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High Pressure Steel Pipe Coupling for Pipes

  • medium:Oil Water Gas
  • material:Ductile Iron
  • Surface Treatment:Spray or DIP Paint and Other Corrosion Resistant 
  • Technology:Casting, Forging
  • Certification: ISO9001
  • Material of Rubber Ring:EPDM/NBR
  • S13-108

  • Tontr

  • S13-108

  • Steel pipe connector

  • Groove connection

  • 1-24

  • Qingdao, China

  • 1.6MPa, 2.5MPa, 4MPa, 10MPa

  • 60000 tons/year

  • Regular is red/customizable

  • EPDM/Nitrile etc.


High Pressure Steel Pipe Coupling for Pipes

Product Type : High pressure Coupling

Listings and Approvals : ISO

Sizes : 1 inch to 12 inch (DN25 to DN300)


A proven dependable method of joining pipe and an economical alternative to welding, threading, or using flanges

It is capable of pressures up to 350 psi (24, 1 bar) depending on pipe size and wall thickness when used in fire protection services

Also available with tri-seal Grade "C" EPDM gasket for dry pipe fire protection systems, vacuum systems, and freezer applications

Provides a rigid joint by firmly gripping along the full circumference of the pipe grooves

Standard Grade "A" EPDMA pre-lubricated gasket, -30°F to 150°F (-34°C to 66°C)

For Use in Fire Protection Systems





The reason to choose us

1.rich manufacturing experience.

2.perfact 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 requirments.

4.Serve customers attentively.

(1)24-hour specially-assigned personal to solve problems for you.

(2)High production efficiency and punctual delivery.

(3)Perfect after-sales service


Usage method

1. Check the burrs at the end of the steel pipe

2. Lubricate the lip and back of the seal

3. Seal the trap like a tube end

4. Seal the trap into the other end of the steel pipe

5. Clamp into the pipe fitting

6.Stiffening bolt


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:What's your delivery time?

A:depending on the order quantity and your location,it will take about 15-30 days .

Q3:What are your payment terms ?

A:We accept 30%T/T in advance and 70%during shipment or at L/C sight.

Q4:Do you provide samples?

A:If you need some samples for testing ,we can make them according to your requiements.Samples will be prepared and sent by express within a week, usually arriving within 4-7days .You need to pay for the sample and sipping fee.

Q5:Can you design and manufacture specifically for customers?

A:Of course.Our design and development personnel can design and produce proucts according to your needs.

Q6:Could we pay a visit to your factory?

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


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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