Цутгамал хагарал гэж юу вэ
ContentsWhat is a casting crack?Classification of cracks in castingsHot crackingMorphology and characteristics of hot cracksCauses and measures of hot cracking of castingsStructure of castingDesign of casting processShell making processAdjustment and refining of alloy composition and melting processPouring conditionsCold crackingMain causes of cold …