317L Round Bar

SA 179 Seamless U Tubes

Sa 179 Seamless U Tubes<br />

ASTMA179 U Tube Manufacturer, ASME Sa179 U, Sa 179 U Boiler Tube, ASTM A179 U Pipe Suppliers, Sa179 U Tubes, Supplier Sa 179 U Tube Manufacturer, Sa 179 U Tubes Manufacturer

Supplier Of ASTM A179 U Tubing, ASTM A179 U Boiler Tube, ASTM A179 U Heat Exchanger Tube Suppliers, ASTM A179 U Tube, ASTM ASME SA179 U

Detailed Information:

The SA179 Tubes are widely used in various industries due to their physical and mechanical properties. SA179 Tubing solutions are known for their excellent yield strength and tensile strength. The ASTM A179 Boiler Tube’s properties remain unmatched. We manufacture tubes in various configurations using the SA179 Material. 

The SA 179 Tube Material can be customized to fit a variety of wall thicknesses, dimensions, and sizes according to the specifications provided by our clients. Our tubes are made from high-quality ASTM A179 material and are used in the petrochemical and sugar mill industries.

We provide our high-quality ASTM A179 Seamless Steel Tubes that are widely used because of their high tensile strength and yield strength. Our carbon steel tube ASTM A179 remains highly unmatched in quality – including properties such as high corrosion resistance, pitting resistance, acid resistance, oxidation resistance, etc. Besides the fact that the SA 179 Seamless Tube is extreme, it is also known for its exceptional strength. The SA 179 Tubes we manufacture are manufactured in a modern and well-equipped production unit that helps us design them with good dimensional accuracy.

The performance of ASTM A179 SAE J524 Cold Drawn Tube remains unmatched among cold-drawn tubes and for a good reason. In addition to resisting crevice corrosion, SA 179 Heat Exchanger Tube has excellent strength properties.

 SA179 Cold-Drawn Seamless Tube is produced with precision and dedication thanks to our advanced technology and experienced professionals. Our ASME SA179 U Tube Bundle Heat Exchanger is designed and manufactured based on the set guidelines and international quality standards.

We manufacture ASTM A179 Carbon Steel Boiler Tubes with several outstanding features. We manufacture ASTM A179 Carbon Steel U Tube Heat Exchangers with greater dimensional accuracy and excellent surface finishes. We manufacture robust, durable, complex, and stress corrosion crack-resistant Carbon Steel A179 Condenser Tubes. It is also known for its high-pressure resistance properties, and our SA 179 grade U Tube Heat Exchanger can withstand high pressures.

ASTM A179 Heat Exchanger Tubes Specifications

Standard Specification SA179 Tubes & ASTM A179 Tubes
Size straight lengths up to 27.00 Meters
Outside Diameter 6.00 to 8O.00mm
Length Double Random & Required Length, Single Random or Custom
Thickness 0.85 to 6mm
Pipes & Tubes End Plain End, Beveled End, Treaded Protected With Plastic Caps
Shape Round Pipes & Tubes, Coiled Tubes, “U” Shape Pipes & Tubes
Type Seamless SA179 & ASTM A179 Pipes & Tubes.
Top exporting countries
  • North America (Canada, United States, Mexico)
  • South America (Chile, Argentina, Venezuela, Peru, Colombia, Brazil)
  • Africa (South Africa, Algeria, Egypt)
  • Oceania (Australia, New Zealand)
  • Asia (Cambodia, Indonesia, Sri Lanka, Malaysia, Thailand, Philippines, Kazakhstan, Bangladesh, South Korea, Israel, Vietnam, Myanmar, Russia, Tajikistan, Singapore, Brunei)
  • Middle East (Kuwait, Yemen, Iran, Arabia, Saudi Jordan, U.A.E, Oman, Lebanon)
  • Europe (England, Netherlands, Belgium, France, Austria, Germany, Italy, Switzerland )


ASTM A17 Seamless Tubing Chemical Composition

Chemical Composition (%) Max.











