Special Design for Suction Strainer - 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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We also provide item sourcing and flight consolidation solutions. We have now our very own manufacturing facility and sourcing place of work. We could provide you with nearly every kind of merchandise associated to our merchandise variety for High Quality Foot Valve Screen , Irrigation Air Vacuum Relief Valve , Plastic Pneumatic Valve , We can do your customized order to meet your own satisfactory! Our company sets up several departments, including production department, sales department, quality control department and sevice center, etc.
Special Design for Suction Strainer - 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.


Product detail pictures:

Special Design for Suction Strainer -
 piston ring – DONGYI detail pictures

Special Design for Suction Strainer -
 piston ring – DONGYI detail pictures


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The pretty loaded projects management experiences and one to a person support model make the high importance of business enterprise communication and our easy understanding of your expectations for Special Design for Suction Strainer - piston ring – DONGYI, The product will supply to all over the world, such as: French , Bolivia , Czech republic , Our company mission is that providing high quality and beautiful products with reasonable price and strive to gain 100% good reputation from our clients. We believe Profession achieves excellence! We welcome you to cooperate with us and grow up together.
  • The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
    5 Stars By Jean from Portugal - 2017.03.07 13:42
    Good quality and fast delivery, it's very nice. Some products have a little bit problem, but the supplier replaced timely, overall, we are satisfied.
    5 Stars By Ida from Bulgaria - 2017.09.16 13:44
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