Half of an eccentric valve is commonly used as a valve, and its main characteristic is small resistance, simple structure, small volume, solve the old problem such as ball valve switch friction, seal wear. Half of an eccentric valve in the pipeline can rise to adjust the medium and heavy cutting off, with strict conditions, half of an eccentric valve selection requires special attention.

1 half of an eccentric valve selection manual, oil, natural gas transportation director line, need cleaning the pipeline, and to be buried in the ground, the selection of full size, full welded ball valve structure; Buried in the ground, choose the full size welded ball valve connection or flange connection; Branch, choose flange connection, welding connection, the menstruation or reducing valves. 2, product oil pipeline and storage equipment, use flange connection of the ball. 3, city gas and natural gas pipelines, selection of floating ball Industrial Valves flange connection and internal thread connection. 4 in the oxygen in the pipeline system, metallurgy system, appropriate chooses strict degreasing process, flange connection of the fixed ball ball valve. 5, the pipeline system and device of medium to low temperature, appropriate chooses and cryogenic ball valve bonnet. 6, refining unit of catalytic cracking unit of piping system, can choose lifting lever type ball valve. 7, the chemical industry system in acid and alkali corrosive medium, such as equipment and piping system, appropriate chooses austenitic stainless steel, teflon for stainless steel ball Industrial Valves seat sealing. 8, metallurgy system, power system, petrochemical plant, city heating system in high temperature medium pipeline system or device, can choose a metal to metal sealed ball valve. 9, the need for flow control, can choose the worm gear and worm drive, pneumatic or electric regulating ball valve with v-shaped opening. Through the above 9 half of an eccentric valve selection techniques can choose the right half of an eccentric valve, if you want to be more simple to choose the appropriate half of an eccentric valve valve can contact for the technician's support.
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