Do not take this run round the full 360Ad. Leave a gap about 3mm long between the stop and start points, Fig. 4a. ... filler wire and other work nearby should be stopped or a polythene protective cage should be built round the repair area. ... spite of all efforts to keep the area clean, it may be possible to achieve better results by MMA welding using E Ni Cr Fe-3 electrodes. ... Manual metal-arc welding of a tube end weld requires a high degree of manipulative skill because the angle of theanbsp;...
|Title||:||Fabrication and reliability of welded process plant|
|Author||:||Peter Thomas Houldcroft|