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Boiler & Heat Exchanger Tubes

Boiler & Heat Exchanger Tubes

Boiler & Heat Exchanger Tubes are critical heat-transfer components designed to operate reliably under high temperature, high pressure, and corrosive environments. These tubes are extensively used in boilers, superheaters, economizers, condensers, and industrial heat exchangers across power plants, refineries, petrochemical units, chemical processing industries, marine systems, desalination plants, and HVAC applications.

Moksh Tubes & Fittings LLP is a trusted manufacturer, supplier, and exporter of Boiler & Heat Exchanger Tubes in India, supplying premium-quality tubes conforming to ASTM A179, ASTM A192, ASTM A213, and ASME SA213 standards. Our products are widely supplied to Indian projects and Gulf / GCC countries including UAE, Saudi Arabia, Qatar, Oman, and Kuwait.

Manufactured using advanced seamless and welded (ERW & EFW) processes, our boiler and heat exchanger tubes offer excellent mechanical strength, corrosion resistance, dimensional accuracy, and long service life, even in extreme operating conditions.

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SPECIFICATIONS

Category Details
Material Stainless Steel, Duplex & Super Duplex Steel, Nickel Alloys, Inconel, Monel, Titanium, Copper Alloys, Alloy Steel, Carbon Steel
Grades ASTM/ASME certified available in all mentioned alloys
Outer Diameter (OD) 6 mm to 219 mm
Wall Thickness 0.5 mm to 12.7 mm (standard & custom schedules)
Lengths Up to 12 meters or cut-to-length as per project needs
Finishes Bright Annealed, Pickled & Passivated, Electro Polished, Matte
Types Seamless, Welded (ERW, EFW), U-Bent Tubes
Standards ASTM A179, A192, A213, A249, A269, A333, ASME SA213, EN 10216, DIN standards
Applications Boilers, Heat Exchangers, Superheaters, Condensers, Economizers

Boiler & Heat Exchanger Tubes Weight Chart

Schedule 10C Size & Weight Chart

NB (mm) NPS OD (mm) Wall Thickness (mm) Weight (kg/m)
3 1/8 10.3 1.24 0.28
6 1/4 13.7 1.24 0.39
10 3/8 17.1 1.24 0.49
15 1/2 21.3 1.65 0.81
20 3/4 26.7 1.65 1.04
25 1 33.4 1.65 1.32
32 1 1/4 42.2 1.65 1.68
40 1 1/2 48.3 1.65 1.93
50 2 60.3 1.65 2.43
65 2 1/2 73.0 1.65 2.96
80 3 88.9 1.65 3.62
100 4 114.3 1.65 4.67
125 5 141.3 1.65 5.79
150 6 168.3 1.65 6.91
200 8 219.1 2.11 11.51
250 10 273.1 2.77 18.81
300 12 323.9 3.05 24.59
350 14 355.6 3.4 30.1
400 16 406.4 3.4 34.44
450 18 457.2 3.8 43.28
500 20 508.0 3.8 48.15
600 24 609.6 4.0 60.92

Schedule 40 Size & Weight Chart

NB (mm) NPS OD (mm) Wall Thickness (mm) Weight (kg/m)
3 1/8 10.3 1.73 0.37
6 1/4 13.7 2.24 0.64
10 3/8 17.1 2.31 0.86
15 1/2 21.3 2.77 1.27
20 3/4 26.7 2.87 1.7
25 1 33.4 3.38 2.46
32 1 1/4 42.2 3.56 3.61
40 1 1/2 48.3 3.68 4.18
50 2 60.3 3.91 5.44
65 2 1/2 73.0 5.16 8.63
80 3 88.9 5.49 11.29
100 4 114.3 6.02 17.15
125 5 141.3 6.55 23.85
150 6 168.3 7.11 30.7
200 8 219.1 8.18 49.56
250 10 273.1 9.27 73.5
300 12 323.9 10.31 95.54
350 14 355.6 11.13 112.63
400 16 406.4 12.7 144.27
450 18 457.2 14.27 179.28
500 20 508.0 15.09 213.93
600 24 609.6 15.88 274.06