A179 Carbon Steel Tubing Mechanical Properties

Tensile Strength(Mpa)

Yield Strength(Mpa)



325 Min

180 Min

35 Min

72 max

Sa 179 Equivalent Material









KS/JIS Symbol

KS/JIS Number


DIN Type






B.S Grade


NBN Type

NBN Grade





UNI Type



ASTM A179/ SA179


STBH 340 / STB 35

D3563 / G3461

St 35.4




CFS 320

D 37-2



TU 37 C



C 14


St 35.8




A179 Steel Tube Material For Heat Exchanger

ASTM A179 Carbon Steel Seamless Pipe

Seamless Black ASTM A179 Pipe

SA 179 Grade Welded Pipe

SA 179 Carbon Steel Oval Pipe

ASTM A179 Low-Temperature Erw Pipe

ASTM A179 Grade Casing Pipe

SA 179 Killed Carbon Steel Schedule 40 Pipe

ASME B36.19 ASME SA179 Pipe

ASTM A179 Schedule 10 Pipe

ASTM A179 Carbon Steel Double Wall Pipe

SA 179 Carbon Steel Efw Pipe

Epoxy-lined SA 179 Grade Pipe

ASTM A179 Grade Round Pipe

PTFE lined ASTM A179 Grade Natural Gas Pipe

ASME SA179 Drill Pipe

SA 179 Killed Carbon Steel Grooved Pipe

ASTM A179 Carbon Steel Square Pipe

ASTM A179 Hydraulic Pipe

SA 179 Grade Rectangular Pipe

SA 179 Carbon Steel Hollow Pipe

ASTM A179 Low-Temperature Welded Rectangular

ASTM A179 Grade Oil Pipeline

Large Diameter Seamless SA 179 Killed Carbon Steel Pipe

Schedule 80 Seamless ASTM A179 Carbon Steel Pipe

Epoxy Coated ASME SA179 Pipe

Cement-lined ASTM A179 Carbon Steel Pipe

Schedule 40 Seamless SA 179 Grade Pipe

Thin Wall SA 179 Grade Pipe


ASTM A179 Straight Tubes


15.88 – 89 mm (5/8 inch to 3 1/2 inch)


1.651 – 7.0 mm (16 BWG to 2 BWG)

Length (Straight)

3000 – 25000 mm

Production capacity

1000 tons/month



Astm A179 Fin Tubes

  • Tubes according to ASME-II SA 450.
  • Tubes shall be cut square and deburred both I.D. and O.D.

*Sizes in mm

Tube Material


Fin Type

G-Finned EMB or L-Finned

Fin Material

Al. alloy 1060/1100

Tube OD.


Tube Thickness


Fin Height


Fin OD.


Fin Thickness


N° fins/length

433 fins/m

L Total


L Finned


Sa 179 U-Bend Fabrication Tolerances


Condition (when)


Nominal bend radius ≤ 2 x nominal OD

less than or equal to 12%


2 x nominal OD < Nominal bend radius ≤ 4 x nominal OD

less than or equal to 10%

Nominal bend radius > 4 x nominal OD 

less than or equal to 5%

Nominal bend radius ≤ 2 x nominal OD

0.75 x nominal wall

Minimum wall thickness

2 x nominal OD < Nominal bend radius ≤ 4 x nominal OD

0.8 x nominal wall

Nominal bend radius > 4 x nominal OD

0.9 x nominal wall

Nominal bend radius ≤ 8″ (200mm)


Bending Radius

8″ (200mm) < Nominal bend radius ≤ 16″ (400mm)


Nominal bend radius >16″ (400mm)


Distance between legs

Max 1/16″(1.5mm)

Wall thinning of the bending area

Max 17%

Difference between leg lengths at the ends

Leg length ≤ 16′ (4.88m)


Leg length > 16′ (4.88m)


Deviation from the plane of bend

≤ 3/16″(1.5mm)

Flattening on bend

≤ 10% nominal diameter

Straight leg length





Total tube length, including radius





ASTM A179 U-Bent Tube Size Range (U-Bending, U-Bend)

Tube Outside Diameter

Tube Wall Thickness

Bending Radius

U Tube Straight “Leg” Length

Straight Tube Before U Bending

min. 12,70 mm

min. 0,70 mm

min. 1,5 x D

max. 11 000 mm

max. 24 000 mm

max. 31,75 mm

max 5,16 mm

max. 1 250 mm

ASTM A179 U Bent Tubes Tests Includes

  • Air Underwater Test
  • Hydrostatic Test
  • Pulsating Pressure Test
  • Dye Penetrant Test
  • Magnetooptical Test

ASTM A179 Bending Type

Cold Bending and Hot Bending.

