Stainless Steel Pipes Manufacturer in India

Stainless Steel Pipes: Seamless, Welded & ASTM Standard Pipes

Stainless Steel Pipes are corrosion-resistant tubular products manufactured from chromium-based steel alloys, making them ideal for transporting liquids, gases, steam and chemicals in demanding industrial environments. Their excellent resistance to corrosion, high temperatures, pressure and oxidation makes them one of the most widely used piping materials across industries such as oil & gas, chemical processing, pharmaceuticals, food processing, water treatment, power generation and construction.

Available in seamless and welded constructions, stainless steel pipes offer excellent mechanical strength, long service life, low maintenance and outstanding weldability. They are manufactured in various grades, sizes, schedules and finishes to meet the requirements of low-pressure, high-pressure and high-temperature applications.

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Kamal Steels is one of India's trusted manufacturers, suppliers, stockists and exporters of Stainless Steel Pipes, offering a comprehensive range of seamless and welded pipes for industrial and commercial applications. Our product range includes Stainless Steel 304, 304L, 316, 316L, 321, 321H, 347, 347H, 310, 310S, 904L, Duplex, Super Duplex, and other special alloy grades manufactured according to international standards.

Our stainless steel pipes are available in various sizes, wall thicknesses, schedules and finishes to meet the requirements of industries such as oil & gas, petrochemical, chemical processing, pharmaceuticals, food processing, power generation, water treatment, marine engineering, construction, and infrastructure projects. Every pipe is manufactured according to international ASTM and ASME standards and undergoes rigorous quality inspections to ensure reliable performance and long service life.

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Stainless Steel Pipe Specifications

Kamal Steels manufactures and supplies stainless steel pipes in accordance with internationally recognized ASTM, ASME and EN standards. Our seamless and welded stainless steel pipes are available in a wide range of grades, dimensions, schedules and finishes to meet the requirements of chemical processing, oil & gas, pharmaceuticals, food processing, power generation, water treatment and structural applications. Each pipe is manufactured under strict quality control to ensure excellent corrosion resistance, dimensional accuracy and long service life.

Specification Details
Product Stainless Steel Pipes
Type Seamless, Welded, ERW, EFW
Material Grade SS 304, 304L, 316, 316L, 321, 321H, 347, 347H, 310, 310S, 904L & More
Standards ASTM A312, ASTM A358, ASTM A778, ASTM A790, ASME SA312
Size Range 1/8" NB to 48" NB
Outside Diameter 6 mm to 1219 mm
Wall Thickness SCH 5S to SCH XXS
Length Single Random, Double Random, 6 Meter & Custom Cut Length
End Finish Plain End, Bevel End, Threaded
Surface Finish Mill Finish, Pickled, Bright Annealed, Polished
Pipe Form Round, Square & Rectangular
Manufacturing Process Hot Finished, Cold Drawn, Seamless, ERW & EFW
Testing Hydrostatic Test, PMI Test, Eddy Current Test, Ultrasonic Test, Mechanical Testing
Certification EN 10204 3.1, Mill Test Certificate (MTC), Third-Party Inspection Available
Applications Oil & Gas, Chemical, Petrochemical, Food Processing, Pharmaceutical, Marine, Water Treatment, Construction & Power Plants

Stainless Steel Weight Chart

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Stainless Steel Size Chart

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ASTM Standards for Stainless Steel Pipes

Kamal Steels manufactures and supplies Stainless Steel Pipes in accordance with internationally recognized ASTM and ASME standards to ensure consistent quality, dimensional accuracy and reliable performance. These standards define the material composition, manufacturing process, mechanical properties, testing requirements and inspection procedures for stainless steel piping used across various industries.

ASTM Standard Description
ASTM A312 Pipe / ASME SA312 Standard specification for seamless, welded, and heavily cold-worked austenitic stainless steel pipes used in high-temperature and corrosive service.
ASTM A358 Pipe Electric fusion welded (EFW) austenitic stainless steel pipes for high-temperature and general corrosive applications.
ASTM A778 Welded, unannealed austenitic stainless steel pipes intended for low to moderate corrosion-resistant service.
ASTM A790 Seamless and welded duplex stainless steel pipes for applications requiring high strength and superior corrosion resistance.
ASTM A813 Single-seam welded austenitic stainless steel pipes manufactured from rolled plate for process piping systems.
ASTM A814 Cold-worked welded austenitic stainless steel pipes for demanding industrial applications.

