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Stainless Steel 316 Seamless Micro Tubes Manufacturer & Supplier in India

Buy Stainless Steel 316 Seamless Micro Tubes for instrumentation applications. 316 stainless steel tubes are commonly referred to as marine grade stainless and provide excellent resistance to salt water corrosion, chemicals and high temperature corrosion. SS 316 has a Molybdenum additive which further enhances the anti corrosive qualities, providing greatly increased corrosion resistance in harsh environments like the sea. They come in various sizes, in both seamless and welded options and can be custom manufactured to meet a variety of specifications for a host of applications including marine applications, medical, instrumentation and sanitary uses.

Leading Stainless Steel 316 Seamless Micro Tubes Supplier

We're a leading manufacturer, exporter, and SS 316 seamless tubes supplier in India for SS seamless tubes, and are dedicated to producing highly engineered stainless steel tubing products for the modern-day industries. SS 316 Seamless Micro Tubes are developed under rigorous control measures using top-grade raw material and cutting-edge production processes, guaranteeing superior dimensional precision, strength, and durability. Molybdenum in our Grade 316 stainless steel significantly enhances the metal's resistance to corrosion and pitting.

As SS 316 micro tubing exhibits outstanding chemical resistance properties compared to 304 grade tubing, they are the preferred choice in harsh chemical applications, pharmaceuticals, the marine environment, and as the top selection for high-purity fluid applications.

We offer precision seamless tube, instrumentation tube, capillary tube, hydraulic tube, heat exchanger tube, sanitary tube, boiler tube, and finned tube with standard or custom designs.

What Are Stainless Steel 316 Seamless Micro Tubes?

Stainless Steel 316 Seamless Micro Tubes refers to the small-diameter precision stainless steel tubes manufactured without any welded seams. Being made using a seamless method offers better wall uniformity, higher resistance against pressure and more reliability under strenuous operations.

These tubes are widely used in:

Table of Content


  •   Medical and laboratory equipment
  •   Hydraulic systems
  •   Instrumentation lines
  •   Pharmaceutical processing plants
  •   Food and beverage industries
  •   Chemical processing facilities
  •   Heat exchangers and condensers
  •   Aerospace and automotive components
  •   Boiler and power generation systems

The excellent corrosion resistance and smooth internal surface help maintain fluid purity and reduce contamination risks.

Key Features of SS 316 Seamless Micro Tubes


Superior Corrosion Resistance

The addition of molybdenum provides outstanding resistance against chlorides, seawater, acids, and industrial chemicals.

High Strength and Durability

SS 316 micro tubes maintain excellent mechanical properties under high-pressure and high-temperature conditions.

Precision Dimensions

Manufactured with tight tolerances for applications requiring accurate flow control and instrumentation performance.

Excellent Weldability

Although seamless by design, these tubes can be fabricated and welded efficiently during installation.

Hygienic Surface Finish

Suitable for pharmaceutical and food-grade applications where cleanliness and contamination control are critical.

Long Service Life

The superior corrosion resistance minimizes maintenance requirements and replacement costs.

Stainless Steel 316 Tube Types We Supply


316 Stainless Steel Sanitary Tubing

These 316 stainless steel sanitary tubes are ideal for clean environments requiring safe transfer of fluids without contamination. Their smooth interiors and superior corrosion resistance make them the perfect fit for pharmaceutical, dairy, biotechnology and food industries.

Benefits include:

  •   Easy cleaning and sterilization
  •   Excellent resistance to cleaning chemicals
  •   Compliance with sanitary industry requirements
  •   Long operational life

316 SS Hydraulic Tubes

The company produces high grade 316 SS Hydraulic tubing in use in hydraulic power systems that operate under stringent pressure requirements. Hydraulic tube for high pressure applications offering impressive leak-free performance and with exceptional burst pressure resistance. In addition hydraulic systems and the tubing that delivers these can handle corrosive media and still retain their integrity.

Applications include:

  •   Hydraulic cylinders
  •   Industrial machinery
  •   Offshore platforms
  •   Marine equipment
  •   Automation systems

Stainless Steel 316 Boiler Tubing Supplier

As a leading and dependable source of 316L stainless steel boiler tubes, we can offer tubes specifically made to resist high temperature and pressure in the boiler system, steam generation plant, and power generation facility.

Key advantages:

  •   Heat resistance
  •   Oxidation resistance
  •   High-pressure capability
  •   Reliable long-term performance

ASTM A249 SS 316 Heat-Exchanger Tubes

We offer our ASTM A249 SS 316 heat exchanger tubes, specifically developed to maximize thermal transfer in conditions where both rapid and complete heat exchange is critical. The applications for these tubes include evaporators, heat recovery, condensers, oil & gas industries and petrochemical plants, cooling equipment etc.

