What is Inconel 625 Alloy?

Author : Trunnano

Update time : 2022-05-19 11:49:43

Introduction to Inconel 625 Alloy
Inconel 625 is a high-performance nickel-chromium-molybdenum alloy known for its high strength, temperature resistance and corrosion resistance. The superalloy consists mainly of nickel (min. 58%), followed by chromium, molybdenum, niobium, iron, tantalum, cobalt, and trace amounts of manganese, silicon, aluminum, and titanium.

Inconel 625 Alloy Composition

(Ni) Nickel	58.0 min	(Si) Silicon	0.50 max
(Cr) Chromium	20.0 to 23.0	(C) Carbon	0.40 max
(Fe) Iron	5.0 max	(Ti) Titanium	0.40 max
(Mo) Molybdenum	8.0 to 10.0	(Al) Aluminum	0.10 max
(Nb+Ta) Niobium+Tantalum	3.15 to 4.15	(P) Phosphorus	0.015 max
(Co) Cobalt*	1.0 max	(S) Sulfur	0.015 max
(Mn) Manganese	0.50 max

Inconel 625 Alloy Properties
Special material strength
The strength of Inconel 625 is related not only to the Ni-Cr matrix, but also to the hardening mechanism of niobium and molybdenum. The alloy matrix is strengthened by the interaction of niobium and molybdenum and provides high strength without precipitation hardening. The tensile strength and yield strength of the alloy are 690 MPa and 275 MPa respectively.
High temperature resistant
With a melting point of approximately 1300°C and a thermal expansion coefficient of 1.28 × 10-5 1/K (at 20°C), the Inconel 625 is resistant to a wide range of extreme temperatures from low to extremely high.
In the presence of oxidizer at high temperature, the titanium and niobium components of the oxide film on Inconel 625 increase dramatically, forming a natural protective layer in the material.
The corrosion resistance
The unique combination of its components makes the Inconel 625 highly resistant to corrosive substances. That's why this superalloy works well in salty seawater, especially in milder environments such as fresh water and standard atmospheric conditions.
Inconel 625 is naturally protected by its nickel-chromium substrate when exposed to an oxidant. At the same time, molybdenum protects the material from pitting. In 15% sulfuric acid, the min. rate of material corrosion is 0.188 mm per year.
High level of manufacturing capability
Inconel 625 was designed to have better weldability than earlier alloys, with no signs of cracking under strain and temperature changes after welding. Its high creep resistance and yield strength make this superalloy a good choice for piping, piping and factory equipment that need welding.

Inconel 625 Alloy Powder Properties
Other Names	INCO 625
Appearance	metallic powder
Melting Point	1290-1350 °C
Density	8.44g/cm3

3D Printing Inconel Alloy In625 Powder

Inconel 625 Alloy Application
Inconel 625 was developed in the 1960s to create a material that could be used in steam pipelines. Some modifications were made to its original composition to make it more creep resistant and weldable. Inconel 625 is now being used in a wide range of industries, such as the chemical processing industry, as well as in Marine and nuclear applications to manufacture pumps and valves and other high-pressure equipment.
Inconel alloy 625 shows remarkable corrosion and oxidation resistance. It is capable of withstanding high stresses in and out of water and a wide temperature range, and is resistant to corrosion when exposed to highly acidic environments, making it a suitable choice for nuclear and Marine applications.
Alloy 625 is used in a variety of industries, including automotive, marine, aerospace, oil and gas, chemical processing and nuclear. Typical terminal applications include heat exchangers, bellows, expansion joints, exhaust systems, fasteners, quick-connect fittings and many other applications that require strength and resistance to corrosive environments.

Inconel 625 Alloy Powder Price
The price is influenced by many factors including the supply and demand in the market, industry trends, economic activity, market sentiment, and unexpected events.
If you are looking for the latest Inconel 625 Alloy powder price, you can send us your inquiry for a quote. (sales3@nanotrun.com)

Inconel 625 Alloy Powder Supplier
Luoyang Tongrun Nano Technology Co. Ltd. (TRUNNANO) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and Nanomaterials, including silicon powder, nitride powder, graphite powder, zinc sulfide, calcium nitride, 3D printing powder, etc.
If you are looking for high-quality Inconel 625 Alloy powder, please feel free to contact us and send an inquiry. (sales3@nanotrun.com)

Previous : What is BAM AlMgB14 Powder?

Next : What is Inconel 718?