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简要阐述了制管行业的现状及发展趋势。分析了国家标准GB/T 14164-1993修订的必要性、修订的原则以及修订中存在的难点,并提出了相应的解决措施,据此对标准作了科学、合理的修订。
Briefly described the status quo and development trend of the pipe industry. The necessity of the revision of national standard GB / T 14164-1993, the principle of revision and the difficulties existing in the revision are analyzed. Corresponding solutions are put forward, and the standard is revised scientifically and reasonably.