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根据中国科学院《灌溉新技术发展视划》的要求,太原钢管厂于今年年中承担了试制喷灌薄壁钢管韵任务。全厂职工发扬自力更生,厂小志大,为国家填补空白的革命精神,只用了四个月的时间就初步试制成功了77×1.5毫米(外径×壁厚)的喷灌用薄壁钢管,每根管长6米,带有快速接头。可承内压40公斤/厘米~2以上,每米重量2.8公斤。估计每米单价4元左右:(不包括防腐处
According to the Chinese Academy of Sciences, “Irrigation New Technology Development Plan,” the requirements of Taiyuan Steel Pipe Plant in the middle of this year to undertake the trial irrigation thin-walled pipe rhyme task. The whole factory workers to carry forward self-reliance, small factory Zhiguo, the country to fill the blank of the revolutionary spirit, only four months time on the initial successful trial of 77 × 1.5 mm (diameter × wall thickness) thin-walled steel sprinkler irrigation, Each tube length of 6 meters, with quick connector. Can support the pressure 40 kg / cm ~ 2 or more, 2.8 kg per meter weight. Estimated price of 4 yuan per meter or so: (excluding anti-corrosion office