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Heat-sealed Carbon Steel Grooved Pipe Coupling

Sales mode:Wholesale
Material:ductile iron/cast iron/steel
  • S13-76.1


  • S13-76.1

  • high pressure coupling

  • Groove connection

  • 1"~12"

  • Qingdao, China

  • less pressure

  • 60000 tons/year

  • Regular is red/Can Customize


Heat-sealed Carbon Steel Grooved Pipe Coupling

Product composition: A complete set of coupling is composed of two shells, two bolts and nuts, and a sealing rubber ring.

Adaptive range:Grooved high pressure pipe coupling is suitable for fire fighting, mining, ships and other high pressure piping systems.

It is a single grooved pipe coupling that can withstand pressure of 10Mpa.

Models and advantages of each component:

The shell is made of ductile iron, according to ASTM A536 65-45-12


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.


Bolts/nuts are made of heat-treated high-strength carbon steel with mechanical properties of 8.8 grade.

The bolt adopts the American standard oval neck, the nut adopts the flange face to prevent loosening, easy to install and disassemble.


It has the advantages of compensating displacement and centering, sound insulation and vibration reduction, elasticity and adjustability, corrosion resistance and pressure resistance, easy installation and disassembly, etc. 




1. Professional techincal team:we have an excellent techincal team,which can be designed according to customers requirements.

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

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

4.Serve customers attentively.

5. Reasonable price:Have their own factory and production line,offering preferential prices.Easy to realize large quantities of goods.to provide you with.

company covers
total investment
standardized workshops
Economy is more affordable
Our company is a national high-tech enterprise specializing in the design, development, manufacturing and sales of high pressure pipeline system.
The company has passed the international management system certification.
The main products are long distance liquid supply system.
The company has solved the connection and installation of pipeline system for many large state-owned enterprises, and has won wide praise from customers.
The pursuit of product quality, intentions to serve customers is our company's philosophy.


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: Can we take sample for quality check?

A: Definitely.  You can advise the model number and we will prepare the sample within 7 days.

Q3: How long is your delivery time?
A:Usually it's 15-30 days all the best or it's more than 30 days according to the quantity.

Q4: 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.

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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