Heat Exchanger Tubes Manufacturer in India

Heat Exchanger Tubes Manufacturer in India

Sachiya Steel International is a leading heat exchanger tubes manufacturer in India, supplying tubes for heat exchangers, condensers, boilers, and process equipment. Our range includes stainless steel 304, 304L, 316, 316L, 321, and 347, along with duplex, super duplex, carbon steel, alloy steel, and nickel alloy materials.

We manufacture heat exchanger tubes in sizes from 1/4″ to 6″ OD according to project requirements and applicable standards such as ASTM A179, A192, A213, A249, A269, A789, ASME SA179, SA192, and SA213. Tubes can be supplied in straight or U-bent forms with hydrostatic, eddy current, PMI, and other required testing. ISO 9001:2015 and TÜV certifications support our quality systems, and we export heat exchanger tubes to customers in 85+ countries.

What Are Heat Exchanger Tubes?

Heat exchanger tubes are hollow tubes designed to transfer heat between two fluids without allowing them to mix. They form the main heat-transfer surface inside equipment such as shell-and-tube heat exchangers, condensers, boilers, and coolers. One fluid flows through the tubes while another passes around them, allowing heat to move through the tube wall.

The tube material and design depend on the operating temperature, pressure, fluid type, and corrosion conditions. Stainless steel, carbon steel, alloy steel, duplex, and nickel alloys are commonly used for different services. Heat exchanger tubes can be supplied in straight or U-bent forms, with precise dimensions and suitable surface finishes to support efficient heat transfer and long service life. 

Heat Exchange Tubes
Heat Exchange Tubes
Heat Exchange Tubes
Heat Exchange Tubes
Heat Exchange Tubes
Heat Exchange Tubes
Manufacturer & Exporter

Heat Exchange Tubes

✓ Industrial Grade
✓ Quality Assured
✓ Global Supply

High-quality heat exchanger tubes manufactured for demanding applications across chemical, petrochemical, power generation, refinery, marine and engineering industries. Available in multiple materials, diameters, wall thicknesses and manufacturing specifications.

Product Highlights
Seamless & Welded Options
Multiple Material Grades
Wide Size Range
Custom Specifications
Industrial Standards
Worldwide Export
Speak with our sales team for pricing & specifications.

Types of Heat Exchanger Tubes

Heat exchanger tubes are available in different types to suit temperature, pressure, fluid, and equipment requirements. Common options include:

  • Seamless Heat Exchanger Tubes: Made without a welded seam and used for high-pressure and high-temperature service.
  • Welded Heat Exchanger Tubes: Produced by welding steel strip or sheet and used for many general heat-transfer applications.
  • U-Bend Heat Exchanger Tubes: Bent into a U shape and commonly used in U-tube heat exchangers.
  • Straight Heat Exchanger Tubes: Supplied in straight lengths for fixed tube sheet and other heat exchanger designs.
  • Finned Heat Exchanger Tubes: Include external fins that increase the heat-transfer area and improve heat transfer.
  • Stainless Steel Heat Exchanger Tubes: Grades such as 304, 304L, 316, 316L, 321, and 347 are used where corrosion resistance is important.
  • Duplex Heat Exchanger Tubes: Duplex and super duplex grades provide high strength and good resistance to chloride corrosion.
  • Nickel Alloy Heat Exchanger Tubes: Inconel, Incoloy, Monel, and Hastelloy are used for high-temperature and corrosive applications.

Our range as a heat exchanger tubes manufacturer includes these types in different sizes, wall thicknesses, lengths, and finishes to meet specific equipment and project requirements.

Get Certified Heat Exchange Tubes at Competitive Factory Prices

Heat Exchanger Tubes Specification

Our heat exchanger tubes are available in different materials, grades, dimensions, configurations, and finishes. We manufacture and supply according to the applicable ASTM, ASME, EN, or customer specification.

