Corrosion is a main factor resulting in buried gas pipeline leak and rupture.
腐蚀是引起埋地输气管道泄漏和破裂的主要因素。
The transmission medium of municipal buried gas pipeline has the character of flammability, explosion and toxicity.
城市埋地燃气管道主要输送的介质有着易燃、易爆、有毒等特性。
The risk assessment model for cathodic protection of buried gas pipeline is constructed with the modified fault tree method.
结合某市工程实例，探讨了地理信息系统在埋地燃气管道风险分析中的应用。
The frequently-occurring positions, actual situation, causes and preventive measures, etc. of buried gas pipeline corrosion in Baoji City are indicated.
介绍宝鸡市埋地煤气管线腐蚀的多发部位、腐蚀现状、成因及防蚀措施。
The application of geographic information system(GIS)in the risk analysis of buried gas pipeline is studied with the engineering example in a certain city.
结合某市工程实例，探讨了地理信息系统在埋地燃气管道风险分析中的应用。
The comprehensive detection method and the classification evaluation method for external anticorrosion coating of municipal buried gas pipeline are discussed.
论述了城镇埋地燃气管道外防腐层的综合检测方法与分级评价方法。
The pressure reduction coefficient of PE gas pipeline is an important design parameter, and depends on the soil temperature around the buried pipeline.
聚乙烯燃气管道的压力折减系数是重要的设计参数，取决于管道埋设周边地温。
The buried steel pipeline is the main transmission carrier of oil and natural gas, but the corrosion of pipelines has created the serious economic loss for the oil-gas field and the country.
埋地钢质管道是石油与天然气的主要传输载体，但是管道的腐蚀给油气田和国家造成了严重的经济损失。
The buried tests and the electro-chemical experiments were applied to investigate the corrosion sensitivity of X60 steel in typical soil environments of Shan-Jing gas pipeline.
采用埋片试验和电化学试验研究了X60管线钢在陕京管线典型土壤环境中的腐蚀性。
The pipeline during the initial production run smoothly, but in 2007 and 2008 successively in Lunnan and Hami gas compressor station found a coating failure, corrosion and leakage of buried pipeline.
投产初期管道运行平稳，但2007和2008年相继在轮南和哈密压气站内发现了防腐层失效，埋地管道腐蚀和泄露的情况。
According to the practical construction experiment, the optimal buried depth of gas bu-ried pipeline is analyzed, and the advantage of appropriate increase in buried depth is summed up.
根据实际施工经验，分析燃气埋地管道的合理埋设深度，总结适当增加埋深的优势。
Full welding of the ball valve body can be directly buried in the ground, so that in case the valve from erosion, the maximum service life of up to 30 years, oil, natural gas pipeline valve ideal.
全焊接阀体的球阀，可以直埋于地下，使阀门内件不受侵蚀，最高使用寿命可达30年，是石油、天然气管线最理想的阀门。
Full welding of the ball valve body can be directly buried in the ground, so that in case the valve from erosion, the maximum service life of up to 30 years, oil, natural gas pipeline valve ideal.
全焊接阀体的球阀，可以直埋于地下，使阀门内件不受侵蚀，最高使用寿命可达30年，是石油、天然气管线最理想的阀门。
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