Price Sheet for Douplex Stainless Steel Needle Valve - PEEK throttle ring – DONGYI Detail:
PROTECTING NON-METALLIC SEALING RINGS
Protection of non-metallic sealing rings from extruding
Allows the use of PTFE as a sealing ring at high pressures
Materials available for all fields of applications
back-up rings are used to prevent non-metallic sealing rings from extruding into the space between the piston rod and packing cup. Back-up rings, which are typically made of cast iron or bronze material, seal only the end face of the packing case cup. The bore hole has a small clearance from the piston rod. They are suitable for all fields of application in the process, natural gas, or food industry.
Product detail pictures:
Related Product Guide:
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"Control the quality by the details, show the strength by quality". Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for Price Sheet for Douplex Stainless Steel Needle Valve - PEEK throttle ring – DONGYI, The product will supply to all over the world, such as: Belize , Lithuania , Sao Paulo , With more than 9 years of experience and a professional team, we have exported our products to many countries and regions all over the world. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
By Sarah from Greek - 2018.07.27 12:26
In general, we are satisfied with all aspects, cheap, high-quality, fast delivery and good procuct style, we will have follow-up cooperation!
By Geraldine from UAE - 2017.07.28 15:46