Stainless Steel 310S Seamless Pipes Manufacturer in India

What are Stainless Steel 310S Seamless Pipes?

Stainless Steel 310S Seamless Pipes are low-carbon austenitic stainless steel pipes manufactured without a longitudinal welding seam and designed for high-temperature and corrosive industrial environments. Grade 310S offers excellent oxidation resistance, good corrosion resistance and reliable performance at elevated temperatures. The low carbon content also makes the grade suitable for applications involving welding and fabrication.

Stainless Steel 310S Seamless Pipes provide good high-temperature strength and resistance to oxidation in demanding service conditions. Their seamless construction makes them suitable for pressure piping, furnace equipment, heat treatment systems and other applications where reliable pipe integrity and elevated-temperature performance are required.

These pipes are available in various outside diameters, wall thicknesses, schedules, and lengths to meet different pressure, temperature, and fluid handling requirements. Stainless Steel 310S Seamless Pipes are commonly used in furnaces, heat exchangers, petrochemical plants, chemical processing, power generation, heat treatment equipment and high-temperature industrial systems.

Kamal Steels is a Stainless Steel 310S Seamless Pipes Manufacturer & Stockist in India, supplying SS 310S Seamless Pipes in standard and customized sizes, schedules, wall thicknesses and lengths. Products can be supplied with applicable testing, inspection, material certificates and documentation according to customer and project specifications.

Stainless Steel 310S Seamless Pipe Specifications

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SS 310S Seamless Pipe Specifications

Specification Details
Product Name Stainless Steel 310S Seamless Pipe
Grade SS 310S / Type 310S
UNS S31008
EN Grade 1.4845
Material Type Austenitic Stainless Steel
Manufacturing Process Seamless
Product Standard ASTM A312
ASME Specification ASME SA312
Size Range 1/8" to 24" and above as required
Schedule 5S, 10S, 40S, 80S, 160 and other schedules
Wall Thickness As per applicable schedule or specified requirement
Length Random, Double Random or Fixed Length
End Type Plain End, Bevelled End or Threaded End as required
Surface Finish Pickled & Passivated, Annealed, Bright Annealed or Polished
Heat Treatment Solution Annealed and Rapidly Cooled as specified by the applicable standard
Testing Hydrostatic, PMI, Ultrasonic, Flattening, Flaring and other applicable tests
Inspection Third Party Inspection available as required
Certification EN 10204 3.1 / Material Test Certificate (MTC)
Packaging Bundles, Wooden Cases, Wooden Boxes, Plastic End Caps and Export Packing

Stainless Steel 310S Seamless Pipe Size Chart

Stainless Steel 310S Seamless Pipes are available in a broad range of nominal pipe sizes and outside diameters to suit different industrial piping requirements. Size selection depends on the required flow, pressure, temperature, wall thickness and applicable piping standard.

Nominal Pipe Size Outside Diameter Common Applications
1/2 Inch 21.3 mm Small-bore process and utility piping
1 Inch 33.4 mm Process and instrumentation-related piping
2 Inch 60.3 mm Industrial process piping
3 Inch 88.9 mm Process and high-temperature service
4 Inch 114.3 mm Industrial plant piping
6 Inch 168.3 mm Process and utility lines
8 Inch 219.1 mm Large-volume process piping
10 Inch 273.1 mm Industrial transfer and process systems
12 Inch 323.9 mm Large industrial piping systems

Additional sizes and outside diameters can be supplied depending on material availability, applicable specification and project requirements.

Stainless Steel 310S Seamless Pipe Weight Chart

The weight of Stainless Steel 310S Seamless Pipe depends mainly on its outside diameter, wall thickness and length. Heavier schedules have greater wall thickness and therefore result in higher weight per metre. Actual weight may vary according to manufacturing tolerances and dimensional requirements.

