping • Carton boxes • Wooden crates/pallets/boxes

 Introduction

Inconel A-286 pipe is a high-strength, iron-nickel-chromium alloy pipe known for its excellent mechanical strength, oxidation resistance, and corrosion resistance at elevated temperatures. The material belongs to the age-hardenable precipitation-hardened nickel-iron-chromium superalloy family, making it ideal for high-temperature and high-pressure applications.

These pipes are widely used in industries such as aerospace, power generation, chemical processing, and petrochemical industries, where operating conditions can exceed 700°C and involve oxidizing or corrosive environments. Inconel A-286 pipes are preferred for critical structural components, turbine parts, pressure vessels, and heat exchangers.

 

The combination of high strength, oxidation stability, and corrosion resistance allows Inconel A-286 pipes to maintain dimensional integrity and performance over prolonged periods. This makes them a preferred material in applications where reliability, safety, and durability are critical.

 Chemical Composition

The chemical composition of Inconel A-286 pipes is carefully controlled to provide optimal mechanical properties and corrosion resistance:

 

Mechanical Properties  Physical Properties Heat Treatment

• Solution Annealing: 1,040 – 1,060 °C followed by water quenching.

• Aging / Precipitation Hardening: 700 – 760 °C for 4–8 hours to enhance strength and creep resistance.

• Proper heat treatment ensures maximum performance and long-term reliability.

Testing & Quality Assurance

1. Chemical Analysis: Spectrometry ensures UNS S66286 compliance.

2. Mechanical Testing: Tensile, hardness, impact, and creep tests.

3. Non-Destructive Testing (NDT): Ultrasonic, radiography, and dye penetrant inspections.

4. Corrosion Testing: Oxidation and acid resistance tests.

5. Dimensional Inspection: OD, wall thickness, length, straightness, and surface finish.

Additional Information:

• Production Capacity: 10 Tons
• Delivery Time: Ready Stock
• Packaging Details: The packaging of the product is done using an effective method of packaging. It all includes- • Shrink-wrapping • Bubble wrapping • Carton boxes • Wooden crates/pallets/boxes Surface Protection: Anti-rust oil, polyethylene wrap, or VCI paper. Marking: Grade, heat number, size, and manufacturer. Delivery Condition: Annealed, aged, or polished according to customer specifications.

Introduction

Inconel Alloy A-286 bar (660A) (UNS S66286) is a high-performance nickel-iron-chromium superalloy designed for high-temperature, high-strength, and corrosion-resistant applications. This alloy is age-hardenable (precipitation hardenable) and exhibits excellent mechanical properties at elevated temperatures, making it suitable for critical aerospace, power generation, chemical processing, and petrochemical applications.

 

The bar form is widely used for structural components, shafts, fasteners, turbine components, and high-stress machinery parts. Its superior strength, creep resistance, and corrosion resistance make it ideal for high-temperature environments up to 700°C.

Chemical Composition

The chemical composition of Inconel A-286 bar (660A) ensures mechanical strength, corrosion resistance, and thermal stability:

 

 Mechanical Properties

Inconel A-286 bars are known for their high strength, excellent creep resistance, and durability at elevated temperatures:

 Physical Properties Heat Treatment

• Solution Annealing: 1,040 – 1,060°C followed by rapid quenching.

• Precipitation Aging: 700 – 760°C for 4–8 hours to maximize strength and creep resistance.

• Heat treatment ensures maximum performance, corrosion resistance, and dimensional stability.

Testing & Quality Assurance

1. Chemical Analysis: Spectrometry to confirm UNS S66286 compliance.

2. Mechanical Testing: Tensile, yield, elongation, hardness, and impact tests.

3. Non-Destructive Testing (NDT): Ultrasonic, radiography, and dye penetrant inspection.

4. Corrosion Testing: High-temperature oxidation and acid resistance tests.

5. Dimensional Inspection: Diameter, length, straightness, and surface finish verification.

Additional Information:

• Production Capacity: IN TONS
• Delivery Time: READY STOCK
• Packaging Details: The packaging of the product is done using an effective method of packaging. It all includes- • Shrink-wrapping • Bubble wrapping • Carton boxes • Wooden crates/pallets/boxes

Introduction

Alloy A-286 (UNS S66286 / ASTM A453 Grade 660) is an iron-nickel-chromium-based austenitic superalloy designed for applications requiring high strength and corrosion resistance at elevated temperatures up to 704 °C (1300 °F). With additions of molybdenum, titanium, and vanadium, the alloy achieves excellent creep resistance, oxidation resistance, and tensile strength.

