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Metal Fabrication
Air Liquide in the value chain

Heat treatment

Air Liquide’s extensive technical knowledge of heat treatment processes, coupled with our safe, reliable and customized gas solutions, will help you optimize your operations and manage costs. ALNAT™, Air Liquide’s dedicated offer for heat treatment applications, includes the delivery of gases and gas handling equipment as well as a range of services relating to the generation, use and control of atmospheres in industrial heat-processing furnaces. Air Liquide also produces various hydrogen gas mixtures in a wide range of balances and packaging options, and all related gas handling equipment. These gas mixtures are used specifically to modify structure characteristics of steel, such as hardness and flexibility.

Gases

In addition to industrial gases for heat treatment applications, Air Liquide’s Scott™ brand specialty gas mixtures are used specifically to modify the structure characteristics of steel, such as hardness and flexibility. We engineer hydrogen gas mixtures in a variety of balances and packaging options for steel and heat treatment.

Equipment for industrial gases

Equipment for specialty gases

Services

ALNAT™ PS
ALNAT™ HP

Brands

Our ALNAT™ supply solutions will help you ensure a controlled atmosphere in terms of safety, efficiency, and reliability in heat treating applications, including annealing, brazing, carburizing, cryogenic treatments, and more.

Resources

Why choose us?

  • 01

    Diverse offer

    We offer gas cylinders in various volumes and concentrations and all associated gas handling equipment. We also supply bulk volumes and storage solutions, as well as on-site production technologies. 

  • 02

    Focus on quality

    Air Liquide manufactures gases in a range of purities to meet your needs. We can analyze for specific impurities based on your request.

  • 03

    Expertise

    A global network of industry experts is available to support you in developing solutions to meet your unique challenges. Our teams have extensive experience and expertise in assembly, surface treatment and cutting techniques. 

  • 04

    Innovation

    Air Liquide’s industry experts are backed by a global R&D network.

  • 05

    Sustainability

    Our ARCAL, LASAL and FLAMAL gas solutions for metal fabrication were designed with the environment in mind, with reduced carbon dioxide and nitrogen oxide emissions.