Sa 179 Seamless U Tubes Applications

  • Infrastructure
  • Oil and Gas
  • Drilling and Minning
  • Water Line
  • Ship Building
  • Fluid Transportation
  • Idlers and Conveyors
  • Hydraulic, Boiler, and Heat Exchanger
  • Mechanical Purpose

Countries We Export:

Afghanistan, Albania, Algeria, Andorra, Angola, Antigua-Barbuda Argentina, Armenia, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bhutan, Bolivia, Bosnia-Herzegovina, Botswana, Brazil, Brunei, Bulgaria, Burkina-Faso, Burundi, Côte d’Ivoire, Cabo Verde, Cambodia, Cameroon, Canada, Central African Republic, Chad, Chile, China, Colombia, Comoros, Congo (Congo-Brazzaville), Costa-Rica, Croatia, Cuba, Cyprus, Czechia (Czech Republic), Democratic Republic of the Congo, Denmark, Djibouti, Dominica, Dominican Republic, Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Estonia, Eswatini (fmr. “Swaziland”), Ethiopia, Fiji, Finland, France, Gabon, Gambia, Georgia, Germany, Ghana, Greece, Grenada, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Holy See, Honduras, Hungary, Iceland, India, Indonesia, Iran, Iraq, Ireland, Israel, Italy, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Libya, Liechtenstein, Lithuania, Luxembourg, Madagascar, Malawi, Malaysia, Maldives, Mali, Malta, Marshall Islands, Mauritania, Mauritius, Mexico, Micronesia, Moldova, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Myanmar (formerly Burma), Namibia, Nauru, Nepal, Netherlands, New Zealand, Nicaragua, North Korea, North Macedonia, Norway, Oman, Pakistan, Palau, Palestine-State, Panama, Papua, New Guinea, Paraguay, Peru, Philippines, Poland, Portugal, Qatar, Romania, Russia, Rwanda, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Samoa, San Marino, Sao Tome and Principe, Saudi Arabia, Senegal, Serbia, Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, Solomon Islands, Somalia, South Africa, South Korea, South Sudan, Spain, Sri Lanka, Sudan, Suriname, Sweden, Switzerland, Syria, Tajikistan, Tanzania, Thailand, Timor-Leste, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, United Arab Emirates, United Kingdom, United States of America, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zambia, Zimbabwe.

Cities We Supply:

London, New-York, Paris, Moscow, Tokyo, Dubai, Singapore, Barcelona, Los-Angeles, Madrid Rome, Chicago, Toronto, San-Francisco, Abu-Dhabi, St-Petersburg, Amsterdam, Berlin Prague, Washington,Istanbul, Las-Vegas, Doha, Seoul, Sydney, Beijing,  Miami, Munich, Milan, San-Diego, Bangkok, Vienna, Dublin, Vancouver, Boston,  Zurich,  Melbourne, Budapest, Houston, Seattle, Montreal, Hong-Kong, Frankfurt, Sao-Paulo, Tel-Aviv, Copenhagen, Calgary, Orlando, Atlanta, Dallas, Hamburg, Osaka, Lisbon, Austin, Phoenix Naples, Oslo, Denver, Stockholm, Riyadh, Delhi, Buenos Aires, San-Jose, Brussels, Portland Philadelphia, Ottawa, Helsinki, Valencia, Brisbane, Warsaw, Minneapolis, Shanghai, Lyon, Adelaide, Edmonton, Marseille, Muscat, Athens, Stuttgart, Rio-De-Janeii, Baltimore, Auckland, Cologne, New-Orlean, Kuwait-City,  Kiev, Hanover, Perth, Minsk, Bucharest, Nashville, Dusseldorf, Manchester, Sacramento, Glasgow, Mexico-City, Salt-Lake-Ci, Raleigh, Cracow