High Quality Mud Pump And Parts Manufacturer In China - 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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With this motto in mind, we've got become among essentially the most technologically innovative, cost-efficient, and price-competitive manufacturers for Ball Valve Lever Handle , Valve Crosshead , Packing Assembly , We are going to provide most effective quality, quite possibly the most current market aggressive rate, for each and every new and outdated consumers with the most great environmentally friendly solutions.
High Quality Mud Pump And Parts Manufacturer In China - 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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High Quality Mud Pump And Parts Manufacturer In China -
 piston ring – DONGYI detail pictures

High Quality Mud Pump And Parts Manufacturer In China -
 piston ring – DONGYI detail pictures


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As for aggressive price ranges, we believe that you will be searching far and wide for anything that can beat us. We can easily state with absolute certainty that for such high-quality at such price ranges we're the lowest around for High Quality Mud Pump And Parts Manufacturer In China - piston ring – DONGYI, The product will supply to all over the world, such as: Vancouver , Indonesia , Bhutan , By adhering to the principle of "human oriented, winning by quality", our company sincerely welcomes merchants from at home and abroad to visit us, talk business with us and jointly create a brilliant future.
  • The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Frederica from Seattle - 2018.12.11 14:13
    Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
    5 Stars By Mavis from Austria - 2017.02.18 15:54
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