For citations:

Grigorenko V.B., Morozova L.V. FEATURES OF FRACTURE OF METAL ITEMS (HARDWARE) MADE OF STEEL 30KhGSA. Industrial laboratory. Diagnostics of materials. 2018;84(5):45-54. (In Russ.) https://doi.org/10.26896/1028-6861-2018-84-5-45-54