METHOD FOR PRODUCTION OF SECTIONAL SHELLS
FIELD: technological processes. ^ SUBSTANCE: invention is related to manufacture of sectional shells from high-carbon and refractory steels and aluminium alloys with low plasticity, large length, cylindrical and curvilinear shape. Sectional holder is heated in gas flame of burner, billet is installe...
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Format: | Patent |
Sprache: | eng ; rus |
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