Schedule 80 Size & Weight Chart

NB (mm) NPS OD (mm) Wall Thickness (mm) Weight (kg/m)
3 1/8 10.3 1.73 0.37
6 1/4 13.7 3.02 0.83
10 3/8 17.1 3.2 1.13
15 1/2 21.3 3.73 1.63
20 3/4 26.7 3.91 2.3
25 1 33.4 4.55 3.38
32 1 1/4 42.2 4.85 4.84
40 1 1/2 48.3 5.08 5.61
50 2 60.3 5.54 7.48
65 2 1/2 73.0 7.01 11.76
80 3 88.9 7.62 15.74
100 4 114.3 8.56 25.1
125 5 141.3 9.53 36.46
150 6 168.3 10.97 49.56
200 8 219.1 12.7 77.1
250 10 273.1 15.09 114.0
300 12 323.9 17.48 153.0
350 14 355.6 19.05 180.0
400 16 406.4 21.44 227.5
450 18 457.2 23.83 282.5
500 20 508.0 26.18 342.0
600 24 609.6 30.96 480.0

Schedule 160 Size & Weight Chart

NB (mm) NPS OD (mm) Wall Thickness (mm) Weight (kg/m)
3 1/8 10.3 2.41 0.49
6 1/4 13.7 3.02 0.83
10 3/8 17.1 3.2 1.13
15 1/2 21.3 4.09 1.75
20 3/4 26.7 4.55 2.63
25 1 33.4 6.35 4.51
32 1 1/4 42.2 6.35 6.12
40 1 1/2 48.3 7.14 7.92
50 2 60.3 8.71 11.06
65 2 1/2 73.0 9.53 14.9
80 3 88.9 11.13 21.31
100 4 114.3 13.49 34.35
125 5 141.3 15.88 53.3
150 6 168.3 18.26 75.53
200 8 219.1 23.01 123.9
250 10 273.1 28.58 190.5
300 12 323.9 33.32 268.0
350 14 355.6 35.71 327.0
400 16 406.4 40.49 429.5
450 18 457.2 45.24 544.0
500 20 508.0 50.01 677.5
600 24 609.6 59.54 997.0

Schedule XXC Size & Weight Chart

NB (mm) NPS OD (mm) Wall Thickness (mm) Weight (kg/m)
3 1/8 10.3 2.41 0.49
6 1/4 13.7 3.02 0.83
10 3/8 17.1 3.2 1.13
15 1/2 21.3 4.78 1.98
20 3/4 26.7 6.02 3.32
25 1 33.4 7.47 5.25
32 1 1/4 42.2 9.09 8.26
40 1 1/2 48.3 10.15 10.68
50 2 60.3 11.07 14.82
65 2 1/2 73.0 13.49 21.56
80 3 88.9 15.24 29.83
100 4 114.3 18.26 47.17
125 5 141.3 21.95 70.65
150 6 168.3 25.4 99.57
200 8 219.1 28.58 144.45
250 10 273.1 31.75 202.0
300 12 323.9 36.53 281.25
350 14 355.6 38.89 338.0
400 16 406.4 44.45 442.5
450 18 457.2 50.01 562.0
500 20 508.0 55.56 697.0
600 24 609.6 63.5 984.0

Available Grades & Materials

Boiler & Heat Exchanger Tubes are offered in a wide range of materials and grades:

Material Grades
Stainless Steel 304, 304L, 316, 316L, 310, 321, 347 for high-temperature resistance.
Duplex & Super Duplex: 2205, S31803, S32750 for high strength and corrosion
Nickel Alloys Inconel 600, 625, 718, Monel 400, K500 for extreme environments.
Alloy Steel T11, T12, T22, T91 for high pressure boilers.
Carbon Steel ASTM A179, A192 for low and medium pressure boilers.
Copper Alloys Cu-Ni 70/30, 90/10 for marine heat exchangers and condensers.
Titanium Grades 1, 2 for desalination plants and chemical industries.
Nickel alloy tubes for heat exchangers
NICKEL ALLOYS
Stainless steel boiler and condenser tubes
STAINLESS STEEL
Duplex and super duplex tubes for seawater service
DUPLEX & SUPER
Titanium heat exchanger and condenser tubes
TITANIUM ALLOYS
Haynes superalloy tubes for high-temperature service
Haynes Superalloys
Inconel alloy tubes for corrosion-resistant applications
Inconel

