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在大庆石化化工一厂碳四联合车间BH-3130管箱螺栓旁,建设公司安装四分公司铆工李明,认真地排查他紧固过的螺栓,装置开工已经一个多月了,没发生一起泄漏—定扭矩紧固技术为保障装置长周期运行起到了关键作用。“今年大检修,大庆石化建设公司采用螺栓定扭矩技术对1837对法兰,48998条螺栓的紧固,实现了密封面”零
In Daqing Petrochemical Chemical Plant a carbon four joint workshop BH-3130 tube box bolts next to the construction company to install four branch riveting workers Li Ming, carefully check his fastened bolts, the installation has started more than a month, did not happen together Leak-to-torque fastening technology plays a key role in ensuring long-term operation of the unit. “This year major overhaul, Daqing Petrochemical Construction Company using bolt torque technology on 1837 pairs of flanges, 48,998 bolts fastening, to achieve the sealing surface ” zero