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.

JFE develops “FM800â€? nickel-free alloyed steel powd

Stainless Steel World Publisher -
JFE Steel Corporation has recently developed FM800, a nickel-free alloyed steel powder offering 800 MPa-class tensile strength when sintered in a mesh-belt furnace, suitable for powder-metallurgy applications.

Buehler meets short delivery times for materialography

Stainless Steel World Publisher -
As a developer and manufacturer of complete system solutions for materialography and hardness testing, Buehler can meet short delivery times for the installation of fully equipped laboratories with perfectly matched equipment and consumables.

Solution treatment: a heat treatment process

Stainless Steel World Publisher -
Solution treatment refers to a heat treatment process in which the alloy is heated to a high temperature single-phase zone to maintain the temperature, and the excess phase is sufficiently dissolved in the solid solution and then rapidly cooled to obtain a supersaturated solid solution.

3D Systems to conduct R&D for DMP of Nickel Alloys

Stainless Steel World Publisher -
3D Systems (DDD) recently announced that it has been awarded a contract to conduct research and development of a Corrosion Performance Design Guide for Direct Metal Printing of Nickel Alloys.

H13 laser sintering process for robust tooling

Stainless Steel World Publisher -
H13 is a widely used versatile tool steel and is well known for its excellent combination of high resistance to compression, thermal shock, and abrasion.

Duplex forgings & tubes in chemical process industries: cautions to be...

Stainless Steel World Publisher -
While duplex stainless steels are the ideal material of choice for process equipment in the chemical process industries, care must be taken during specification, fabrication and storage. The next three issues of Stainless Steel World will present case studies conducted by Dr. Elayaperumal which illustrate the importance of these steps to be able to take advantage of the properties of duplexes in service.

Nickel alloys for LNG propulsion

Stainless Steel World Publisher -
LNG propelled vessels are gaining attention as efforts to curb CO2 emissions gather pace. The switch from heavy fuel oil to LNG requires the use of special materials capable of withstanding extremely low temperatures and stringent safety requirements.

Johan joins Sandvik as a technical marketing specialist

Stainless Steel World Publisher -
Sandvik has announced the appointment of Johan Salwén as a technical marketing specialist for the EMEA region. Johan will be based at Sandvik’s sales office in Kista, Sweden.

ExOne announces a material collaboration with Sandvik

Stainless Steel World Publisher -
The ExOne Company a global provider of three-dimensional (“3Dâ€?) printing machines, 3D printed products, and services to industrial customers, announced a further strengthened material collaboration with Sandvik Additive Manufacturing, a division in the high-tech global engineering Sandvik Group.

TC4 alloy contains 6% α- and 4% β-phase stable elemen

Stainless Steel World Publisher -
Titanium and titanium alloys are widely used in aerospace, automotive, chemical and marine industries due to their low density, high specific strength and good corrosion resistance.
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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.

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