国外钢管产品结构分析(下)
ANALYSIS OF FOREIGN STEEL TUBE PRODUCT MIX (PART Ⅱ)
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摘要: 介绍了日本、美国、韩国、前苏联等国家不同时期各种钢管产品结构的发展情况及构成比。分析了影响钢管比、焊管比、特殊钢钢管比、冷加工管比和覆层管比的主要因素。指出了今后的发展趋势。Abstract: Based on the development and composition proportion rate of steel tube product mixes of such countries as Japan, the United States, South Korea and the former USSR at different historical stages, the author analyzes the main element responsible for the proportions of steel tubes, welded pipes, special steel tubes,cold-processed tubes and clad tubes, predicting the possible developing trend in this regard.