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Ductile Iron Asia Grooved Coupling Suppliers

medium:Water, Steam, Oil, Oil-Water Mixture, etc
material:Ductile Iron
Surface Treatment:Spray or DIP Paint and Other Corrosion Resistant 
Technology:Casting, Forging
Certification:FM UL ISO9001
Material of Rubber Ring:EPDM/NBR
  • S30-76.1

  • Tongte

  • S30-76.1

  • pipe connector

  • Groove connection

  • 1-24

  • Qingdao, China

  • 20-40Mpa

  • 60000 tons/year

  • Regular is red/customizable

  • EPDM/Nitrile etc.


Ductile Iron Asia Grooved Coupling Suppliers

Our product:

1.For steel  pipes or almost any other rigid pipe material.

2.   In the form of wide range couplings,are designed to join pipes of various outside diameters with the same or different nominal bore.

3.   16~20MPA operating pressure.

4.   The ability of universal coupling to join dissimilar pipe materials is a bonus feature in both repair or permanent situations.

Material specification:

  • Case: ductile iron

  • Rubber gasket: according to the conveyor belt medium selection of different materials of rubber ring. EPDM, rubber, butyl fine and other materials can be customized.

  • Bolts and nuts: Stainless steel bolts and nuts, carriage bolts according to international standard models. The nut is made of SS304 material.

  • 特高压19009562e427b25355f59a270918721f微信图片_202304181542171

Company profile 

Qingdao Tontr pipeline System Co., LTD

The company mainly develops and produces remote liquid supply projects. 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 has about 100 personnel, with independent technology research and development department, quality inspection department, production department customer service department and other departments. Three steel pipe research and development and production equipment, dozens of various types of molds, more than 50 test equipment.

The company mainly develops and produces remote liquid supply system. For steel pipe couplings, the first developed double groove ultra-high pressure coupling operating environment up to 20 mpa, three groove ultra-high pressure coupling operating environment up to 40 mpa. Generally used in the coal industry (all mining products have obtained coal safety certification).

Tontr products are distributed througho ut China's major coal mining groups. All products have coal safety certification and passed the standard for mining products. The longest long-distance liquid supply system sold is 6000 meters. No product quality problems during use.

Choose our strengths

Product advantages

1. Product quality assurance. From raw materials to finished products, every process needs to be inspected by quality inspectors.

2. Strong pressure bearing capacity. The product has been updated over several generations to withstand higher pressures and become lighter.

3. The product will be suppressed before leaving the factory, and can be shipped after passing the test.

Company advantages

1. Have their own production workshop, the production process can be detected in real time.

2. Direct delivery from the manufacturer to reduce intermediate links and reduce middlemen to earn the difference.

3. The company provides program design, installation guidance and other services.

  • Are u a manufacturer?
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    We are specialized in the production of pipe and various series of couplings and other pipe fittings manufacturers. We supply couplings for the wholesalers and dealers from different countries.
  • How does your factory do regarding quality control?
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    1) Firstly, we have specialized QC department to control the quality, and we also accept the third official government to inspect the cargoes before delivery.
    2) Secondly, we have all detailed records for nonconformity products, then we will make summary according to these records, avoid it happen again.
    3) Thirdly, We do observe the relevant codes of conduct & laws from government in environment, human right aspects like no children labor, no prisoner labor and so on.
  • Can I have a sample order ?
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    Yes. We welcome sample order to test and check quality. Mixed samples are acceptable.
  • Why choose us?
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    We are a verified supplier and creditable company on Made-in-China, Genuine produces with excellent quality and competitive price, we are focusing on the long term relationship with customers, Genuine produces with excellent quality and competitive price. After-Services will be highly-satisfing.
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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