back-step welding, backstep sequence, back-step sequence
keevitamine lühikeste lõikudena õmbluse üldise pikenemise vastassuunas keevitusdeformatsioonide vähendamise eesmärgil, a distortion-reducing welding method in which a longitudinal sequence in which the weld bead increments are deposited in the direction opposite to the progress of welding the joint