Parameter Details
ProductHeat Exchanger Tubes
Size Range1/4" to 6" OD
ConstructionSeamless / Welded
Tube ShapeRound
FormStraight / U-Bend
MaterialsStainless Steel, Carbon Steel, Alloy Steel, Duplex, Super Duplex, Nickel Alloy
Wall ThicknessAs per standard and customer requirement
LengthStandard, Random, Fixed Cut Length
FinishAnnealed, Pickled, Bright Annealed, Polished
TestingHydrostatic, Eddy Current, PMI, Hardness, Flattening, Flaring, IGC
CertificationEN 10204 3.1 / 3.2 on request
InspectionIn-house and Third-Party Inspection
Manufacturing CapacityUp to 100 Tons per Month

Heat Exchanger Tubes Standards and Specifications

The applicable standard defines the material, dimensions, tolerances, testing, mechanical properties, and delivery requirements. We manufacture and supply tubes according to the following commonly used standards:

Application / Tube Type Standard
Seamless Low Carbon Steel TubesASTM A179 / ASME SA179
Seamless Carbon Steel Boiler TubesASTM A192 / ASME SA192
Seamless Alloy and Stainless Steel TubesASTM A213 / ASME SA213
Welded Austenitic Stainless Steel TubesASTM A249 / ASME SA249
Stainless Steel General Service TubesASTM A269
Duplex Stainless Steel TubesASTM A789 / ASME SA789
Seamless Steel Tubes for Pressure ServiceEN 10216
Welded Steel Tubes for Pressure ServiceEN 10217
General Requirements for Carbon Steel TubesASTM A450
General Requirements for Stainless Steel TubesASTM A1016

Tubes can also be supplied according to customer drawings, project specifications, and applicable ASME requirements.

Heat Exchanger Tubes Material and Grades

We manufacture and supply heat exchanger tubes in a broad range of stainless steel, carbon steel, alloy steel, duplex, super duplex, and nickel alloy grades.

Material Common Grades Common Standards
Stainless Steel304 / 304LASTM A213, A249, A269
Stainless Steel316 / 316LASTM A213, A249, A269
Stainless Steel321ASTM A213, A249
Stainless Steel347ASTM A213, A249
Duplex2205 / UNS S32205ASTM A789
Super Duplex2507 / UNS S32750ASTM A789
Carbon SteelASTM A179ASTM A179
Carbon SteelASTM A192ASTM A192
Alloy SteelT5, T9, T11, T22ASTM A213
Nickel AlloyInconel 600 / 625Applicable ASTM standards
Nickel AlloyIncoloy 800 / 825Applicable ASTM standards
Nickel AlloyMonel 400Applicable ASTM standards
Nickel AlloyHastelloy C276Applicable ASTM standards

Common Materials for Heat Exchanger Tubes

Stainless steel is widely used for heat exchanger tubes because it provides good corrosion resistance, strength, and service life. Grades 304 and 304L suit general industrial, food, water, and process applications, while 316 and 316L provide better resistance to chloride and chemical environments.

Grades 321 and 347 are used for elevated-temperature applications where stabilization against intergranular corrosion is important. Duplex 2205 and super duplex 2507 offer higher strength and good resistance to chloride-containing fluids.

Carbon steel grades covered by ASTM A179 and A192 are commonly used for boilers, condensers, and heat-transfer equipment. Alloy steels such as T11 and T22 are used where higher-temperature strength is required.

Nickel alloys such as Inconel, Incoloy, Monel, and Hastelloy are selected for severe corrosion, high temperature, and demanding chemical service. The suitable material depends on the fluid, temperature, pressure, corrosion conditions, heat-transfer requirements, and applicable design standard.

What Is the Difference Between Heat Exchanger Tubes?

Heat exchanger tubes differ according to their construction, material, shape, and intended service.

Point Seamless Tubes Welded Tubes
ManufacturingMade from solid billetMade from strip or sheet
Longitudinal WeldNonePresent
SurfaceSmooth internal and external surfaceWelded construction
Common MaterialsCarbon, alloy, stainless, duplexStainless, carbon, duplex, nickel alloy
ApplicationsHigh-pressure and high-temperature serviceGeneral heat-transfer and process service
Available FormStraight / U-BendStraight / U-Bend where applicable
CostGenerally higherGenerally more economical
SelectionBased on pressure, temperature and codeBased on standard, service and design requirements

The choice between seamless and welded construction depends on the applicable standard, operating conditions, equipment design, and customer specification.

