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Tontr 6” 316 Stainless Steel pipe Coupling Grooved fitting

Sales mode:Wholesale
Material:Ductile iron/Cast iron
Anticorrosive method:Spray /As buyer's requirements
Rubber ring material:EPDM/FKM/NBR
  • S10S-168.3


  • S10S-168.3

  • Stainless Steel Coupling

  • Groove

  • 1"~24"

  • Qingdao, China

  • 16~20MPa

  • 60000 tons/year

  • Red/Can Customize


Tontr 6” 316 Stainless Steel pipe Coupling Grooved fitting


  1. Stainless steel pipe coupling is made of stainless steel and has good corrosion resistance.

  2. It has the characteristics of high strength, good toughness and good mechanical properties.

  3. According to the precision casting process, the precision of the size is guaranteed.

  4. The sealing gasket adopts a special C-type design, perfectly matching with the pipe size, cushioning the impact pressure and achieving a better sealing effect.

  5. Stainless steel bolts and nuts are carriage bolts and flange nuts according to international standard models.

  • 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.

  • Silicone rubber: Temperature range -40ºC to +177ºC. Recommended as drinking water,

    Hot water, hot air and some hot chemicals. Not recommended for oil service.

  • Nitrile rubber: Temperature range -29ºC to +82ºC. Recommended for petroleum products,

    Air containing oil vapor, vegetable oil and mineral oil within a specified temperature range. Hot water is not recommended


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 company has independent Marketing Department, professional technical department, strict quality inspection department, experienced production department, customer service department and other departments. The technical department is responsible for the product design scheme, bidding document manufacturing, new product development, process transformation, etc. The quality control department is responsible for raw materials entering the factory, production process inspection and finished product inspection. The customer service department is responsible for the actual environmental survey, after-sales installation training and other projects.

China's longest long-distance liquid supply project 6000 meters, the mountain environment is difficult, this project is by our company independent research and development, design and production, and finally put into use. And to think that there are no quality problems.


Choose our company 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.



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:Could we pay a visit to your factory?

A:Yes ,You are always welcome to our factory.

Q3: How can I become your distributor or agent?

A: You can send your company profile and reference list to our sales manager.

Q4: What are your main products?
A: We specialize in producing a wide range of valves, elbows, flanges, Tee, Cross, gaskets etc.

Q5: 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.

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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