Features include:

  •   Excellent thermal conductivity
  •   Corrosion resistance in process fluids
  •   High dimensional accuracy
  •   Superior mechanical strength

Stainless Steel 316 Finned Tube Stockist

A premier stainless steel 316 finned tube stockist, we supply finned tubing to increase thermal efficiency.

Finned tubes are commonly used in:

  •   Air coolers
  •   Economizers
  •   Heat recovery systems
  •   Industrial heaters
  •   HVAC systems

The increased external surface area significantly improves thermal performance while reducing equipment size.

SS 316 ERW Tubes Supplier

In addition to our seamless tubing, we are also a seasoned SS 316 ERW tubes supplier providing tubes for needs when efficiency and consistent dimensions are desired.

ERW tubes provide:

  •   Excellent surface finish
  •   Good mechanical properties
  •   Consistent dimensions
  •   Cost-effective solutions for industrial applications

Chemical Composition of Stainless Steel 316


Element Percentage (%)
Chromium (Cr)16.0 – 18.0
Nickel (Ni)10.0 – 14.0
Molybdenum (Mo)2.0 – 3.0
Carbon (C)0.08 Max
Manganese (Mn)2.0 Max
Silicon (Si)1.0 Max
Phosphorus (P)0.045 Max
Sulfur (S)0.03 Max

Mechanical Properties of SS 316 Micro Tubes


Property Value
Tensile Strength515 MPa Min
Yield Strength205 MPa Min
Elongation40% Min
Hardness217 HB Max
Density8.0 g/cm³

These properties make SS 316 seamless micro tubes suitable for applications requiring both strength and corrosion resistance.

Applications of Stainless Steel 316 Seamless Micro Tubes


Pharmaceutical Industry

Used in sterile fluid transfer systems and clean process equipment.

Food and Beverage Processing

Widely used in sanitary production lines due to their hygienic properties.

Chemical Processing Plants

Excellent resistance to corrosive chemicals and aggressive media.

Oil and Gas Industry

Suitable for instrumentation systems, hydraulic controls, and offshore environments.

Marine Applications

Molybdenum content enhances resistance to seawater corrosion.

Power Generation

Used in boilers, condensers, heat exchangers, and energy recovery systems.

Medical Equipment

Preferred for precision tubing applications requiring cleanliness and dimensional accuracy.

Quality Testing and Inspection


To ensure product reliability, every batch undergoes comprehensive testing procedures, including:

  •   Positive Material Identification (PMI)
  •   Hydrostatic Testing
  •   Eddy Current Testing
  •   Ultrasonic Inspection
  •   Flattening Test
  •   Flaring Test
  •   Mechanical Testing
  •   Chemical Analysis
  •   Dimensional Verification
  •   Surface Finish Inspection

This rigorous quality control process helps ensure compliance with international standards and customer specifications.

Available Standards and Specifications


Our Stainless Steel 316 Seamless Micro Tubes are manufactured according to various international standards, including:

  •   ASTM A213
  •   ASTM A269
  •   ASTM A249
  •   ASTM A312
  •   ASTM A554
  •   ASME SA213
  •   ASME SA249
  •   EN Standards
  •   DIN Standards

Available in:

  •   Seamless Tubes
  •   Welded Tubes
  •   ERW Tubes
  •   Hydraulic Tubes
  •   Sanitary Tubing
  •   Heat Exchanger Tubes
  •   Boiler Tubes
  •   Finned Tubes
  •   Instrumentation Tubes
  •   Capillary Tubes

Why Choose Us for Stainless Steel 316 Seamless Micro Tubes?


Choosing the right tubing supplier directly impacts system performance, reliability, and operating costs. Customers worldwide trust us because we offer:

  •   Extensive inventory availability
  •   Precision manufacturing capabilities
  •   Custom dimensions and cut lengths
  •   Strict quality control procedures
  •   International standard compliance
  •   Competitive pricing
  •   Fast delivery schedules
  •   Technical support from experienced professionals

Our expertise in stainless steel tubing manufacturing allows us to provide products that consistently meet the performance expectations of critical industrial applications.

Frequently Asked Questions (FAQ)


What is the difference between SS 316 seamless and welded tubes?

Seamless tubes are manufactured without a welded joint, offering higher pressure resistance and improved structural integrity. Welded tubes are produced by joining steel strips and are generally more economical.

Why is Stainless Steel 316 preferred over 304?

SS 316 contains molybdenum, providing better resistance to chlorides, seawater, and chemical corrosion than SS 304.

Are SS 316 micro tubes suitable for pharmaceutical applications?

Yes. Their hygienic surface finish, corrosion resistance, and ease of sterilization make them ideal for pharmaceutical processing systems.

What industries use ASTM A249 SS 316 heat-exchanger tubes?

These tubes are commonly used in chemical plants, refineries, HVAC systems, power plants, food processing facilities, and marine equipment.

Can SS 316 hydraulic tubes handle high pressure?

Yes. Properly manufactured 316 SS hydraulic tubes offer excellent pressure resistance and reliability in demanding hydraulic systems.