Based on a large amount of dissection at welded interface and quantitative microscopic examination of welded rate, the suitable limit grey scale value was deter
Crack rotation factor r and plastic crack rotation factor r_p are analyzed by means of simulated test using finiteelement methods.The results indicate that r an
In this paper the situation of Chinese welding consumables production output, exported amount, quality and varieties in the last decade was reviewed. Meanwhile,
In this paper, three types of weld flaw were taken as target, evaluation and recognition of flaw echo features were studied. On the basis of experimental study