| 摘要 |
FIELD: instrumentation.SUBSTANCE: detection of internal defects, containing variation of grain in a hardened structure of an ingot, is carried out with the help of ultrasound, when boron elements are added to different titanium alloys.EFFECT: provision of the possibility to minimise noise of ultrasound waves, provision of the possibility to detect internal defects with high extent of validity.19 cl, 5 dwg, 1 tbl |