Applications of Boiler & Heat Exchanger Tubes

Boiler & Heat Exchanger Tubes are crucial for industries where efficient heat transfer and mechanical strength are required:

Power Generation
  • Superheater & reheater tubes
  • Boiler tubes for thermal, gas & nuclear plants
Oil & Gas / Petrochemical
  • Process heat exchangers
  • Condensers & coolers
Chemical & Fertilizer Plants
  • Reactors, evaporators, cooling towers
Marine & Offshore
  • Cu-Ni & Titanium seawater condensers
  • Marine boiler systems
Food & Dairy
  • Hygienic stainless-steel heat exchanger tubes
HVAC & Refrigeration
  • Evaporators, condensers, chilled water systems

Uses of Boiler & Heat Exchanger Tubes

Boiler & Heat Exchanger Tubes are used extensively across multiple industries, including:

Efficient Heat Transfer

Ensures efficient heat transfer in industrial systems

Extreme Condition Performance

Handles extreme temperature and pressure conditions

Corrosion Resistance

Provides corrosion resistance in aggressive environments

Energy Efficiency Support

Supports energy efficiency in power plants and process industries

Multi-Media Compatibility

Suitable for steam, gas, liquid, and chemical transport in heat systems

Operational Reliability

Delivers long term reliability and consistent performance in demanding applications

Mechanical Properties – Boiler & Heat Exchanger Tubes

(Typical values as per ASTM standards)

Standard ASTM A179 ASTM A192 ASTM A213 (SS Grades)
Tensile Strength (MPa) 325 325 515
Yield Strength (MPa) 180 180 205
Elongation (%) 35 35 40

📌 Actual values depend on material grade and heat treatment.

Why Choose Moksh Tubes?

Ready stock for fast dispatch
Project-based sourcing & bulk supply capability
Compliance with Indian & Gulf standards
Export-grade packaging & complete documentation
Reliable delivery timelines
Technical support for EPC & industrial projects

Frequently Asked Questions (FAQ)

What are Boiler & Heat Exchanger Tubes?

Boiler & Heat Exchanger Tubes are precision-engineered components used in power plants, refineries, chemical industries, and various heat-transfer systems. They are built to withstand high temperature, high pressure, and corrosive environments while maintaining stable heat transfer efficiency.

What materials are used to manufacture these tubes?

These tubes are manufactured in Stainless Steel, Duplex/Super Duplex, Nickel Alloys (Inconel, Monel), Alloy Steel, Carbon Steel, Copper Alloys, and Titanium. The selection depends on the operating temperature, pressure, and fluid medium.

What sizes and dimensions are available?

Boiler & Heat Exchanger Tubes are available from 6 mm to 219 mm OD, 0.5 mm to 12.7 mm wall thickness, and lengths up to 12 meters. Available in Seamless, Welded, ERW, EFW, and U-Bent forms.

What standards do these tubes meet?

These tubes are manufactured according to ASTM A179, A192, A213, A249, A269, A333, ASME SA213, EN 10216, DIN, and related global specifications with strict inspection and QC.

What are the main applications of Boiler & Heat Exchanger Tubes?

Used in boilers, superheaters, reheaters, economizers, heat exchangers, condensers, petrochemical heaters, chemical processing, marine applications (Cu-Ni & titanium), food & dairy systems, and HVAC/refrigeration.

What is the MOQ and typical lead time?

Ex-stock sizes dispatch 2-5 days; make-to-order 2-6 weeks, grade/OD/WT par depend karta hai.

What test certificates and NDT do you provide?

EN 10204 3.1 MTC with heat/lot traceability; Hydro, Eddy Current, UT, PMI, Hardness testing available as per PO.

Contact Us

For further information, quotes, or customized boiler and heat exchanger tube products, Moksh Tubes & Fittings LLP is your dependable partner for Boiler & Heat Exchanger Tubing Solutions.

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