White book - TRhe roofer's soldering iron

Available at last on the website The first white paper on the roofer soldering iron

While the origins of its use go back more than 2000 years, the roofer’s soldering iron is now a product used by all roofing professionals and is often wrongly assumed to be something quite ordinary. However, it has a fascinating past, which is linked to the history of apprenticeship. Learn about its history and developmentRead more

Soudage à la flamme avec la lampe à souder Express Réf. 531 et son cercoflam

All about flame welding

Flame welding has many advantages. It is suitable for both professional and personal use. The flashlight is a valuable tool for homeowners to make all kinds of repairs. Here are the characteristics of flame welding. The different types of use of flame welding processes to weld The various flame welding processes fall into two categories:Read more

Soudage par temps froid

Welding in cold weather

If your welding process is flame welding, cold weather and inclement weather in general can cause problems. The latter appear during the work itself, but can also call into question the quality of the welds in the long term. Besides the discomfort for the welder, it is important to take some precautions to protect yourRead more

soudure climatisation

Soldering an air conditioning circuit

The meticulous design of the piping for an air conditioning system is a guarantee of its efficiency. The refrigeration technician then cuts his copper pipes. Finally, he welds the air conditioning pipes with a blowtorch. The refrigeration technician’s tools. The refrigeration technician’s tools are subject to conformity checks every year. You must equip yourself withRead more


Leak on a refrigerant pipe

The installation of an air conditioner is not infallible and can become fragile over time, so it can happen that a refrigerant tube leaks. There are various methods to check your equipment. The foam bomb, for example, is a very practical and effective leak detector. Here’s how to proceed if your system fails. Detect theRead more

Bouteille azote

Why use nitrogen to weld

Nitrogen welding offers multiple advantages. This method is now applied to work on electronic components that require high precision. What are the applications of nitrogen welding Nitrogen soldering is mainly used in the assembly of electronic components and for all operations on printed circuits. The work to be carried out requires more and more precision, Read more

Soudure sur navire GNL

Welding in an LNG (Liquefied Natural Gas) vessel

LNG – Liquefied Natural Gas – is a hazardous operation both in terms of storage and transport. This fuel, which is increasingly used by the merchant navy, is the subject of every precaution, as any leakage would lead to tragedy. Risks of liquefied gas leaks on LNG carriers LNG is a gas liquefied at -163°C.Read more

Souder de la fonte

Welding cast iron

Cast iron is one of the oldest alloys known to mankind, used as early as 500 BC in China. The cast iron is an alloy of iron and carbon, carbon being largely minority, entering for less than 7 % in the composition. Cast iron is a highly prized material for its high fluidity and lowRead more

détendeur gaz

The good habits when a regulator freezes

If you work outside during a harsh winter or if you neglect to store your devices in a heated room at a minimum, you may not be able to use them temporarily. Indeed, if your gas freezes, it can no longer come out of the bottle and you can only wait. It is also possibleRead more

soudure à la flamme

Performing a flame weld in complete safety

Flame welding involves risks that should be prevented by appropriate gestures, as well as by appropriate equipment. Here are the precautions to take to avoid burns, gas fumes and eye irradiation, when welding with a flame. Clothing to protect the welder The welder’s clothing must comply with the EN-ISO 11611 standard which has replaced theRead more

bouteille 'acetylene Réf. 524

Why should you not lay down an acetylene cylinder

Gas cylinders require special handling and storage. Acetylene in particular is a rather unstable gas, which is why some extra precautions should be taken. If you are working with an acetylene flashlight, here are some important safety rules. Rules for transporting gas cylinders The gas cylinder transport vehicle does not require specific standardized safety equipment.Read more

soudure à l’acétylène oxygène

The pressure setting for oxy-acetylene welding

Oxyacetylene welding allows to weld parts together by fusion, with or without filler metal. The field of application of this type of welding is wide: garages, heating companies, agriculture, boiler making, locksmith and metalwork companies, etc. The adjustment of the pressure of the two gases, acetylene and oxygen, must be precise so that the blowtorchRead more

Soudure facile

How to weld easily

You often need to do small jobs around the house, but you don’t know how to weld (yet). This is how you can equip yourself to start welding and become self-sufficient, rather than waiting for a professional to come. How a welding machine looks like There are different types of welds and therefore different typesRead more