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.

Japan completes 110-tonne winding pack

Japan has the procurement responsibility for 9 of ITER's 19 superconducting toroidal field winding packs and all 19 of the toroidal field coil cases.

ETFH wins titanium forgings contract

Ellwood Texas Forge Houston (ETFH) wins additional rotating parts supply for GE Aviation’s new Leap engine. This significantly expands ETFH’s scope of supply on this new expanding program, adding to the existing Nickel based forgings ETFH had previously contracted with GE.

Ascometal brings in new industrial momentum

In July 2016 Ascometal entered into exclusive discussions with Vallourec regarding the Saint-Saulve steel mill for a takeover of 60% share of that unit, Vallourec keeping a 40% share.

Bodycote Ipswich gets MedAccred status

The Ipswich (Massachusetts, USA) facility of Bodycote, a heat treating services provider, recently earned MedAccred accreditation, underlining the high standards of quality achieved.

Linde declares HYDROFLEXTM ACS

Linde LLC has recently introduced the HYDROFLEXTM atmosphere control system (ACS), a universal solution for clean and bright oxide-free annealing of steel, stainless steel, copper, bronze or brass with high reliability and repeatability.

SIJ Group receives six awards

In the call for the best innovations, awarded by the Gorenjska and Koroška Chambers of Commerce and Industry, the SIJ Group has recently received a total of six awards – five Gold awards and one Silver award.

Bodycote gets MedAccred accreditation

Bodycote, a heat treating services provider, has recently announced that its Derby, UK location is the first facility in Europe to earn the MedAccred accreditation underlining the high standards of quality achieved.

Superior Tube receives Nadcap accreditation

Superior Tube, a US-based specialist in precision tubing for critical applications, has recently been awarded Nadcap accreditation for heat treating.

Quintus supplies high-pressure cell press

Quintus Technologies, an independent manufacturers of metallic aerospace detailed parts, has recently declared that it will support the Airbus widebody aircraft program at Gardner Aerospace, by supplying a modern high-pressure fluid cell press.

Ambica Stainless Steel Ltd now AAMOR INOX Ltd

Mr. Anand Gupta, CEO of Aamor Inox Limited recently announced the name change. He says, “our new name reflects our love & passion for Special Steels, and solidifies “Aamor Inoxâ€? as a global brand.


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.