Sodage

Introduction to Electronic Bombardment in Welding

• Electronic bombardment uses a rapid beam of electrons for heating materials to be welded in a vacuum chamber, preventing contamination.

Protection Against Oxidation in Welding

• Effective protection of the molten bath is achieved using artificial atmospheres with pure gases or solid fluxes to prevent oxidation.

Ease of Use and Popularity of Welding Techniques

• Welding is relatively easy and widely used, especially with portable equipment like arc welding with coated electrodes.

Importance of Functional Characteristics in Welding

• Controls must verify functional characteristics and certify physical, chemical, and mechanical properties as per specifications.

Detection of Internal Flaws in Welds

• A series of tests, both destructive and non-destructive, are used to check for internal cracks, voids, inclusions, or porosity.

Resilience Testing Methods

• Resilience tests on square specimens are conducted using a Charpy pendulum; hardness testing is done on weld beads.