Pipe Size Schedule Approx. Wall Thickness Approx. Weight
1 Inch SCH 40S 2.77 mm Approx. 2.09 kg/m
2 Inch SCH 40S 3.91 mm Approx. 5.75 kg/m
3 Inch SCH 40S 5.49 mm Approx. 11.29 kg/m
4 Inch SCH 40S 6.02 mm Approx. 16.07 kg/m
6 Inch SCH 40S 7.11 mm Approx. 28.26 kg/m

For accurate project calculations, pipe weight should be confirmed using the actual outside diameter, wall thickness, length and applicable dimensional standard.

Stainless Steel 310S Seamless Pipe Schedule Chart

Pipe schedule indicates the wall thickness of a pipe for a particular nominal pipe size. Stainless Steel 310S Seamless Pipes can be supplied in different schedules depending on pressure, temperature, mechanical loading and project requirements.

Schedule Typical Description Typical Use
SCH 5S Light wall Low-pressure and selected process applications
SCH 10S Light to medium wall Process and general industrial piping
SCH 40S Standard wall range General industrial and process service
SCH 80S Heavy wall Higher-pressure service requirements
SCH 160 Extra heavy wall Selected high-pressure applications

ASTM A312 TP310S Seamless Pipe

ASTM A312 TP310S Seamless Pipe is manufactured from Type 310S austenitic stainless steel for applications requiring corrosion resistance and reliable performance at elevated temperatures. The specification covers stainless steel pipe suitable for corrosive and high-temperature service, subject to the applicable requirements of the standard.

SS 310S seamless pipe is commonly supplied with controlled dimensions, heat treatment and testing in accordance with the applicable specification. The material is identified as UNS S31008, while the corresponding European designation is commonly EN 1.4845. ASME SA312 may also be applicable where ASME Code requirements are specified.

ASTM Grade TP310S
ASME Designation SA312 TP310S
UNS S31008
EN Material Number 1.4845
Product Form Seamless Pipe
Material Type Austenitic Stainless Steel

SS 310S Seamless Pipe vs Welded Pipe

Both seamless and welded Stainless Steel 310S Pipes are used in industrial applications, but their manufacturing methods are different. The suitable product depends on pipe size, wall thickness, operating conditions, applicable specification, fabrication requirements and project design.

Feature SS 310S Seamless Pipe SS 310S Welded Pipe
Manufacturing Produced without a longitudinal weld seam Manufactured from plate or strip with a welded joint
Seam No longitudinal weld seam Contains a longitudinal welded seam
Typical Use Selected demanding pressure and process applications Process, fabrication and larger-diameter applications
Size Availability Commonly used across small and medium pipe sizes Can be advantageous for larger diameters
Selection Based on applicable specification and service conditions Based on specification, weld requirements and service conditions

Stainless Steel 310S Seamless Pipe Chemical Composition

The chemical composition of Stainless Steel 310S Seamless Pipes is primarily characterized by its high chromium and nickel content. This composition provides excellent oxidation resistance and helps the material maintain reliable performance in elevated-temperature environments. The controlled carbon content also makes 310S suitable for welded and fabricated applications.

Element Composition (%)
Carbon 0.08 max.
Chromium 24.0 - 26.0
Nickel 19.0 - 22.0
Manganese 2.00 max.
Silicon 1.50 max.
Phosphorus 0.045 max.
Sulfur 0.030 max.

Stainless Steel 310S Seamless Pipe Mechanical Properties

Stainless Steel 310S Seamless Pipes provide a combination of tensile strength, yield strength, and ductility suitable for demanding industrial piping applications. These mechanical properties support the use of 310S in pressure, process, and high-temperature systems where dependable structural performance is required.

Mechanical Property Minimum Requirement
Tensile Strength 515 MPa
Yield Strength 205 MPa
Elongation 35%

Mechanical property requirements can vary according to the applicable ASTM or ASME specification, product form, heat-treatment condition, and applicable purchase requirements. Final values should be verified against the relevant material test certificate.

