Home » Products » Grooved Coupling » Ultra High Pressure Coupling » Externally sprayed high pressure pipe connector


Share to:
facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
whatsapp sharing button
sharethis sharing button

Externally sprayed high pressure pipe connector

Sales mode:Wholesale
Material:Ductile iron/Cast iron
Anticorrosive method:Spray /As buyer's requirements
Rubber ring material:EPDM/FKM/NBR
  • S20-88.9


  • S20-88.9

  • Ultra High Pressure Coupling

  • Groove

  • 1"~24"

  • Qingdao, China

  • 16~20MPa

  • 60000 tons/year

  • Red/Can Customize


High Pressure Couplings for Piping Systems


  1. Grooved ultra-high pressure pipe coupling is suitable for mining, Marine and other high pressure pipe system.

  2. It is a double-grooved pipe coupling that can withstand a pressure of 20Mpa.

  3. The shell is made of ductile iron, according to ASTM A536 65-45-12

  4. The sealing gasket adopts a special E-type design to perfectly match the size of the pipeline, buffer the impact pressure, and achieve a better sealing effect.

  5. Bolts/nuts are made of heat-treated high-strength carbon steel with mechanical properties of 8.8 grade.

  6. The bolt adopts the American standard oval neck, the nut adopts the flange face to prevent loosening, easy to install and disassemble.

  7. It has the advantages of compensating displacement and centering, sound insulation and vibration reduction, elasticity and adjustability, corrosion resistance and pressure resistance, easy installation and disassembly, etc.

  • EPDM: Temperature range -34 ° C to +110 ° C. Recommended for indoor hot water service

    The specified temperature range plus various dilute acids, oil-free air and many chemical services. Not recommended for oil service.

  • Fluororubber: Temperature range -60 ~ +250℃.

    Can be used for a variety of strong acid and base, steam, hot air, hot oil and other fluid transportation and sealing, can also be used for household appliances, lighting, medical equipment


Qingdao Tontr pipeline System Co., LTD


  Qingdao Tontr Pipeline System Co., Ltd. is a company integrating design, development, production and sales. The factory covers an area of 10,000 square meters and has more than 100 employees. With the support of new and old customers, our product range has expanded to more application environments. All products are produced in accordance with GD, ASTM and other standards and specifications.



1. All our workers own rich experience to ensure the export smoothly and make you feel sincere service before, during and after the purchase.

2. Our factory can customize according to your requirements and report the production progress to you at any time.

3. High output, you can get the earliest goods.

4. The factory sells directly, removes the middleman and earns the difference, allowing you to get the best price.

5.We have the specialized after-sales service to solve the quality problems in time.




1.7*24 Hours Service
Have an excellent after-sales service team to ensure that the first time to solve customer after-sales problems.
2.Mature team
We have an excellent technical team, which can be designed according to customers requirements.
3.Expertise in type
Have their own factory and production line, offering preferential prices.
1.0.1 FAQ

Q1:Are you a manufacturer?

A:Yes,we are a manufacturer,and our products have been certified by ISO and our other international management systems.

Q2:What's your delivery time?

A:depending on the order quantity and your location,it will take about 15-30 days .

Q3:Do you provide samples?

A:If you need some samples for testing ,we can make them according to your requirements.Samples will be prepared and sent by express within a week, usually arriving within 4-7days .You need to pay for the sample and sipping fee.

TONTR is located in the beautiful coastal city of Qingdao. It is a professional national-level high-tech industry engaged in the design, development, manufacture and sales of high-pressure pipeline systems.

Quick Links

Product Category

Contact Us
Copyright @ 2023 Qingdao Tontr Pipeline System Co., Ltd. All rights reserved.  Sitemap  | Support By Leadong