Professional manufacture,focus on quality and service.We own more than 10 years of experience,fast and effcient communication save your time,we know what you need.


we can customize products to meet any demand of customer.We are standing by for any question of customer and make our service fast,efficient and satisfied


production line perform perfectly accroding to standard, our professinal staff and strict quality contorl can provide high quality with low price

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About Us

Build on 2005, Zhejiang Kanglong professionally make all kinds of Stainless Steel Pipes and Pipe-fittings who has accumulated the good reputation in the industry by our sincerity and responsibility. Our products are widely used in Petroleum, Chemistry, Marin, Shipbuilding, Machinery, Energy, Boiler&Heat-exchanger, Food and so on. The pipe and pipe-fittings yield can reach 15000 tons and 1800 tons per year by 135 workers. Based on "serious to products, sincerity to customers and responsibility to things", we are becoming more and more popular in the customers from all of the world.

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Our Services

We provide a comprehensive range of stainless steel pipe and techniques to create value for the Pipeline system industry.

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Stainless Steel Round Tubing is generally used for structural purposes and applications that range from aesthetic to highly functional.

Where corrosion resistance and machinability are required stainless welded tubing is most often employed.

Alloy tube offer excellent corrosion resistance in both aqueous and high temperature applications.

We look forward to serving your needs for excellent quality stainless components.

Our Popular Pipe

TP904L/UNS N08904
TP904L is a low carbon, high alloying austenitic stainless steel material designed for harsh corrosio...
UN S31803/ UN S32205 Duplex Stainless Steel Pipe
Austenitic-ferritic Duplex stainless steel pipe roughly has the same proportion both austenite and fe...
321 Stainless Steel Seamless Pipe
Type 321 is a standard austenitic 18/8 chromium nickel alloy with the addition of Titanium making it ...
347 stainless steel pipe
General Properties Alloy 347 is a stabilized, austenitic, chromium steel containing columbium which a...
316 Stainless Steel Pipe
CHARACTERISTICS 316 / 316L stainless steel pipe is used for applications that require the high streng...
Alloy 20 pipe
Ranging from chemical and pharmaceutical manufacturing to food processing, Alloy 20 pipe is an austen...
304 Stainless Steel Pipe
The most widely used of the stainless and heat resisting steels, 304 offers good corrosion resistance...
stainless steel pipe caps
Our high-quality and corrosion resistant butt weld caps come in various sizes and schedules to fit yo...

Good products from the pursuit of quality.
We look forward to serving your needs for excellent quality stainless components.

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We are World Leading
SS Pipe Firm

Kanglong steel is committed to the development and production of stainless steel pipe and pipe fittings, to provide users with high-quality stainless steel products from more than and 60 countries, Kanglong steel for the fluid industry to provide health and safety of stainless steel tube

  • Oil and Gas Industries
  • Power Plant
  • Mold Manufacture Industries
  • Boiler Equipment Industries
  • Pressure Vessel Industries
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Our Advantage

Efficient operation capability
Safe, stable, standard and efficient operation capability.
Thought Leadership
The company has advanced manufacturing equipment and testing equipment, strict "three program" management, a sound quality control system.
Excellent staff team
Professional, responsible, cooperative and innovative team of employees.
Good corporate reputation
Integrity, commitment, standardization, steady corporate reputation.

Latest News & Updates

How we do to improve ourselves?

Quality is always the hot point for each production enterprise....

The new office environment, the original working attitude

Good environment will push you think positively, guide everything positively and do everything more powerful!...

Regular Inspection for Pipe

Besides the quality control on each process, we also paied more attention on the inspection of finished pipes....

Development of UN S31803/ UN S32205 pipe for KANGLONG

Austenitic-ferritic Duplex stainless steel pipe roughly has the same proportion both austenite and ferrite phase. Austeni...


With the seriousness, sincerity and responsibility, our plant is developing step by step. 26th,Mar 2020, our plant- ZHEJI...

Why the same process, different products?

As the industry product, the process of stainless steel seamless pipe is nearly the same. However, why we the same proces...