At Kamal Steels, every stainless steel pipe is manufactured and inspected in compliance with applicable ASTM specifications. We also provide Mill Test Certificates (EN 10204 3.1), material traceability and third-party inspection reports upon request, ensuring our products meet the quality requirements of domestic and international projects.

Stainless Steel Pipe Price

The price of Stainless Steel Pipes varies depending on several factors, including the grade, pipe size, wall thickness (schedule), manufacturing process (seamless or welded), finish, quantity ordered, and current raw material costs. Premium grades such as SS 316, 316L, 321, 347, and 904L are generally more expensive than SS 304 due to their higher alloy content and enhanced corrosion or heat resistance.

For large-volume projects, many manufacturers and suppliers offer competitive pricing and bulk order discounts. To receive the most accurate pricing based on your specifications, request a customized quotation with your required grade, dimensions, quantity and delivery location.

Stainless Steel Pipe Sizes

Kamal Steels offers Stainless Steel Pipes in a comprehensive range of sizes to suit low-pressure, high-pressure, structural and process piping applications. Our pipes are available in both seamless and welded construction, covering standard nominal pipe sizes (NPS), outside diameters, wall thicknesses and schedules to meet international piping requirements.

Whether you require small-diameter instrumentation pipes or large-diameter process piping for industrial plants, we can supply standard as well as custom sizes with precision manufacturing and strict dimensional tolerances.

Parameter Available Range
Nominal Pipe Size (NPS) 1/8" NB to 48" NB
Outside Diameter (OD) 10.3 mm to 1219.2 mm
Wall Thickness SCH 5S, SCH 10S, SCH 20, SCH 40S, SCH 80S, SCH 160 & XXS
Standard Length 6 Meters, Single Random & Double Random
Custom Length Available on Request
Pipe Type Seamless & Welded
End Connection Plain End, Bevel End & Threaded

Our stainless steel pipes are manufactured in accordance with ASTM and ASME standards and are available in a variety of dimensions for industries including oil & gas, chemical processing, pharmaceuticals, food processing, power generation, water treatment, marine and construction. Custom sizes and cut-to-length pipes can also be supplied to meet specific project requirements.

Stainless Steel Pipe Grades

Stainless Steel Pipes are available in a wide range of grades, each designed to meet specific operating conditions such as corrosion resistance, high-temperature performance, pressure handling, and chemical compatibility. The table below provides a quick comparison to help you choose the most suitable grade for your application.

Grade Best For
SS 304 General industrial use, water supply, food processing and construction
SS 304L Welding applications with improved resistance to intergranular corrosion
SS 316 Marine environments, chemical processing and pharmaceutical industries
SS 316L Corrosive process industries requiring superior weldability
SS 321 High-temperature applications such as heat exchangers and exhaust systems
SS 347 High-pressure and elevated-temperature services in power generation
SS 904L Severe corrosion environments including offshore, chemical and acid processing

Types of Stainless Steel Pipes

Stainless Steel Pipes are manufactured using different production methods to meet varying pressure, temperature and application requirements. The most common types include Seamless, Welded, ERW and EFW Stainless Steel Pipes, each offering distinct advantages in terms of strength, manufacturing process and end-use applications. Understanding these pipe types helps in selecting the most suitable solution for industrial, commercial and process piping systems.

The following sections provide an overview of each Stainless Steel Pipe type along with its key features and typical applications.

Stainless Steel Seamless Pipes

Stainless Steel Seamless Pipes

Stainless Steel Seamless Pipes are manufactured without a welded joint, making them ideal for high-pressure and high-temperature applications. They offer excellent strength, superior corrosion resistance and reliable performance in demanding industries such as oil & gas, petrochemical, power generation and chemical processing.

Stainless Steel Welded Pipes

Stainless Steel Welded Pipes

Stainless Steel Welded Pipes are produced by forming stainless steel coils or plates and welding the longitudinal seam using advanced welding techniques. These pipes provide excellent dimensional accuracy, cost-effectiveness and are widely used in water supply, food processing, construction, pharmaceutical and general engineering applications.

Stainless Steel ERW Pipes

Stainless Steel ERW Pipes

Electric Resistance Welded (ERW) Stainless Steel Pipes are manufactured by electrically welding the edges of stainless steel strips without filler metal. ERW pipes offer a smooth surface finish, consistent wall thickness and are suitable for low to medium-pressure applications, structural projects and fluid transportation systems.

