9922423620
sales@infinitythermotech.com
Talawade, Pune-412114
In today’s precision-driven manufacturing environment, many industrial components demand exceptional mechanical performance, tight dimensional tolerances, and contamination-free surfaces. Conventional heat treatment methods using atmospheric furnaces can introduce oxidation, scaling, surface decarburization, and dimensional variation—especially in high-alloy steels and critical components.
Vacuum Heat Treatment overcomes these challenges by delivering uniform, clean, and precisely controlled thermal processing in an oxygen-free environment.
At Infinity Thermotech Solutions Private Limited, we provide advanced Vacuum Heat Treatment services in Pune, supporting manufacturers who require high metallurgical integrity, minimal distortion, and consistent, repeatable results for demanding industrial applications.
At Infinity Thermotech, PWHT is carried out with strict control over temperature uniformity, soak time, and heating/cooling rates, ensuring compliance with customer specifications and applicable codes.
Our PWHT process includes:
We offer furnace-based PWHT as well as localized PWHT solutions for large or site-installed components, ensuring flexibility across fabrication scales.
Post Weld Heat Treatment is a controlled heating and cooling process applied to welded components after welding is completed. The component is heated to a specified temperature (below transformation temperature), held for a defined period, and then cooled at a controlled rate.
The primary objectives of PWHT are to:
PWHT is often mandatory for pressure vessels, boilers, pipelines, and structural components as per ASME, ASTM, ISO, and other industry codes.
At Infinity Thermotech, PWHT is carried out with strict control over temperature uniformity, soak time, and heating/cooling rates, ensuring compliance with customer specifications and applicable codes.
Our PWHT process includes:
We offer furnace-based PWHT as well as localized PWHT solutions for large or site-installed components, ensuring flexibility across fabrication scales.
PWHT is essential for welded components operating under pressure, thermal cycling, fatigue loading, or corrosive environments.
Uniform strengthening throughout the component.
Minimal distortion when correctly controlled.
Ideal for cyclic load and high-stress applications.
Especially important for stainless steel and aluminium alloys.
Critical for aerospace and automotive applications.
Age hardening is fundamentally different from surface hardening processes. For components requiring deep surface hardness and wear resistance, Carburising Hardening & Tempering is more suitable.
Where high surface hardness with minimal distortion is required, Nitriding provides an effective alternative. For applications demanding combined wear resistance, fatigue strength, and corrosion protection, Nitrocarburising offers a balanced surface engineering solution.
Infinity Thermotech provides all these processes, allowing customers to select the most technically and economically appropriate heat treatment solution.
Our goal is to deliver measurable improvements in strength, durability, and component performance.
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It prevents oxidation and distortion, ensuring clean surfaces and tight dimensional control.
Yes. The vacuum environment prevents decarburization and surface degradation.
Absolutely. It is widely used for gears, dies, moulds, and precision parts.
In many cases, minimal or no post-processing is required due to clean surfaces.