OEM/ODM Manufacturer Valve Crosshead 123558 - 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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OEM/ODM Manufacturer Valve Crosshead 123558 - 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:

OEM/ODM Manufacturer Valve Crosshead 123558 -
 piston ring – DONGYI detail pictures

OEM/ODM Manufacturer Valve Crosshead 123558 -
 piston ring – DONGYI detail pictures


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We always believe that one's character decides products' quality, the details decides products' high-quality ,together with the REALISTIC,EFFICIENT AND INNOVATIVE crew spirit for OEM/ODM Manufacturer Valve Crosshead 123558 - piston ring – DONGYI, The product will supply to all over the world, such as: Sheffield , Portugal , Belgium , It is our customers' satisfaction over our products and services that always inspires us to do better in this business. We build mutually beneficial relationship with our clients by giving them large selection of premium car parts at marked down prices. We provide wholesale prices on all our quality parts so you are guaranteed greater savings.
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    5 Stars By Elaine from The Swiss - 2018.12.10 19:03
    Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
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