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2023-3-3Hard seal butterfly valve refers to the hard seal with metal materials or other hard materials on both sides of the sealing pair.
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2023-2-24Knife gate valve can only be used to cut off rather than to throttle, and gate valve can throttle or switch.
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2023-2-17On February 10, the prosperity index of the petroleum and chemical industry was officially released in January.
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2023-2-10On January 20, the National Energy Administration announced the top ten landmark achievements of national oil and gas exploration and development in 2022.
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2022-12-16Installation environment and maintenance precautions of butterfly valve
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2022-12-9304 austenitic stainless steel (new standard 06Cr19Ni10 steel, old standard 0Cr18Ni9 steel) is widely used in petrochemical, metallurgical machinery,
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2022-12-2From the perspective of the current challenges faced by China's development, the high-quality development model with safety as the core is the basis for rejuvenating the country.
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2022-11-25It is reported that by 2045, the global oil industry will need to invest 12.1 trillion US dollars, which is equivalent to an annual investment of more than 500 billion US dollars to meet the global oil and gas demand.
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2022-11-18The installation of safety and relief valves in pressure vessels and the use of stop valves upstream and downstream are considered to be the last line of defense for equipment with internal pressure greater than atmospheric pressure.
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2022-11-12Electric gate valve is a widely used valve, which is mainly used in analog quantity regulation of medium flow in liquid, gas and air systems.
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2022-11-4Bottle to pipe, that is, changing bottled liquefied gas into pipeline natural gas, is an important work to prevent gas safety risks.
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2022-10-28Energy is the cornerstone of economic development. Over the past decade,
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2022-10-21In winter, the temperature drops rapidly, and the valve often freezes. At this time, if it is not handled, the pipeline will be prone to failure.
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2022-10-14When using the relevant mechanical equipment, if some wrong methods are used, the equipment will be seriously injured.
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2022-10-7As a clean, efficient, safe and sustainable new energy, hydrogen energy has become an important direction of low-carbon energy development and transformation.