Stainless Steel EFW Pipes

Stainless Steel EFW Pipes

Electric Fusion Welded (EFW) Stainless Steel Pipes are manufactured from stainless steel plates using fusion welding techniques. They are commonly produced in larger diameters and are suitable for low-pressure process piping, water transmission, petrochemical plants, and industrial infrastructure projects.

Stainless Steel Pipe vs Stainless Steel Tube

Although Stainless Steel Pipes and Stainless Steel Tubes may appear similar, they are manufactured for different applications and dimensional standards. Pipes are primarily designed for conveying liquids, gases, and process media, whereas tubes are intended for precision engineering, instrumentation, and structural applications where tighter tolerances are required.

Parameter Stainless Steel Pipe Stainless Steel Tube
Primary Application Fluid and gas transportation Structural, mechanical & instrumentation
Size Standard Nominal Pipe Size (NPS) Outside Diameter (OD)
Wall Thickness Schedule-based (SCH) Exact wall thickness
Tolerance Standard industrial tolerance Close dimensional tolerance
Pressure Handling High-pressure piping systems Precision applications
Common Standards ASTM A312, ASTM A358 ASTM A269, ASTM A213
Industries Oil & Gas, Chemical, Water Treatment Heat Exchangers, Pharmaceuticals, Instrumentation

Industries & Applications

Stainless Steel Pipes are also widely used in pulp & paper mills, sugar plants, cement industries, HVAC systems, fire protection pipelines, desalination plants, wastewater treatment facilities and infrastructure projects where corrosion resistance, durability and long service life are essential.

Oil & Gas Industry

Stainless steel pipes are extensively used in refineries, offshore platforms, pipelines, and process plants for transporting oil, natural gas, and other hydrocarbons. Their excellent corrosion resistance and high-pressure capabilities make them suitable for harsh operating conditions.

Chemical & Petrochemical Industry

Chemical processing facilities rely on stainless steel pipes for handling acids, alkalis, solvents, and other corrosive media. Grades such as SS 316L, SS 321, and SS 904L are widely used for process piping, storage systems, and heat exchangers.

Food & Beverage Industry

The smooth, non-reactive surface of stainless steel pipes makes them ideal for hygienic applications in dairy, beverage, brewery, and food processing plants. They help maintain product purity while meeting stringent sanitation standards.

Pharmaceutical Industry

Stainless steel pipes are commonly used in pharmaceutical manufacturing, biotechnology facilities, and clean-room piping systems where contamination-free fluid transfer and easy cleaning are critical.

Power Generation

Power plants use stainless steel pipes in boilers, condensers, superheaters, steam lines, and heat recovery systems due to their excellent strength and resistance to high temperatures.

Water Treatment

Stainless steel pipes are widely used in water treatment plants, reverse osmosis systems, desalination facilities, and wastewater treatment projects because of their outstanding resistance to corrosion and long service life.

Marine & Offshore Applications

Marine environments require materials capable of withstanding saltwater exposure. Stainless steel pipes, particularly molybdenum-bearing grades, are used in shipbuilding, offshore structures, seawater cooling systems, and coastal installations.

Construction & Infrastructure

Stainless steel pipes are used in commercial buildings, airports, bridges, railways, handrail systems, structural frameworks, and architectural applications due to their durability, attractive appearance, and low maintenance requirements.

Shipping & Packaging

Kamal Steels follows industry-standard packaging practices to ensure Stainless Steel Pipes reach customers in excellent condition during domestic and international transportation. Every order is carefully inspected, packed and secured to prevent mechanical damage, contamination and corrosion during transit.

Stainless Steel Pipe Packaging
Wooden Box Packing
Export Packaging
Container Loading

Our packaging includes:

  • Wooden boxes and wooden pallets for export shipments
  • HDPE and waterproof wrapping for moisture protection
  • Plastic end caps to safeguard pipe ends
  • Bundled pipes with steel straps for secure handling
  • ISPM-15 compliant wooden packaging for international exports
  • Product identification labels and heat number markings for easy traceability

We also provide customized packaging solutions based on customer specifications and shipping requirements.

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Export Countries

Kamal Steels supplies Stainless Steel Pipes to customers across the globe, serving industries including oil & gas, petrochemicals, power generation, marine, construction and process engineering. Our products are exported in accordance with international quality standards and customer-specific requirements.