When fabricated into fittings, Alloy A-286 is used for connecting, branching, and redirecting piping systems in demanding environments such as aerospace engines, gas turbines, oil refineries, power plants, and nuclear reactors.

Alloy A-286 fittings are ideal for service in oxidizing atmospheres, high-pressure conditions, and high-temperature cyclic environments where other stainless steels or nickel alloys may fail.

Chemical Composition (Typical %)

 

• Nickel (Ni): 24 – 27

• Chromium (Cr): 13.5 – 16

• Iron (Fe): Balance

• Molybdenum (Mo): 1 – 1.5

• Titanium (Ti): 1.9 – 2.35

• Vanadium (V): 0.1 – 0.5

• Manganese (Mn): ≤ 2

• Silicon (Si): ≤ 1

• Carbon (C): ≤ 0.08

• Boron (B): 0.003 – 0.01

 Key Properties

• Tensile Strength: ~ 130 ksi (896 MPa)

• Yield Strength: ~ 85 ksi (586 MPa)

• Density: 7.93 g/cm³

• Melting Point: 1370 – 1430 °C

• Modulus of Elasticity: 200 GPa

• Hardness: ~ 248 HB

Mechanical Properties of Alloy A-286 Fittings

Additional Information:

• Production Capacity: IN TONS
• Delivery Time: READY STOCK
• Packaging Details: The packaging of the product is done using an effective method of packaging. It all includes- • Shrink-wrapping • Bubble wrapping • Carton boxes • Wooden crates/pallets/boxes

 Introduction

Alloy A-286 plate is a nickel-iron-chromium superalloy known for excellent high-temperature strength, corrosion resistance, and oxidation stability. It belongs to the age-hardenable precipitation-hardened nickel alloys family and is commonly used in aerospace, power generation, chemical processing, and petrochemical industries.

A-286 combines high tensile strength, creep resistance, and oxidation resistance with good weldability and fabrication characteristics. Its plate form is particularly favored for structural components, turbine parts, and high-temperature pressure vessels, where thick, durable sections are required.

 

The material is engineered to perform under continuous service temperatures up to 700 °C, with intermittent excursions beyond this range. Its combination of mechanical and chemical stability makes it ideal for both cryogenic and elevated temperature applications.

Chemical Composition

 

Mechanical Properties Physical Properties Heat Treatment

• Solution Annealing: 1,040 – 1,060 °C followed by water quenching.

• Aging / Precipitation Hardening: 700 – 760 °C for 4–8 hours.

• Ensures maximum strength, creep resistance, and oxidation resistance.

Testing & Quality Assurance

1. Chemical Analysis: Spectrometry to verify compliance with UNS S66286.

2. Mechanical Testing: Tensile, hardness, and impact tests.

3. Non-Destructive Testing (NDT): Ultrasonic, dye penetrant, and radiography inspections.

4. Corrosion Testing: Oxidation tests at high temperatures.

5. Dimensional Inspection: Ensures thickness, width, length, and surface flatness per specifications.

Additional Information:

• Production Capacity: IN TONS
• Delivery Time: READY STOCK
• Packaging Details: The packaging of the product is done using an effective method of packaging. It all includes- • Shrink-wrapping • Bubble wrapping • Carton boxes • Wooden crates/pallets/boxes

Introduction

Inconel 660A Sheets are high-performance nickel–chromium–iron alloy sheets designed for high-temperature strength and oxidation resistance. Alloy 660 (also known as A-286, UNS S66286) is a precipitation-hardenable iron–nickel–chromium alloy with titanium, vanadium, and aluminum additions. The variant Inconel 660A is engineered for use in high-temperature structural applications, where a combination of strength, oxidation resistance, and creep resistance is essential.

These sheets are widely used in:

• Aerospace components

• Gas turbines

• Nuclear reactors

• Petrochemical equipment

• Power generation plants

 

Inconel 660A sheets provide outstanding mechanical strength up to 700 °C (1300 °F) and maintain oxidation resistance up to 980 °C (1800 °F). Their ability to resist stress rupture and creep deformation makes them a preferred material for exhaust systems, turbine blades, and heat exchangers.

Chemical Composition of Inconel 660A Sheets

The strength of Inconel 660A comes from solid solution strengthening and precipitation hardening.

