Page 50 of Latest News, Dates, Events, Press, Articles

The differences between a double and a triple offset butterfly valve

The differences between a double and a triple offset butterfly valve

  • Dec 02,24
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Butterfly valves are like ball valves however have a few focal points. They are small and when activated pneumatically, they open and close rapidly. The plate i

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The travel of Dervos in Qinghai Province

The travel of Dervos in Qinghai Province

  • Dec 02,24
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Last week, Dervos organized a travel to Qinghai province, a famous place for its natural scenery and flocks of sheep and cattle. The first stop of this journey

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Valve welding inspection

Valve welding inspection

  • Dec 02,24
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Valve welding inspection generally consists of following two parts: 1. Document review: 1.1 WPS(WELDING PROCEDURE SPECIFICATION), PQR, welder qualification WPQ

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Application range and selection of ceramic ball valves

Application range and selection of ceramic ball valves

  • Dec 02,24
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China is a country with an energy structure dominated by coal. Air pollution is a soot-type pollution. Dust, sulfur dioxide (SO2) and nitrogen oxides (NOX) are

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DJ Total Enters Russian Arctic LNG 2 Project

DJ Total Enters Russian Arctic LNG 2 Project

  • Dec 02,24
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On May 24, it was reported that the France's Total has signed a agreement with Novatek to buy a 10% stake in Russian Arctic LNG 2 Project. This move has do

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Brief introduction for t-body construction globe valve

Brief introduction for t-body construction globe valve

  • Dec 02,24
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The basic body forms for globe valve is T-body type, Angle type, Y pattern type. But T-body type is the most widely used in industrial pipelines. T-type valve b

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Datong held a signing ceremony with IMF

Datong held a signing ceremony with IMF

  • Dec 02,24
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On May 29, Datong Mutual Group Co., Ltd. officially held a signing ceremony with the world's top casting equipment supplier Italy IMF (Emfo) Group Co., Ltd.

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3 way sanitary butterfly valves

3 way sanitary butterfly valves

  • Dec 02,24
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Stainless steel 3-way sanitary butterfly valves are engineered and developed for use in applications that necessitate a sterile, clean environment. Common produ

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The flow direction of globe valves

The flow direction of globe valves

  • Dec 02,24
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The globe valve is designed for low inlet and high outlet. The purpose is to make the flow resistance small and save effort when opening the globe valve. At the

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Lukoil puts Iran plans on hold due to threat of U.S. sanctions

Lukoil puts Iran plans on hold due to threat of U.S. sanctions

  • Dec 02,24
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MOSCOW,  (Reuters) - Lukoil, Russia's second-biggest oil producer, said on Tuesday it had decided not to go ahead with plans to develop projects in Iran at

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The first day of DERVOS 10th ANNIVERSARY

The first day of DERVOS 10th ANNIVERSARY

  • Dec 02,24
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This is the first day of our Tenth Anniversary.It began from Guests Airport Pick-up. Wendy and Yvonne are in charge.Wendy and Yvonne spent the whole day

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The Second Day of DERVOS' 10TH ANNIVERSARY

The Second Day of DERVOS' 10TH ANNIVERSARY

  • Dec 02,24
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This is the second day of our Tenth Anniversary.Guests gathered at the hotel lobby early in the morning.Then we took a bus to Datong Reciprocity Grou

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