Region Major Export Destinations
Middle East UAE, Saudi Arabia, Qatar, Oman, Kuwait, Bahrain
North America United States, Canada, Mexico
Europe Germany, France, Italy, Spain, Netherlands, United Kingdom
Asia-Pacific Singapore, Malaysia, Indonesia, Thailand, Australia, South Korea
Africa South Africa, Egypt, Kenya, Nigeria, Tanzania

Why Choose Kamal Steels?

Kamal Steels is a trusted manufacturer, supplier and exporter of Stainless Steel Pipes, delivering high-quality products that comply with international standards. We are committed to providing reliable piping solutions, competitive pricing and timely deliveries for projects across diverse industries worldwide.

  • ISO-certified manufacturing processes
  • ASTM, ASME and international standard compliant materials
  • Mill Test Certificate (EN 10204 3.1) available
  • Ready stock in multiple grades, sizes and schedules
  • Fast dispatch and worldwide export services
  • Competitive pricing for bulk and project orders
  • Strict quality inspection and testing procedures
  • Dedicated technical support and prompt customer service

Request a Quote for Stainless Steel Pipes

Looking for high-quality Stainless Steel Pipes for your next project? Kamal Steels manufactures and supplies Seamless, Welded, ERW and EFW Stainless Steel Pipes in a wide range of grades, sizes and schedules to meet diverse industrial requirements.

Whether you need SS 304, SS 316, SS 321, SS 347 or SS 904L Pipes, our experienced team can assist you with product selection, technical specifications, pricing and delivery. We offer competitive quotations, ready stock, custom sizes and reliable worldwide shipping to ensure your project requirements are met efficiently.

Contact Kamal Steels today to request a customized quotation or learn more about our Stainless Steel Pipe solutions.

Frequently Asked Questions

Stainless Steel Pipes are hollow cylindrical products manufactured from corrosion-resistant stainless steel grades such as SS 304, SS 316, SS 321, SS 347 and SS 904L. They are widely used for transporting liquids, gases and chemicals in industries requiring high strength, durability and excellent corrosion resistance.

Stainless Steel Pipes are available in four main types: Seamless, Welded, ERW (Electric Resistance Welded) and EFW (Electric Fusion Welded). Each type is designed for specific pressure, temperature and industrial applications, depending on project requirements.

Seamless Stainless Steel Pipes are manufactured without a welded seam, providing superior strength and reliability for high-pressure and high-temperature applications. Welded Stainless Steel Pipes are produced by welding stainless steel coils or plates and are commonly used for general industrial, structural and low to medium pressure services.

SS 304 Stainless Steel Pipes offer excellent corrosion resistance for general industrial, food processing and construction applications. SS 316 Stainless Steel Pipes contain molybdenum, providing improved resistance to chlorides and corrosive chemicals, making them ideal for marine, pharmaceutical and chemical processing industries.

Stainless Steel Pipes are commonly available in sizes ranging from 1/8" NB to 48" NB with various wall thicknesses and schedules, including SCH 5S, SCH 10S, SCH 40S, SCH 80S, SCH 160 and XXS. Custom sizes and lengths can also be supplied to meet specific project requirements.

SS 316, SS 316L and SS 904L are widely preferred for chemical processing applications due to their excellent resistance to corrosive chemicals, acids and chloride-containing environments. The appropriate grade depends on the operating conditions and the type of chemicals being handled.

Stainless Steel Pipes are commonly manufactured in accordance with international standards such as ASTM A312, ASTM A358, ASTM A790 and ASTM A269. The applicable standard depends on the pipe grade, manufacturing process and intended application.

The price of Stainless Steel Pipes depends on several factors, including the material grade, pipe size, wall thickness, manufacturing type (seamless or welded), quantity ordered, surface finish and current stainless steel raw material prices. Bulk orders may also qualify for competitive pricing.

Yes. Stainless Steel Pipes can be supplied with Mill Test Certificates (EN 10204 3.1) to verify the material's chemical composition, mechanical properties and compliance with applicable ASTM and ASME standards. Additional inspection and testing certificates can also be provided upon request.

You can request a quotation by sharing your required pipe grade, size, schedule, quantity, specifications and delivery location. Our team will provide a competitive quotation along with product availability, technical assistance and delivery details based on your project requirements.