Heat Exchanger Tubes Chemical Composition

Chemical composition controls important properties such as corrosion resistance, strength, weldability, and high-temperature performance. The following values represent commonly specified compositions for selected stainless steel grades.

Grade C Max. Mn Max. Si Max. Cr Ni Mo
3040.08%2.00%1.00%18–20%8–11%—
304L0.03%2.00%1.00%18–20%8–13%—
3160.08%2.00%1.00%16–18%11–14%2–3%
316L0.03%2.00%1.00%16–18%10–15%2–3%
3210.08%2.00%1.00%17–19%9–12%—
3470.08%2.00%1.00%17–19%9–13%—
22050.03%2.00%1.00%22–23%4.5–6.5%3–3.5%
25070.03%1.20%0.80%24–26%6–8%3–5%

Actual chemistry is supplied according to the applicable material standard and grade.

Heat Exchanger Tubes Mechanical Properties

Mechanical properties determine how the tube performs under tensile loads, pressure, temperature, and service conditions.

Grade Tensile Strength Min. Yield Strength Min. Elongation Min.
304515 MPa205 MPa40%
304L485 MPa170 MPa40%
316515 MPa205 MPa40%
316L485 MPa170 MPa40%
321515 MPa205 MPa40%
347515 MPa205 MPa40%
2205620 MPa*450 MPa*25%*
2507795 MPa*550 MPa*15%*

Mechanical requirements vary according to the applicable ASTM/ASME standard and product condition.

Heat Exchanger Tubes Size and Weight Chart

Heat exchanger tubes are normally specified by outside diameter and wall thickness. The following sizes are commonly supplied:

OD OD in mm Common Wall Options
1/4"6.35 mmAs per specification
3/8"9.53 mmAs per specification
1/2"12.70 mmAs per specification
5/8"15.88 mmAs per specification
3/4"19.05 mmAs per specification
1"25.40 mmAs per specification
1-1/4"31.75 mmAs per specification
1-1/2"38.10 mmAs per specification
2"50.80 mmAs per specification
2-1/2"63.50 mmAs per specification
3"76.20 mmAs per specification
4"101.60 mmAs per specification
5"127.00 mmAs per specification
6"152.40 mmAs per specification

Tube weight changes with material, OD, and wall thickness, so the final weight is calculated from the ordered dimensions and grade.

Available Sizes, Dimensions and Tolerances

We supply heat exchanger tubes from 1/4" to 6" OD, with wall thickness selected according to the applicable standard, heat exchanger design, and customer requirement.

Product Available Size Form Length
Stainless Steel Heat Exchanger Tubes1/4"–6" ODStraight / U-BendStandard / Cut
Carbon Steel Heat Exchanger Tubes1/4"–6" ODStraightStandard / Cut
Duplex Heat Exchanger Tubes1/4"–6" ODStraight / U-BendStandard / Cut
Nickel Alloy Tubes1/4"–6" ODStraight / U-BendStandard / Cut
U-Bend TubesAs per drawingU-BendAs required
Finned TubesAs per designFinnedAs required

Dimensional tolerances for outside diameter, wall thickness, length, straightness, and U-bend dimensions are maintained according to the applicable specification.

Heat Exchanger Tubes We Manufacture and Supply

Our range covers stainless steel, carbon steel, alloy steel, duplex, super duplex, and nickel alloy heat exchanger tubes for industrial heat-transfer applications. We manufacture tubes in different sizes, wall thicknesses, lengths, and finishes to meet equipment and project requirements.

We supply seamless and welded heat exchanger tubes, straight tubes, U-bend tubes, condenser tubes, boiler tubes, and finned tubes. Common grades include 304, 304L, 316, 316L, 321, 347, 2205, 2507, Inconel, Incoloy, Monel, and Hastelloy. Our experience as a heat exchanger tubes manufacturer allows us to produce tubes according to different standards, dimensions, and service requirements.

Each order can include required markings, inspection reports, material certificates, and test documentation according to the applicable standard. Tubes are available in different conditions and configurations for heat exchangers, condensers, boilers, and other heat-transfer equipment.

