GNEE is a professional manufacturer and service provider of seamless steel pipes, with an annual output of 200,000 tons of steel pipes.
Among them, ASTM A179 carbon pipes are made of high-quality carbon steel or alloy steel and are produced by hot rolling or cold drawing processes.
A179 Seamless Steel Pipe excels in heat exchange and condensation efficiency, and can effectively transfer heat from one medium to another, thereby realizing energy conversion and utilization.
The carbon content of ASTM A179 Cold Drawn Seamless Carbon Steel Tube is 0.06-0.18%, and the silicon content is 0.27-0.63%.
ASTM A179 seamless tube is mainly used to manufacture high-pressure equipment such as steam turbines, and as a core component of tubular heat exchangers, condensers and similar heat transfer equipment.
ASTM A179 Carbon Steel Tube Manufacturer

Specification for ASME SA179 Condenser Tubes
| Standards | ASTM, ASME and API |
| Size | 1/2" NB to 36" NB,O.D.: 6.0~114.0; W.T.: 1~15; L: max 12000 |
| Thickness | 3-12mm |
| Schedules | SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules |
| Tolerance | Cold drawn pipe: +/-0.1mmCold rolled pipe: +/-0.05mm |
| Craft | Cold rolled and Cold drawn |
| Type | Seamless / ERW / Welded / Fabricated |
| Length | Min 3 Meters, Max18 Meters, or according to customer's requirement |
| End | Plain End, Beveled End, Treaded |
| Additional Testing | NACE MR0175, NACE TM0177, NACE TM0284, HIC TEST, SSC TEST, H2 SERVICE, IBR, etc. |
GNEE provides A179 pipe types
| ASTM A179 Pipe Types | Out diameter | Wall thickness | Length |
| ASTM A179 Seamless Tube (Custom Sizes) | 1/2" NB - 60" NB | SCH 5 / SCH 10 / SCH 40 / SCH 80 / SCH 160 | Custom |
| ASTM A179 Welded Tube (in Stock + Custom Sizes) | 1/2" NB - 24" NB | As per requirement | Custom |
| ASTM A179 ERW Tube (Custom Sizes) | 1/2" NB - 24" NB | As per requirement | Custom |
| ASTM A179 Heat Exchanger Tube | 16" NB - 100" NB | As per requirement | Custom |
Advantages of Choosing GNEE A179 material tubes
GNEE export A179 steel pipes to 65 countries and regions around the world every year, with prices 5% lower than other suppliers, and strict production quality assurance. We look forward to working with you, and will continue to work hard and continuously improve to provide you with safe, convenient and high-quality services.
If you are interested in purchasing quality seamless tubes from reliable GNEE, please email now!sales@gneetube.com
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FAQ
Q.How do we trust your company?
A. We specialist in steel business for many years, authenticated by SGS,welcome to visit our factory.
Q. Can you provide samples?
A.We can provide them for free, you need to bear the shipping cost.
Q.What is your after-sales service?
A.We provide after-sales service and 100% quality assurance for our products.
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