Popular Design for Discharge Globe 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.
Product detail pictures:
Related Product Guide:
What’s a 2/2 Compressed Air Valve?
What’s a 3/2 Compressed Air Valve?
Our business puts emphasis over the administration, the introduction of talented staff, plus the construction of employees building, striving hard to boost the standard and liability consciousness of staff members. Our corporation successfully attained IS9001 Certification and European CE Certification of Popular Design for Discharge Globe Valve - piston ring – DONGYI, The product will supply to all over the world, such as: Libya , Iran , California , We supply professional service, prompt reply, timely delivery, excellent quality and best price to our customers. Satisfaction and good credit to every customer is our priority. We focus on every detail of order processing for customers till they have received safe and sound products with good logistics service and economical cost. Depending on this, our products are sold very well in the countries in Africa, the Mid-East and Southeast Asia. Adhering to the business philosophy of ‘customer first, forge ahead', we sincerely welcome clients from at home and abroad to cooperate with us.
By Dominic
from Qatar
- 2017.05.02 11:33
The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
By Karen
from Peru
- 2018.06.21 17:11
