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Tontr 5" 304 Grooved Stainless Steel Pipe Tubes

Sales mode:Wholesale
Material:Stainless Steel
Anticorrosive method:spray/As buyer's requirements
  • Φ141.3


  • Φ141.3

  • Stainless Steel pipe

  • Grooved

  • 1"~24"

  • Qingdao, China

  • 0.6~42MPa

  • 60000 tons/year

  • Can Customize


Tontr 5" 304 Stainless Steel pipe tubes

Product Description:

Stainless steel pipe and tube sizes and grades

Octal supply range for the stainless steel pipe and tube:

Standards: ASTM A321, ASTM A213, ASTM A269, ASME SB677

Duplex stainless steel pipe standards: ASTM A789/ ASME SA 789.  ASTM A790/ ASME SA 790

Material: AISI 304, 304L, 316, 316L

Outer Diameter: 5.8 – 508mm,

Wall Thickness: 0.3 – 50mm

Manufacturing types and processes

1.  Seamless Hot Rolling Processes

Round Pipe Billet → Heating → Perforation → Three Roll Skew Rolling, Continuous Rolling or Extrusion → Off Pipe → Sizing (Or Reducing Diameter)→ Cooling → Billet → Straightening → Water Pressure Test ( Or Flaw Detection) → Marking → Storage

2.  Seamless Cold Rolling (Cold drawn) Processes

Round Pipe Billet → Heating → Perforation → Head → Annealing → Pickling → Oil (Copper) → Multi Pass Drawing (Cold Rolling) → Billet → Heat Treatment → Straightening → Water Pressure Test → Marking → Storage

3.  Longitudinal welding (Straight seam welding) processes

Including ERW, EFW.


Manufacturers sell high quality stainless steel pipes


1. Our company can provide processing grooving, thread, pickling phosphating, lining stainless steel, spray painting and other related processing services.

2. Seamless steel pipe has good sealing performance, high pressure, strong resistance to pulse and vibration, and small pressure loss when conveying fluid.

3. The processing size and tolerance of the pipeline shall meet the relevant requirements of GB/T17395 and GB/T8163 latest standards.

Company profile


Qingdao Tontr Pipeline System Co., Ltd. is a company integrating design, development, production and sales.

The factory covers an area of 10,000 square meters and has more than 100 employees. With the support of new and old customers, our product range has expanded to more application environments. All products are produced in accordance with GD, ASTM and other standards and specifications.


The annual production of the company is about 15,000 tons. Products are widely used in petrochemical, shipbuilding, coal pipeline, municipal construction and other industries.

Our company has obtained the national industrial production license, and can provide design solutions and customized pipeline systems according to different requirements of customers and the use of environment. Our company always put product quality in the first place, product quality zero defect is our company goal.



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:Do you provide samples?

A:If you need some samples for testing ,we can make them according to your requirements.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.

Q4:Can you design and manufacture specifically for customers?

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

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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