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pro vyhledávání: '"N. G. Skorov"'
Publikováno v:
Metal Science and Heat Treatment. 22:414-417
1. Steels 42KhMFA and 40KhMFA have practically the same static and fatigue strengths (σb, σ−1) as well as resistance to ductile and brittle fracture, differing only in hardenability, depth of the nitrided case, and character of the change in hard