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Grooved Pipe Fitting Flexible Coupling 76.1 Mm for Pipline Connecting

  • S10-76.1

  • Tontr

  • S10-76.1

  • Steel pipe coupling

  • Groove connection

  • 1"~24"

  • Qingdao, China

  • 1.6MPa, 2.5MPa, 4MPa, 10MPa

  • 60000 tons/year

  • Regular is red/customizable

  • EPDM/Nitrile etc.


Grooved Pipe Fitting Flexible Coupling 76.1 Mm for Pipline Connecting

Ductile iron flexible couplings for grooved grooved piping system 350psi 2.4MPa

1.  Specifications

Size range (Diameter): DN25 to DN400

Operation temperature range: -50 ℃ to 150 ℃


2.  Description

Quick connectors housing material:Ductile iron to ASTM A536

Surface finish: Antirust painting red or blue

Hot dip zinc galvanized

Epoxy powerder

Gaskets or seals:

The gasket seals is C-shaped, made of standard gasket EPDM (ethylene propylene diene monomer) for cold water, hot water, rare acid, oilfree air and multiple chemical product (-50~150 ).

It is not suitable for medium like petroleum


Round head, elliptoid-neck, carriage bolts, type carbon iron plated with zinc or dacromet.

3.  Applications

Clean water

Reverse osmosis | RO system, Ultrafiltration | UF system, seawater desalination,

Waste water

Water treatment, waste water treatment, seawater desalination, effluent treatment plant

Grooved piping

Fire protection, industrial construction, maritime, mining, oil, gas and chemical, power generation

4.   Competitive advantage

AutoCAD is used to design products and optimize structures

Cast Process Design by by Castsoft CAD and CAE

Strict Manufacturing Process control

Quality Control Of The Casting Material

Metar Material Laboratory for test of compositional, metallographic & mechanical property

Perfect apperance

Strict test standard compliance to UL213 and FM1920

Strict standard for sealing gaskets production and material test.

Tag: grooved piping system, water stop valve, high pressure needle valve


Product advantages

1. Have a dedicated customer service team. Pre-sales customer questions, after-sales problems, we can send people to solve at any time.

2. Professional technicians. Engaged in the pipeline industry for more than 20 years, has rich experience in R & D and production.

3. There are strict quality inspection personnel. From the raw materials into the factory to the finished products are strictly inspected by quality inspection personnel.

4. With internal physical factory, both product quality and product price can be controlled independently.


Installation method

1.First check the end of the steel pipe that needs to be connected together for burrs and defects

2.Next, apply lubricating oil to the lips and outside of the sealing rubber ring

3.Then first put a section of steel pipe into the sealing rubber ring

4.Then put the other end that needs to be connected together into the sealing rubber ring.

5.Put the housing of the coupling on the outside of the sealing rubber ring

6.Finally tighten the bolts and nuts


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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