Applications of Heat Exchanger Tubes

  • Oil & Gas: Heat exchangers, coolers, condensers, and process equipment.
  • Petrochemical: Process heating and cooling systems.
  • Chemical Plants: Heat-transfer equipment exposed to corrosive fluids.
  • Power Generation: Boilers, condensers, feedwater heaters, and heat recovery systems.
  • Pharmaceutical: Process heating and cooling equipment requiring clean tube surfaces.
  • Food and Dairy: Sanitary heat-transfer systems.
  • Marine: Seawater cooling systems and condensers.
  • HVAC: Chillers, condensers, evaporators, and cooling equipment.
  • Refineries: Process heat exchangers and condensers.
  • Engineering: Industrial heating, cooling, and fluid-processing equipment.

Why Choose Us as Your Heat Exchanger Tubes Manufacturer in India?

Since 2005, we have manufactured and supplied industrial pipes and tubes to customers in India and international markets. Our quality systems include ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018, along with applicable TÜV and PED 2014/68/EU certifications.

We manufacture heat exchanger tubes in stainless steel, carbon steel, alloy steel, duplex, super duplex, and nickel alloys, with sizes from 1/4" to 6" OD. Our manufacturing and sourcing capabilities support requirements of up to 100 tons per month, covering standard, bulk, and project orders.

Customers looking for a heat exchanger tubes supplier in India can source tubes in different grades, dimensions, wall thicknesses, finishes, and configurations. Testing can include hydrostatic, eddy current, PMI, hardness, flattening, flaring, and IGC checks according to the applicable specification.

Orders can include EN 10204 3.1 material certificates, inspection reports, product marking, suitable export packing, and third-party inspection when required. We support domestic and export requirements with documentation and shipment coordination based on the project and destination.

Countries We Export Heat Exchanger Tubes To

We export heat exchanger tubes to customers across 85+ countries, supporting industrial and orders with suitable packing, commercial documents, inspection support, and shipment coordination according to engineering requirements in major global markets.

North America: United States, Canada, Mexico

Middle East: United Arab Emirates, Saudi Arabia, Qatar, Kuwait, Oman, Bahrain

Europe: United Kingdom, Germany, France, Italy, Netherlands, Spain

Asia Pacific: Australia, Singapore, Malaysia, Indonesia, Thailand, Vietnam

Africa: South Africa, Egypt, Nigeria, Kenya, Algeria

South America: Brazil, Argentina, Chile, Peru, Colombia

We handle export orders with suitable packing, commercial documents, inspection support, and shipment coordination according to the destination and project requirements.

Heat Exchanger Tubes FAQs

Common questions about heat exchanger tube materials, sizes, standards, testing, and supply.

What are heat exchanger tubes used for?

Heat exchanger tubes transfer heat between two fluids without allowing them to mix. They are used in heat exchangers, condensers, boilers, coolers, and other process equipment.

Which materials are available for heat exchanger tubes?

We supply stainless steel, carbon steel, alloy steel, duplex, super duplex, and nickel alloy heat exchanger tubes.

Which grades of stainless steel heat exchanger tubes do you supply?

Common grades include 304, 304L, 316, 316L, 321, and 347. Other grades can be supplied according to the applicable specification.

What standards are used for heat exchanger tubes?

Common standards include ASTM A179, A192, A213, A249, A269, A789, EN 10216, and EN 10217, depending on the material and tube construction.

What sizes of heat exchanger tubes do you supply?

We supply heat exchanger tubes from 1/4" to 6" OD, with wall thicknesses and lengths according to the applicable standard and customer requirements.

Do you supply U-bend heat exchanger tubes?

Yes. We supply U-bend tubes according to required outside diameter, wall thickness, bend radius, leg length, and drawing specifications.

What testing is available for heat exchanger tubes?

Testing can include hydrostatic, eddy current, PMI, hardness, flattening, flaring, and IGC testing, depending on the product standard and order requirements.

Which certificate is supplied with heat exchanger tubes?

EN 10204 3.1 material certificates can be supplied with applicable orders. Third-party inspection and 3.2 certification can also be arranged when required.

Are you a heat exchanger tubes manufacturer or supplier?

We manufacture and supply heat exchanger tubes in India, with capabilities covering stainless steel, carbon steel, alloy steel, duplex, super duplex, and nickel alloy materials.

Do you export heat exchanger tubes outside India?

Yes. We export heat exchanger tubes to customers in 85+ count

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