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Shanghai, China

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Sunny Steel offer an extensive range of Seamless steel pipes for low and medium pressure service. Appication for heat exchange tubes, streaming tubes. In the main steel grade as GB3087-2008ASTM A179ASTM A192.

Steel pipes Size (mm):

  • Outer Dimensions.: 10.3mm – 114.3mm
  • Wall Thickness: 0.8 mm – 12 mm
  • Length: max 16000mm

Application: for low and medium pressure boiler water wall, economizer, reheater, superheater and steam pipeline.

Steel grade:

Well packing:

  • Packed in wooden crates, wrapped in plastic, and suitably protected for sea-worthly delivery or as requested.
  • Both ends of each crate will indicate the order no., heat no., dimensions, weight and bundles or as requested.

Please view the real informations of the standard as below:


GB 3087-2008 is applicable to the seamless steel tubes that are made of quality carbon structural steels and used for manufacturing various low and medium pressure boilers.

GB3087-2008 Steelpipe


ASTM A179/A179M,  ASME SA179/SA179M is the standard applicable to Seamless cold drawn low carbon steel heat exchanger and condenser tubes.

Heat Exchange and Condersers tube, ASTM A179
ASTM A179 for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes


The ASTM A192 belongs to the carbon seamless tubes, which is specially designed for high, middle, low pressure purpose in seamless carbon steel boilers and as super heater tubes.

ASTM A192 seamless tube
ASTM A192 Specification for Seamless Carbon Steel Boiler Tubes for High-Pressure Service
  • ASTM A192 —– American Society for Testing Materials standard
  • ASME SA192 —- American Society of Mechanical Engineers standards


  • Pipes are supplied with marking according to standard and customer request.
  • Marking is paint on the ends of pipes.
  • The same data, as well as additional information per customer’s request, is indicated on the bundle’s tags.


  • Pipes are supplied in hexagonal bundles or round bundles tied with steel strip.
  • Weight of bundle – up to 5000 kg upon request of customer.
  • Each bundle is furnished with three tags.

Read more informations of seamless teel pipes

Get in Touch

If you are interested in our products or cooperating with us, even having a comment or a suggestion please contact us now, for more detailed information.
Tel.: +8621 3378 0199 |

PDF View the PDF catalogue of Seamless steel pipes for low and medium pressure service