Tag: Heat treatment of stainless steels

Heat treatment of stainless steels

Heat treatment is important for stainless steels as it enables the adjustment of their mechanical properties, such as hardness, strength, and ductility. It also enhances their corrosion resistance and relieves internal stresses, resulting in improved performance and suitability for various applications.

How heat treatment for stainless steels works

Heat treatment of stainless steels typically involves three main steps: heating, holding at a specific temperature, and cooling. The material is heated to a precise temperature to induce desired transformations in its microstructure. It is then held at that temperature for a specific duration to allow for the desired changes to occur. Finally, the material is cooled at a controlled rate, which determines the final properties of the stainless steel.

INTOCO – respected speciality supplier of high-end alloys

For over fifty years, INTOCO has supplied special stainless steels and nickel alloys with exceptional levels of service, speed and reliability.

Uremium29: the complete solution for urea plants

UREMIUM29 is a super duplex stainless steel specifically designed for use in the most demanding high-pressure sections of urea plants, such as the stripper.

Tenaris celebrates 3 decades of excellence in Hickman

Tenaris is celebrating the 30th anniversary of its welded pipe mill in Hickman, Arkansas, and the restart of its Blytheville facility.

Seamless tubes for the toughest chemical and energy challenges

Denise Caspar joined Mannesmann Stainless Tubes (MST) in April 2023, Stainless Steel World was keen to hear her take on trends in this flourishing sector.

Testing & inspection of high-alloy cast products with high specification requirements

Casting expert Michael Porfilio takes a detailed look at the general process in which a highly-specified casting is produced in a high-alloy foundry.

Oman’s largest duplex pipeline: best practices & fabrication experience

This article discusses procurement and construction challenges and the best practices developed to overcome these challenges.

Schmidt + Clemens: Innovations to increase customer productivity

The Schmidt + Clemens Group has expanded worldwide, particularly with tube systems manufactured using centrifugal and static mold casting processes.

Kanthal: Road towards a fossil-free steel industry

At the Green Steel World Expo, Kanthal met the world’s leading experts, decision makers and companies currently working to decarbonize the steel industry and...

Latest advanced technology for the welding of stainless steel

Stainless steel is popular compared to other metals, its valuable characteristics, resistance to different kinds of liquid, chemical and gaseous corrosion.

Solar Atmospheres obtains Boeing approval for oil quenching

Solar Atmospheres announced the approval of a critical Boeing specification for the oil quenching of alloy steels

Heat treatment is crucial for stainless steels due to several reasons. Firstly, it allows for the customization of the material’s mechanical properties. By subjecting the stainless steel to controlled heating and cooling processes, it is possible to achieve specific hardness, strength, toughness, and ductility levels tailored to the intended application. This enables the material to meet the required performance criteria, ensuring it can withstand various mechanical stresses and loads.

Secondly, heat treatment of stainless steels plays a vital role in enhancing the corrosion resistance of stainless steels. Certain heat treatment methods, such as solution treatment and aging, can refine the microstructure and promote the formation of corrosion-resistant phases, reducing the susceptibility to rust and other forms of degradation.

Heat treatment for stainless steels is essential for relieving internal stresses that may have been induced during manufacturing processes like welding or cold working. This stress relief minimizes the risk of cracking, distortion, or premature failure of the stainless steel components.

Heat treatment is a key process to optimize the mechanical properties, corrosion resistance, and structural integrity of stainless steels, ensuring their suitability for a wide range of applications in industries such as aerospace, automotive, construction, and manufacturing.