4mm Stainless Steel Tube Manufacturer in China

TuoLian is a leading supplier of 4mm stainless steel tubes in different grades, colors, lengths, outer diameters, and inner diameters. Our SS tubes are lightweight and have high corrosion resistance, heat resistance, high strength, and hardness. They are suitable for industrial sensors, circuit protection tubes, electronic equipment, and many more. You can ensure that our 4mm SS tubes are durable for long time use. We manufacture them with seamless construction and a smooth outer layer.

Whether you need standard and non-standard 4mm stainless steel tubes, TuoLian is your go-to source. You can choose martensitic steel for extreme industrial applications or austenitic steel for extra strength. We can also cut the tubes based on your specifications. Please let us know your requirements.

4mm SS Tube by Grade


Suitable for the construction industry. Our 304 stainless steel tube is available in various surface treatments, diameters, and lengths.


This type of tube has high chromium and low carbon content. It is formed or drawn readily and shows excellent corrosion resistance.


316 stainless steel tube is usually used in food & beverage, natural oil/gas/petroleum, cryogenic, industrial, and marine applications.


We can supply 4mm 316L SS tubes in standard sizes and lengths. These tubes can be cut to your exact dimensions.

4 Products Found.

By Shape

  • Round

    TuoLian provides a 4mm SS round tube in 316, 304, and 317. It is mainly used for its resistance to staining and corrosion. The round tube has the ability to resist high pressure.

  • Square

    Stainless Steel square tube is popular for its corrosion resistance, an ideal choice for fencing and railing. Available in numerous sizes ranging from 1 ft to 20 ft or customize.

  • Hexagonal

    It is the standard specification for seamless and ERW/welded. 4mm hexagonal stainless steel tube is functional for decoration, hardware, construction, chemical equipment, etc.

  • Rectangular

    This type of tube is suitable for structural purposes used indoors industrial, in harsh environments, and exterior fabrication projects.

Related Material

Choose the stainless steel grade you need, for any use, Tuolian always gives you the best solution.

One Stop Stainless Steel Supply.

Whether you need stainless steel materials for your business or fabrication projects, TuoLian is your best supplier. You can find all types, grades, and thicknesses based on your needs. Guaranteed that we provide the best quality at a reasonable cost.
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