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Inconel 625 (Alloy 625)

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Inconel 625 (Alloy 625) Specification

Feature
Corrosion Resistant, High Strength, Oxidation Resistant, Good Weldability, Excellent Fabricability

Product Type
Alloy Sheet / Plate / Bar / Pipe / Tube / Wire (various forms available as per requirement)

Material
Inconel 625 (Alloy 625)

Shape
Sheet, Plate, Bar, Pipe, Tube, Wire, Round, Strip (various shapes)

Chemical Composition
Ni 58.0 min; Cr 20.023.0; Mo 8.010.0; Fe 5.0 max; Nb + Ta 3.154.15; C 0.10 max; Mn 0.50 max; Si 0.50 max; S 0.015 max; Al 0.40 max; Ti 0.40 max

Purity
High purity (industrial grade alloy, typical purity >99%)

Weight
Varies by dimension and form; custom as per order

Density
8.44 Gram per cubic centimeter(g/cm3)

Grade
Inconel 625 / Alloy 625; ASTM B443, ASTM B446, ASTM B444

Application
Aerospace, Chemical Processing, Marine, Power Generation, Oil & Gas, Nuclear, Heat Exchangers, Fasteners, Valves, Piping

Color
Silver / Metallic Grey

About Inconel 625 (Alloy 625)

Inconel 625 (Alloy 625)

As we are customer oriented firm, we are highly committed to offer a huge assortment of Inconel 625 (Alloy 625) in the international as well as domestic market. These alloys are very much appreciated in the market for its salient features such as corrosion & oxidant resistance, high tensile strength and longer working life. Our Inconel 625 (Alloy 625) is widely demanded in various industries which comprise of nuclear reactors, chemical processing, aerospace & marine engineering and pollution-control equipment.

Further Details:

Excellent corrosion resistance with high strength and ductility at temperature upto 700^o Celsius applicable upto 1100^o Celsius Alloy 625 is weldable without thermal retreatment.

Silvery-white hard, Nickel is malleable, and ductile metal.

It is a fairly good conductor of heat and electricity.

Nickel dissolves slowly in dilute acids but, like iron, becomes passive when treated with nitric acid.

Finely divided nickel adsorbs hydrogen. Nickel metal have good ferromagnetic.

NICKEL ALLOYS - Grades for Electrical and Electronic Applications

Composition :

Alloy	Mn%	Fe%	Ni%	Cu%	Si%	Ti%	C%

Nickel 200	Max 0.30	Max 0.2	Min 99.2	Max 0.20	Max 0.10	Max 0.10	Max 0.10

Nickel 201	Max 0.30	Max 0.2	Min 99.2	Max 0.20	Max 0.10	Max 0.10	Max 0.02

Nickel 205	Max 0.20	Max 0.2	Min 99.6	Max 0.10	Max 0.10	Max 0.05	Max 0.05

Nickel 205 LC	Max 0.20	Max 0.2	Min 99.6	Max 0.10	Max 0.10	Max 0.05	Max 0.02

Specifications

	UNS Designation	British Standard	Werkstoff Nr
Nickel 205/205 LC	N 02205	-	2.4061
Nickel 200/201	N 02200/01	BS 3075 (NA11)	2.406

Size Range

Wires are available from 8.0mm diameter to 0.122mm diameter. (0.315 diameter to 0.0048 diameter).

Strips are available from Width 0.4-100mm, Thickness: 0.10mm and above.

Typical Physical Properties

	Nickel 205/205 LC	Nickel 200/201
Thermal Conductivity (W/mk)	75	70.2
Density (g/cm)	8.89	8.89
Electrical Resistivity at 20C (-cm)	8.9	9
Thermal expansion 20-95C (0.0000010/K )	13.3	13.3

Typical Tensile Strength

Nickel 205/205 LC

Nickel 200/201

Elongation % (minimum)

Cold Drawn Annealed (N/mm)

450

500

Note: Other Grades of Nickel and Nickel base alloys are also available. Please contact us for more information.

Applications :

Aerospace

Power Generation

Chemical Processing

Pulp and Paper

Food Processing

Wide Range of Forms and Customization

Inconel 625 is available in numerous shapes such as sheet, plate, bar, pipe, tube, wire, round, and strip. We offer custom dimensions and forms based on specific project requirements, ensuring precise fit and versatility for various industrial applications.

Exceptional Material Properties

With a high nickel content (58% minimum) and alloyed with chromium, molybdenum, niobium, and tantalum, Inconel 625 boasts excellent resistance to corrosion and oxidation. Its industrial-grade purity and high strength make it ideal for harsh and high-temperature environments.

Applications Across Industries

This alloy is widely used in aerospace, chemical processing, marine, power generation, oil & gas, nuclear, fasteners, valves, piping, and heat exchangers. Its combination of durability, corrosion resistance, and weldability ensures reliable service under demanding operating conditions.

FAQs of Inconel 625 (Alloy 625):

Q: How does Inconel 625 stand out in terms of corrosion resistance?

A: Inconel 625 is engineered with a high percentage of nickel, chromium, and molybdenum, granting it superior resistance to a wide range of corrosive environments, including acidic, marine, and high-temperature settings. This makes it especially valuable where standard alloys would degrade quickly.

Q: What forms and shapes can Inconel 625 be supplied in?

A: We supply Inconel 625 in customized forms including sheets, plates, bars, pipes, tubes, wires, rounds, and strips. Custom shapes and dimensions can be tailored to your projects specific requirements.

Q: When is Inconel 625 typically used in industrial applications?

A: Inconel 625 is chosen for applications requiring high strength and exceptional corrosion resistance under extreme temperatures or aggressive environments. Common industries include aerospace, chemical processing, marine, nuclear, and power generation.

Q: Where does Inconel 625 offer significant advantages over other alloys?

A: This alloy excels in environments exposed to aggressive chemicals, seawater, or high heat. It is preferred in heat exchangers, piping systems, fasteners, and structural components where both strength and long-term durability are critical.

Q: What is the typical chemical composition of Inconel 625?

A: Inconel 625 contains a minimum of 58% nickel, 20.023.0% chromium, 8.010.0% molybdenum, with niobium plus tantalum at 3.154.15%, and other elements such as iron, carbon, manganese, silicon, sulfur, aluminum, and titanium within specified limits.

Q: How is Inconel 625 processed and fabricated for use?

A: Due to its excellent fabricability and good weldability, Inconel 625 can be processed by standard industrial methods such as cutting, bending, welding, and machining. Its high purity and property retention ensure strong structural integrity during fabrication.

Q: What are the primary benefits of using Inconel 625 in critical components?

A: Key benefits include exceptional corrosion and oxidation resistance, high mechanical strength at elevated temperatures, good weldability, and long service life even in challenging environments, making it a reliable choice for demanding applications.

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