Stainless Steel 310S Seamless Pipe Applications

Stainless Steel 310S Seamless Pipes are used in high-temperature piping and process systems where oxidation resistance, corrosion resistance, and dependable performance under thermal cycling are required. The lower carbon content of 310S makes it suitable for applications involving welding and fabrication while retaining the high-temperature characteristics of the 310 family.

Application Typical Use
Furnace Systems High-temperature piping and gas-transfer lines associated with industrial furnaces.
Heat Treatment Equipment Piping and components used in thermal processing systems.
Thermal Processing Lines Fluid and gas transfer under elevated-temperature operating conditions.
Petrochemical Equipment High-temperature process piping and equipment.
Heat Exchangers Selected high-temperature heat-transfer applications.
Combustion Equipment Piping exposed to hot gases and elevated-temperature environments.
Boiler & Process Systems Selected high-temperature pressure and process piping applications.
Industrial Exhaust Systems High-temperature gas-handling and exhaust-related piping applications.

Industries Using Stainless Steel 310S Seamless Pipes

Stainless Steel 310S Seamless Pipes are used in industries requiring corrosion-resistant piping for elevated-temperature service, particularly where low-carbon stainless steel is preferred for welded or fabricated systems.

Industry Typical Applications
Petrochemical Industry High-temperature process piping and thermal equipment.
Oil & Gas Industry Selected high-temperature process and utility systems.
Power Generation High-temperature process and combustion-related piping.
Heat Treatment Industry Furnaces, thermal processing equipment and associated piping.
Steel & Metal Industry Furnace systems and high-temperature processing equipment.
Chemical Industry High-temperature process piping and chemical processing equipment.
Engineering & Fabrication Welded and fabricated high-temperature industrial systems.
Furnace Manufacturing High-temperature piping, heating systems and furnace components.

Kamal Steels is a Stainless Steel 310S Seamless Pipes Manufacturer & Stockist in India, supplying SS 310S Seamless Pipes in different sizes, schedules, wall thicknesses and lengths for high-temperature industrial applications and project requirements.

Frequently Asked Questions About Stainless Steel 310S Seamless Pipes

Stainless Steel 310S Seamless Pipes are high-temperature resistant austenitic stainless steel pipes manufactured without welded joints. They offer excellent oxidation resistance, corrosion resistance and superior strength for demanding industrial applications.

ASTM A312 TP310S Seamless Pipe is manufactured according to ASTM A312 specifications and is widely used in high-temperature services such as furnaces, boilers, petrochemical plants, thermal processing units and power generation facilities.

Stainless Steel 310S is the low-carbon version of SS 310. The lower carbon content improves weldability and reduces carbide precipitation while maintaining excellent high-temperature strength and oxidation resistance.

The UNS designation of Stainless Steel 310S is UNS S31008. It is also identified by Werkstoff Number 1.4845 and EN Grade X8CrNi25-21.

SS 310S Seamless Pipes are commonly used in heat treatment plants, furnace components, boilers, petrochemical industries, refineries, thermal processing equipment, chemical plants and power generation facilities.

Stainless Steel 310S Pipes offer excellent oxidation resistance at temperatures up to approximately 1100°C under continuous service conditions, making them ideal for elevated-temperature applications.

Stainless Steel 310S Seamless Pipes are available in sizes ranging from 1/8" NB to 24" NB with schedules including SCH 5S, SCH 10S, SCH 40S, SCH 80S, SCH 160 and XXS.

Yes, Kamal Steels supplies Stainless Steel 310S Seamless Pipes with Mill Test Certificates (EN 10204 3.1), material traceability reports and inspection documents as required.

Yes, Third-Party Inspection (TPI) services can be arranged through approved inspection agencies to verify quality, dimensions, testing and compliance before shipment.

Kamal Steels is a trusted manufacturer and stockist of Stainless Steel 310S Seamless Pipes in India, offering ready stock, competitive pricing, fast delivery, export support, complete certifications and technical assistance for industrial projects worldwide.

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