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Usage and Features of Flat Gate Valves

Usage of flat gate valves Flat gate valves are a type of gate valves. Just like wedge gate valves, flat gate valves are mainly used to cut off media, instead of regulating flow of media inside pipelines. The advantages of flat gate valves include low fluid resistance, less labor, short face to face...

Properties and Advantages of Trunnion Mounted Ball Valves

A ball valve whose ball has a stationary shaft is called as trunnion mounted ball valve. Trunnion mounted ball valves are mainly used for high pressure and large dimension. Based on different installation of sealing ring on seat, trunnion mounted ball valves have two types of structure: ball forward...

Advantages of Triple Eccentric Hard Seal Butterfly Valves

Besides stem and disc two eccentricities, the sealing faces of disc and seat form an inclined platform which is the third eccentricity. When the valves turn off, disc is pushed forward due to eccentricity. Seat does not cause friction with seat during turning off and disc is pressed on seat directly,...

What Are Globe Valves?

Globe valves are a kind of valves that axis of stem is vertical to the sealing face of seat. The stem has relatively short stroke and reliable cutting off. Nevertheless, globe valves are quite suitable for cutting off or regulating media and throttling.   Once a globe valve opening, its seat does...

An American Oil Platform in Gulf of Mexico Exploded

It was reported that an American oil platform in Gulf of Mexico exploded on November 20, having caused one death and three injuries.   BSEE said that Fieldwood whose headquarter located at Houston,Texas reported that their oil platform which was 12 miles away from offshore of Louisiana exploded...

Bulgaria, Hungary Support South Stream Gas Pipe

South Stream gas pipe will be of great significance to realize diversified energy supply. Both Bulgaria and Hungary support to implement the program. That was the opinion published by Plevneliev, the president after meeting with J├ínos who visited to Bulgaria on November 11.   Plevneliev said...

Oil Future Price Grew Greatly for Oil Pipe Exploding

On Wednesday, closing quotation of oil future price in New York was 78.68 dollars per barrel, growing greatly by 1.9% and recovering from the lowest level in four years. It was considered as being caused by an oil pipe exploration in Saudi Arabia.   A security officer of Saudi Arabia disclosed...

Russia Withdrew Negotiation for Supplying Gas to Ukraine

It was reported that after failing to receive guarantee how Ukraine paying for bills, Russian representatives left assembly room, ending negotiation which was expected to settle disputes between Russia and Ukraine about gas price having been lasted for several months.   However, both European and...

Oil Prices May Decline for Oil Oversupply

For global oil sufficient supply, demands being affected by economic slowdown and demand slack season, since the early of June, American oil prices have fallen from 107 dollars per barrel to current 84 dollars per barrel. Although oil prices have declined a lot, current supply is still abundant. Adding...

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