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Tontr Series Standard Flexible Coupling 6inch Grooved End Ductile Iron

  • S10-159

  • Tontr

  • S10-159

  • 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

This product joins standard roll grooved and cut grooved pipe

Provides a flexible pipe joint with allows for expansion, contraction and deflection

Operating temperature dependent upon gasket and/or seal selection

Exclusively for use with pipe and Victaulic products which feature ends formed with the Victaulic OGS grooved profile

EPDM gasket

Other materials please contact Tongchuang

Carbon steel bolts/nuts


End Style:Grooved

Finish:Orange/Red Enamel

Fitting/Connector Type:Coupling

Material:Ductile Iron

Nominal Size:6 inch

Pressure Rating:2.5MPa

Type:Standard Flexible

Coupling parameters



1. Diversity of material selection. Shell materials can be selected ductile iron, cast steel, stainless steel and other materials.

2. Variety of color choices. The outer surface of the pipe card adopts the way of thick coating plastic, which can ensure the appearance of the product and achieve the function of corrosion resistance. Spray color has black, red, orange, green and other colors to choose from.

3.Perfect equipment.kinds of production equipment more than 80 sets, professional inspection,testing equipment more than 50sets

4.Strict quality control.Product manufacturing quality in accordance with ISO9001 quality management system requirements.

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


Company profile

Qingdao Tontr Pipeline System Co., Ltd. was established in 2015. The establishment period is not long, but the technicians are engaged in the pipeline industry for more than 20 years. And multi-groove products are independently developed and widely used in the market.

The transfer of the emulsion or water to the desired place through a certain pressure. It is often used in fire fighting, coal mining, shipbuilding and other industries.

The company's products will be introduced below. The company is mainly engaged in plumbing systems. Often used in coal mine face, oil, Marine ships and so on. Pipe system includes components: special process corrosion resistant steel pipe, steel pipe coupling, gate valve, pipe fittings (positive tee, elbow, accumulator, diverter, etc.).

Both steel pipes and components are connected through grooves. I know that many countries continue to use flange connections. We use the groove connection compared to the flange covers less area, the installation of bolts and nuts are reduced, the use of the groove connection can withstand greater pressure. Therefore, compared with the flange connection and groove connection, there is no harm.

I thought you might be worried about the installation. Please don't worry. We have professional customer service staff. First of all, the product is equipped with corresponding instructions for use. Secondly, our customer service staff will come to the scene to explain. It is best that the customer service staff will carry out the installation and debugging until the product is put into use and the customer acceptance is completed.

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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