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.

Philip Cornes celebrates 50 years

Philip Cornes & Co. Ltd was founded in 1958 in Greet, Birmingham in the UK, to specialise in the supply of nickel alloys and also heat and corrosion resistant stainless steels to various industries throughout the UK where it successfully fulfilled the demand for the fast and efficient delivery of these vital materials.

Wire drawing mill

Ugitech SA, a manufacturer of long stainless steel products and a subsidiary of the Schmolz + Bickenbach AG steel group, is adding to its production capacity of drawn wires with the construction of a new wire drawing mill in Brumby near Magdeburg (Germany).

BUTTING receives furnace roller order

BUTTING has received an order for 34 heat resistant furnace rollers from ThyssenKrupp (TK) VDM.

V&M Star to provide line pipe for BP Prudhoe Bay

V&M STAR, a division of Vallourec & Mannesmann Tubes, has been selected to provide 30-35,000ft of 103/4in, high strength, seamless line pipe for BP’s Prudhoe Bay, Alaska, pipeline operations.

Parkegate expands

UK-based Parkegate has acquired metal strip processing equipment specialist KCS Herr-Voss (UK) Ltd.

Finland: ferritic stainless production

Outokumpu will start production of ferritic grade stainless steel in its integrated stainless steel production unit in Tornio, Finland.

New SS pipe production line

EEW has commissioned a new 12.2m production line for manufacturing large diameter stainless steel pipes, thus increasing EEW’s monthly capacity by a further 2000 tonnes.

Furnace rollers for copper plant

The special smelting plant MKM Mansfelder Kupfer und Messing GmbH, a producer of semi-finished products made of copper and copper alloys, has ordered 30 heat-resistant furnace rollers from BUTTING.

Organic by-products processing

Landia (UK) Heat-processing plant enables environmental and commercial use of animal by-products and waste at bio-gas plants.

Heat-resistant furnace roller

BUTTING has invented the HeRo® (Heat resisting Roller), made of special alloys such as 602 CA, 601 H or 800 H.


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.