 

Mechanical Properties of Inconel 660A Sheets Physical Properties

• Density: 7.93 g/cm³

• Melting Range: 1370 – 1430 °C

• Thermal Conductivity (20 °C): 14.4 W/m·K

• Electrical Resistivity (20 °C): 78 µΩ·cm

• Coefficient of Expansion (20–100 °C): 15.9 µm/m·K

• Elastic Modulus: 200 GPa

Testing & Quality Control

• Chemical Analysis (Spectrometry)

• Tensile & Hardness Testing

• Impact Testing (Charpy V-notch)

• Creep Rupture Testing

• Non-Destructive Testing (Ultrasonic, Eddy Current)

• Microstructural Examination (grain boundary carbides, precipitates)

• Corrosion Resistance Tests (oxidation & stress tests)

Additional Information:

• Production Capacity: IN TONS
• Delivery Time: READY STOCK
• Packaging Details: The packaging of the product is done using an effective method of packaging. It all includes- • Shrink-wrapping • Bubble wrapping • Carton boxes • Wooden crates/pallets/boxes

 Introduction

Inconel Alloy 660A fittings (UNS S66286) are high-performance nickel-iron-chromium superalloy components designed for critical high-temperature and high-pressure applications. These fittings include elbows, tees, reducers, couplings, and flanges, providing corrosion-resistant connections in pipelines and process systems.

660A is a precipitation-hardenable nickel-iron-chromium alloy with excellent mechanical properties, oxidation resistance, and high-temperature strength. This alloy is widely used in aerospace, chemical processing, power generation, petrochemical, and marine applications, where temperature, pressure, and corrosive conditions are extreme.

 

The unique combination of high tensile strength, creep resistance, and corrosion resistance makes 660A fittings a preferred choice for critical pipelines, reactors, heat exchangers, and pressure vessels.

Chemical Composition

The chemical composition of Inconel Alloy 660A (UNS S66286) ensures strength, corrosion resistance, and thermal stability:

 

Mechanical Properties Physical Properties  Heat Treatment

• Solution Annealing: 1,040 – 1,060°C followed by rapid water quenching.

• Precipitation Aging: 700 – 760°C for 4–8 hours to maximize strength and creep resistance.

• Proper heat treatment ensures dimensional stability, mechanical integrity, and corrosion resistance.

Testing & Quality Assurance

1. Chemical Analysis: Spectrometry to verify UNS S66286 compliance.

2. Mechanical Testing: Tensile, yield, elongation, hardness, and impact tests.

3. Non-Destructive Testing (NDT): Ultrasonic, radiography, and dye penetrant inspections.

4. Corrosion Testing: High-temperature oxidation and acid resistance tests.

5. Dimensional Inspection: Ensures compliance with OD, wall thickness, bend radius, and surface finish.

Additional Information:

• Production Capacity: IN TONS
• Delivery Time: READY STOCK
• Packaging Details: The packaging of the product is done using an effective method of packaging. It all includes- • Shrink-wrapping • Bubble wrapping • Carton boxes • Wooden crates/pallets/boxes

 

Introduction

Incoloy® Alloy A-286 (UNS S66286) is an age-hardenable, iron-nickel-chromium-based superalloy designed for applications requiring high strength and corrosion resistance at elevated temperatures. With the ability to withstand continuous operation in environments up to 700°C (1300°F), Incoloy A-286 round bars are widely used in the aerospace, automotive, power generation, and petrochemical sectors.

The combination of oxidation resistance, high tensile and creep strength, and good fabrication characteristics makes A-286 round bars a top choice for manufacturing fasteners, gas turbine components, high-temperature springs, and jet engine parts. This document provides an in-depth technical overview of Incoloy A-286 round bars, covering their chemical composition, mechanical properties, fabrication techniques, heat treatment profiles, corrosion resistance, and usage in demanding industries.

 

Chemical Composition of Incoloy A-286

 

Incoloy A-286 derives its high-temperature strength and corrosion resistance from its precise chemical makeup, which includes nickel, chromium, iron, and strong hardening elements like titanium, molybdenum, and vanadium.

Typical Composition (% by weight)

 

The addition of titanium and aluminum facilitates precipitation hardening, which significantly increases mechanical strength during aging treatments.

Mechanical Properties of A-286 Round Bars

Elevated Temperature Performance

A-286 maintains high tensile and rupture strength up to approximately 700°C. This makes it suitable for structural components exposed to prolonged thermal stress.

• Creep Rupture Strength: High resistance up to 650–700°C

• Stress Rupture Life: Long duration under load at elevated temperatures

Heat Treatment Schedule

Proper heat treatment is critical to achieving the alloy’s full mechanical potential, especially in aerospace-grade round bars.

Additional Information:

• Production Capacity: IN TONS
• Delivery Time: Ready stock
• Packaging Details: The packaging of the product is done using an effective method of packaging. It all includes- • Shrink-wrapping • Bubble wrapping • Carton boxes • Wooden crates/pallets/boxes