tailieunhanh - handbook of extractive metallurgy 1 Part 11

Tham khảo tài liệu 'handbook of extractive metallurgy 1 part 11', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 390 Handbook of Extractive Metallurgy Sgãl Industrialized countries 1883 Eastern Europe former USSR Year----- - Figure Crude steel production by region 1950-1992. The Strong growth of the world steel industry starting in the 1970s was due to the high demand for steel in western Europe Japan and eastern Europe. In these regions steel consumption expanded by almost 7 per annum. In the United States the rate was only 2 . Consumption by the developing countries grew rapidly from small beginnings at per annum. In the last 30 years considerable regional changes in steel consumption and production have occurred. Approximately one-fifth of steel consumption and 15 of steel production is associated with the developing regions Figure . China has also moved ahead. Japan improved its position until the early 1970s but its share of the world volume has stagnated since then. Europe and the United States are producing a considerably lower proportion than 20 years ago. Regional shifts have increased the extent to which the developing countries have become self-sufficient but in recent years demand has grown more rapidly than supply. The traditional exporters . Japan and the European Community have relied more strongly on their domestic markets. The United States has been a net importer since 1959. The relationship between production and market supply has developed as shown in Table . Brazil has become one of the largest net exporters. Meanwhile the contribution by eastern Europe and the former Soviet Union to the world total has decreased since the end of the communist planned economy Figure . World steel exports have grown more rapidly than world production Figure because of variations in the regional distribution of demand and production. In the 1970s and early 1980s the volume of international trade in steel tended to grow at the same rate as general world trade but in recent years the volume of steel trade has not increased. The increasing .

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