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Your Leading Stainless Steel Tube Supplier

GNEE is a professional supplier of austenitic stainless steel, super austenitic stainless steel, duplex steel, super duplex steel and other materials. The product implementation standards include: national standard, American standard, Japanese standard, German standard, European standard, Russian standard, etc. At the same time, non-standard products can be customized according to customer requirements.

304 304L Stainless Steel Round Tube
Name:304 304L stainless steel pipe. Type:Seamless/welding. Technique:Cold rolled/Hot rolled. Material:Stainless Steel. Surface Treatment:Polished,2b, Ba, No.1, No.4, Hl, 8K, etc. Section Shape:Round.
316 316L Stainless Steel Round Tube
Name:316 316L 1.4401 1.4404 Tube. Type:Seamless/welding. Technique:Cold rolled/Hot rolled. Material:Stainless Steel. Surface Treatment:Polished,2b, Ba, No.1, No.4, Hl, 8K, etc. Section Shape:Round.
310 310S Stainless Steel Round Tube
Name:310 310S stainless steel pipe. Type:Seamless/welding. Technique:Cold rolled/Hot rolled. Material:Stainless Steel. Surface Treatment:Polished,2b, Ba, No.1, No.4, Hl, 8K, etc. Section Shape:Round.
Duplex 2205 Stainless Steel Round Tube
Name: 2205 uns s32205/s31803 stainless steel round tube . Type:Seamless/welding. Technique:Cold rolled/Hot rolled. Material:Stainless Steel. Surface Treatment:Polished,2b, Ba, No.1, No.4, Hl, 8K,
ASTM A790 UNS S32750 Super Duplex Steel Pipe For Oil And Gas
Name: UNS S32750 Super Duplex Steel Pipe . Shape：round. Technique：Cold Rolled. Surface Treatment：Sanded /Mirror/Hairline Brushed. Thickness：0.3-30mm. out Diameter：8-219mm. Length：5.8/6m or Custom.
TP904L Stainless Steel Seamless Pipe
Name：ASTM A213 UNS N08904 Stainless Steel Seamless Pipe. Shape：round. Technique：Cold Rolled. Surface Treatment：Sanded /Mirror/Hairline Brushed. Thickness：0.3-30mm. out Diameter：8-219mm.
309 309S Stainless Steel Round Tube
Name:309 309S Stainless Steel Round Tube. Type:Seamless/welding. Technique:Cold rolled/Hot rolled. Material:Stainless Steel. Surface Treatment:Polished,2b, Ba, No.1, No.4, Hl, 8K, etc. Section

Why Choose Us?

Our factory

At present, the total investment is RMB 30 million, the plant area is more than 35,000 square meters, and the number of employees is more than 200 and exports 5 million tons of steel products and accessories to overseas customers each year, with annual sales exceeding US$800 million.

Our certifications

GNEE Group has passed SGS certification and has successively obtained ISO9001, ISO14001, ISO45001 system certification, ensuring that all steel pipes and accessories meet quality requirements.

Sales market

It has exported steel pipes to more than 150 countries and regions including the United States, Mexico, Venezuela, Kuwait, Colombia, Turkey, Italy, Brazil, France, Iran, Russia, Vietnam, etc.,

Our products

Its main products include stainless steel pipes, stainless steel plates, stainless steel coils, stainless steel bars and stainless steel pipe fittings, etc., with competitive quality and price.

Types of Stainless Steel Tube：

Seamless stainless steel tubes: Seamless stainless steel tubes are made from a solid stainless steel billet that is heated and drawn into a tube without any joints.

Welded stainless steel tubes: Welded stainless steel tubes are produced by welding together the edges of stainless steel strips.

Precision stainless steel tubes: Precision stainless steel tubes are manufactured to tight tolerances, ensuring they meet specific size and shape requirements.

Heat exchanger stainless steel tubes: Heat exchanger stainless steel tubes are designed to facilitate the transfer of heat between fluids in heat exchangers.

Capillary tubes: Capillary tubes are very small-diameter tubes used in delicate applications where precise fluid control is required. They are manufactured with extreme precision and are commonly found in the medical and scientific industries.

Advantages of Stainless Steel Tubing：

Corrosion resistance

Stainless steel tubing’s high chromium content forms a passive oxide layer on its surface, protecting it from corrosion in harsh environments. This property ensures longevity and reliability in outdoor, marine, and chemical processing applications.

Strength and durability

With excellent strength-to-weight ratio, stainless steel tubing offers durability without compromising on performance. It withstands mechanical stress, high pressures, and temperature extremes, making it suitable for demanding industrial environments.

