Presentation
This training course provides general information about welding of aluminium structures. It contains an introduction to aluminium properties and describe the main issues regarding weldability of aluminium and its alloys.
Objectives
On completion of the training, students will be able to:
Know the properties of aluminium and its alloys comparing to steel
Understand the issues regarding weldability of aluminium alloys
Recognize the main problems that can arise during design and production of aluminium ship’s structures
Know the suitable welding processes for joining of aluminium ship hull
Understand the application of bimetallic joints.
Program
Properties of aluminium alloys
o Specific properties
o Heat treatable and non-heat treatable aluminium alloys
o Marine aluminium alloys
o Designation of aluminium alloys
Weldability of aluminium
o Characteristics of aluminium referring to welding
o Main issues: gas porosity, oxide inclusions and lack of fusion, hot cracking, reduced
strength in the weld and heat affected zone, distortion
o Choice of filler material
Welding processes for aluminium
o MIG aluminium welding
o TIG aluminium welding
o Typical defects in aluminium welding
Joining of steel and aluminium in shipbuilding
o Bimetallic strip for transition joints
Preparation and design of welds
o Guidelines for aluminium joint design
o Examples of joints
o Application of backing
o Defects caused by poor preparation
o Recommendations for aluminium welding
Certificate
On completion of the training program, the student will be awarded the following qualifications:
Certificate of Aluminium Welding awarded by Bureau Veritas Solutions Marine & Offshore.
The Certificate of Aluminium Welding, issued by Bureau Veritas Solutions Marine & Offshore, is obtained after completing the course and passing the qualification examination.