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Grooved Fitting Ultra High Pressure Pipe Coupling

Components: two shells, one sealing rubber ring, four bolts and nuts
Shell material: ductile iron, cast steel or other material
Sealing rubber ring: EPDM, nitrile, fluorine rubber
Bolts and nuts: American standard oval bolts, flange nuts
  • S20-108

  • Tontr

  • S20-108

  • Steel pipe connector

  • Groove connection

  • 2"~12"

  • Qingdao, China

  • 1.6MPa, 2.5MPa, 4MPa, 10MPa

  • 60000 tons/year

  • EPDM/Fluorine/Nitrile


Grooved Fitting Ultra High Pressure Pipe Coupling

Product details:

Housing are made of Ductile Iron conforming to ASTM A536, Gr. 65-45-12 or Stainless steel (304L & 316L).

Coupling is supplied with an EPDM gasket and two pairs of bolts and nuts.

Bolts are heat treated and conform to the requirements of ASTM A183 and Nuts to ASTM A194.

Available in sizes 1” through 16” diameters.

Couplings are painted orange or red, or as an option can be supplied hot dipped zinc galvanization & coated with rust inhibiting paint. Other coatings by special request are available

Products are listed, approved and or certified.

Process looked like this:

  1. Check the burrs at the end of the steel pipe

  2. Lubricate the lip and back of the seal

  3. Seal the trap like a tube end

  4. Seal the trap into the other end of the steel pipe

  5. Clamp into the pipe fitting

  6. Stiffening bolt


Product advantages:

1.Safety performance: Groove connection mode, automatic precision casting or precision forging forming, high dimensional accuracy, excellent physical properties, safer use.

2.Weight reduction: The same 89 mm connector can reduce the weight by 50% compared to the flange connection.

3.Save time: The number of bolts and nuts in the grooved steel pipe connector is reduced compared with the flange, greatly reducing the installation steps.

4.Space saving: No flanges take up less space, and more pipes can be installed in the same space.

5.The price is good:Products are sold directly from manufacturers to customers, reducing middlemen to earn the difference.

6.One-stop service

About the pipeline products customers can buy all in our company, no need to look around.


Q: What are your main products?

A: We specialize in producing a wide range of valves, elbows, flanges, Tee, Cross, gaskets etc.

Q: Do you provide samples? Free or charge?
A:Yes, we'd like to offer you samples but you have to cough up dough for shipping.

Q: About packing?
A: Depending on the properties of the product, choose its appropriate packaging to protect the item from damage and allow you to purchase at ease.
Q: About color difference?
A:  All products are shot in real objects, and there will be a slight degree of color difference between the real thing and the picture due to the shooting light, the color value bias of the display, and the individual's understanding of color. Colour is subject to the goods received.
Q: What size can your company produce?
A: We have all the common sizes on the market. In addition, we can also customize according to your needs, whether its size or material.

Welcome interested friends to consult and exchange

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.

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