Formability and versatility

Stainless steel tubing can be readily formed and fabricated into various shapes and sizes to meet specific engineering requirements. Its versatility allows for customized solutions in diverse applications across different industries.

Cost-effectiveness of stainless steel tubing

Despite its initial higher cost compared to some materials, stainless steel tubing offers significant long-term savings. Reduced maintenance costs, extended service life, and minimized downtime contribute to lower lifecycle costs for industrial operations.

Appealing appearance

Stainless steel has a bright, shiny, highly reflective finish. This can give your project a high-end look not possible with other materials.

100% recyclable

When stainless steel tubing are no longer needed, they can be melted down and turned back into other usable metal pieces for other industries.

Common Applications for Stainless Steel Tubes：

Medical device industry

Metal tubing plays a critical role in the medical industry, serving as the backbone for a wide range of medical devices and instruments. From disposable and reusable medical instruments to orthopedic and ophthalmologic tools, stainless steel tubing is a foundational component in producing these essential medical items. The time-tested nature of these materials highlights their importance in ensuring the safety and effectiveness of medical devices used in various healthcare settings.

Precision engineering

Stainless tubes with precise dimensions play a crucial role in precision engineering applications. Tube diameter becomes critical in applications where accuracy is paramount, ensuring a seamless fit in machinery and equipment.

Construction industry

Stainless steel tubes play a crucial role in the construction industry and are extensively used in building structures, bridges, and infrastructure. Their resilience against extreme weather conditions, corrosion resistance, and ability to withstand heavy loads make them an ideal choice for such applications.

Automotive industry

In the automotive industry, stainless steel tubes find numerous applications, primarily in exhaust systems. The high-temperature resistance of stainless steel ensures that these tubes can withstand the heat generated by vehicle engines. Additionally, their corrosion resistance allows them to endure exposure to harsh weather conditions and road salts, making them a durable choice for exhaust systems.

Food and beverage industry

Stainless steel tubes are essential in the food and beverage industry due to their hygienic properties and corrosion resistance. They are commonly used in food processing equipment, dairy processing plants, breweries, and beverage production facilities.

Pharmaceutical industry

The pharmaceutical industry uses stainless steel tubes to produce sterile and corrosion-resistant equipment. These tubes are widely used in pharmaceutical manufacturing processes, such as fluid transfer, filtration, and storage.

Oil and gas industry

Stainless steel tubes are indispensable in the oil and gas industry, particularly for drilling, extraction, and transportation. They are used in pipelines, refineries, offshore platforms, and petrochemical plants.

Product Parameters：

Name	304 304L stainless steel pipe
Type	Seamless/welding
Technique	Cold rolled/Hot rolled
Material	Stainless Steel
Surface Treatment	Polished,2b, Ba, No.1, No.4, Hl, 8K, etc
Section Shape	Round
Process	Annealing, Pickling, Passivation
Length	1-18000mm
Thickness	1-65mm
Customize	Yes
End	PE Be
Transport Package	Wooden Case
Production Capacity	50000ton

Package And Shiping:

productcate-747-215

productcate-747-442

FAQ

Q: Does stainless steel tubing rust?

A: Stainless steel is naturally corrosion-resistant, but it is not immune to rust. While it is less prone to rusting than conventional steels, exposure to damaging chemicals, saline, grease, moisture, or heat for extended periods of time can cause corrosion.

Q: Can you weld stainless steel tubing?

A: Tube welding, in particular, requires a steady hand to maneuver the arc evenly around the entire circumference of the tube. Stainless steel welding requires careful prep work and a precise sense of timing during welding to avoid contaminating the weld

Q: How are stainless steel tubes manufactured?

A: They can be manufactured through processes like seamless tube production, where a solid billet is pierced and elongated into a tube shape. Or welded tube production, where sheets or strips are formed into a tube and then welded together.

Q: What is the difference between seamless and welded stainless steel tubes?

A: Seamless tubes have no weld seam, which gives them better strength in high - pressure applications. Welded tubes are generally more cost - effective and suitable for lower - pressure applications.

Q: What is the difference between 304 and 316 stainless steel tubing?

A: 316 contains a minimum 2.0% molybdenum which makes it much more corrosion resistant than 304 however, as it is a more expensive element, generally makes 316 a more expensive grade of metal.

We're professional stainless steel tube manufacturers and suppliers in China, specialized in providing high quality customized service. Be free to wholesale stainless steel tube in stock here and get free sample from our factory. For price consultation, contact us.

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