China Cheap price Wholesale Pneumatic Air Interlock Valve - piston ring – DONGYI

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Tribologically advantageous materials Gas-tight construction for low-molecular-weight gases piston rings seal the gas in the compression chamber of reciprocating compressors. They are customized, in terms of design and material, to the respective application conditions in refineries, the natural gas industry, as well as the petrochemical and chemical industries. The precisely manufactured rings also allow reliable operation with a long service life in industrial air production and many areas...


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China Cheap price Wholesale Pneumatic Air Interlock Valve - piston ring – DONGYI Detail:

Tribologically advantageous materials
Gas-tight construction for low-molecular-weight gases

piston rings seal the gas in the compression chamber of reciprocating compressors. They are customized, in terms of design and material, to the respective application conditions in refineries, the natural gas industry, as well as the petrochemical and chemical industries. The precisely manufactured rings also allow reliable operation with a long service life in industrial air production and many areas of process engineering.

Piston rings, rider rings and bands are manufactured in various designs:

One-piece or segmental straight
Angle cut
Step cut
Twin Ring™
Double Twin Ring™
Two Segment
Pressure balanced
designs rings and has developed specific combinations for particularly problematic and demanding applications. This has also included numerous successful conversions from lubricated to non-lubricated operation.Pressure balanced rings are available, when deemed appropriate for high pressure applications and piston/rider ring combinations are also available for more specific applications.

Large diameter piston rings up to 47” (1200mm) are custom manufactured for special requirements. A range of metallic piston and rider rings are also manufactured, using selected grades of bronze or cast iron, where operational requirements dictate.


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China Cheap price Wholesale Pneumatic Air Interlock Valve -
 piston ring – DONGYI detail pictures

China Cheap price Wholesale Pneumatic Air Interlock Valve -
 piston ring – DONGYI detail pictures


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We constantly carry out our spirit of ''Innovation bringing advancement, Highly-quality guaranteeing subsistence, Administration selling advantage, Credit rating attracting buyers for China Cheap price Wholesale Pneumatic Air Interlock Valve - piston ring – DONGYI, The product will supply to all over the world, such as: UK , Cairo , South Africa , "Good quality, Good service " is always our tenet and credo. We take every effort to control the quality, package, labels etc and our QC will check every detail during producing and before shipment. We have been willing to establish long business relationship with all those who seek the high quality products and good service. We've got set up a wide sales network across European countries, North of America, South of America, Middle East, Africa, East Asia countries.Please contact us now, you will find our expert experience and high quality grades will contribute to your business.
  • The supplier abide the theory of "quality the basic, trust the first and management the advanced" so that they can ensure a reliable product quality and stable customers.
    5 Stars By Amy from Montpellier - 2017.08.18 11:04
    The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
    5 Stars By Elva from Estonia - 2018.07.26 16:51
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