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- city gas steel pipeline 城镇钢质燃气管道
- buried gas steel pipeline 埋地燃气钢管
- gas steel pipeline 燃气钢管
- Oil & gas steel pipeline 石油天然气钢质管道
- Methods for ultrasonic inspection and quality classification of welded girth butt joints in oil and gas steel pipelines 石油天然气钢质管道对接焊缝超声波探伤及质量分级
- The fundamental theory for dynamic simulative calculation of city gas pipeline storage capacity,including mathematic model,numerical calculation method and calculation of gas storage is described. 论述了城镇燃气管道储气能力动态模拟计算的基本理论,包括数学模型、数值计算方法及储气量的计算。
- In addition, the article computes anti-earthquake reliability of natural gas pipeline based on undulation response compute method of natural gas jointing steel pipeline. 结合简便实用的天然气焊接钢管线波动反应计算方法,对天然气管线的地震可靠性进行了分析计算。
- The external wall of buried steel pipeline used for the transmission of urban gas will be corroded chemically and electrochemically because of the reasons of the soil. 用于输送城市煤气的埋地钢管道的外壁会因土壤的原因产生化学腐蚀和电化学腐蚀。
- Methods for radiographic inspection and quality classification of welded girth butt joints in oil and gas steel pipelines 石油天然气钢质管道对接焊缝射线照相及质量分级
- The central core problem of city gas odorization technique is to guarantee safety of the gas users. 城镇燃气加臭的核心问题是保证居民使用燃气的安全。
- Mainly used in coating the weld joint of buried steel pipeline and insulated pipeline. 主要用于埋地钢质管道现场焊接补口和保温管线现场补口;
- Abstract: In the treatise, we analyse influencing degree to cost of which water gas mixed LPG is way of city gas when prices of coke and LPG fluctuate. 文摘:分析了水煤气掺混液化石油气作为城市煤气,其原材料焦炭、液化石油气的价格波动对成本的影响。
- In the treatise, we analyse influencing degree to cost of which water gas mixed LPG is way of city gas when prices of coke and LPG fluctuate. 分析了水煤气掺混液化石油气作为城市煤气,其原材料焦炭、液化石油气的价格波动对成本的影响。
- The property of dimethyl ether(DME) is compared with that of LPG and natural gas,and the feasibility of using DME as city gas is discussed. 进行了二甲醚与LPG和天然气的性质比较,探讨了二甲醚作为城市燃气的可行性。
- This paper focuses on the weldability of X80 alloy steel pipeline and analyzes cold cracking, HAZ softening and the match-up of strength and toughness of welds and materials. 重点论述了X80钢的焊接性,分析了焊接裂纹、HAZ的软化、焊缝与管材的强韧匹配等。
- ZW series without lubrication liquefied petroleum gas compressor has been listed as China City Gas Association recommended products. ZW系列无润滑液化石油气压缩机已被中国城市燃气协会列为推荐产品。
- Technological process suitable for coal based city gas should be chosen accord ing to the quality of coal and the scale of the factory and the coproduction of chemical products. 以煤为原料制取城市煤气,要根据煤质、工厂规模、联产化工产品等不同特点,来选择适宜的工艺路线,可以是煤的完全气化,也可以是煤的焦化。
- Taiyuan Dongsheng Gas Ltd. is a coking coke production, the recovery of production, city gas purification as one of the modern large-scale private enterprises. 太原市东盛煤气焦化有限公司是集焦炭生产、化产回收、城市煤气净化为一体的现代大型民营企业。
- Intelligent Vortex precession flowmeter is widely used in measuring various gas flow rate in petroleum, chemical, electricity and metallurgic industries and city gas supply. 智能旋进旋涡流量计可广泛应用于石油、化工、电力、冶金、城市供气等行业测量各种气体流量,是目前油田和城市天然气输配计量和贸易计量的首选产品。
- FRB is heat-shrinkable product designed and developed for anticorrosion &mending of welded crater of buried and aerial steel pipelines thermal insulation pipeline. FRB是专门为埋地式架空钢质管道已焊好的焊口防腐补口及保温管道设计研制的热缩制品。