Diploma in welding. Assembling and welding of a safe

Diploma work on welding "Assembling and welding of a safe"
Language of work is Russian;
Number of drawings - 1pc (format - A3, compass)
Number of pages of the explanatory note 47 pages;

CONTENT
1 INTRODUCTION 2
2 GENERAL PART 4
2.1 Purpose and description of the structure 4
2.2 Selection of structural material 6
2.3 Weldability of steel 40Х 7
2.4 Selection of welding material 11
2.5 Purpose and design of welding equipment, its technical characteristics 12
3 TECHNOLOGICAL PART 18
3.1 Preparation for the technological process (blanking operations). 18
3.2 Technology of assembly and welding 18
3.3 Welding mode 25
4 QUALITY CONTROL OF EQUIPMENT 27
4.1 Weld Seams Defects 27
4.2 Quality control of welded joints 35
5 LABOR PROTECTION AND SAFETY 36
5.1 Electrical safety 37
5.2 Fire safety 40
6 CONCLUSION 44
7 LITERATURE 45
8 ANNEXES 46