Читать книгу Oxy-Acetylene Welding and Cutting - Harold P. Manly - Страница 4
THE AUTHOR. CHAPTER I
ОглавлениеMETALS AND ALLOYS—HEAT TREATMENT:—The Use and Characteristics of the
Industrial Alloys and Metal Elements—Annealing, Hardening, Tempering and
Case Hardening of Steel