Application:Seamless Carbon tube for high pressure boiler and over heater;
Outside Dimension:48-457mm;
Wall Thickness:3.91-57mm;

Tensile Strength:≥325Mpa;
Yield Strength:≥180Mpa;
Elongation:≥35%;
Carbon Content:0.06-0.18%;

Thickness ≥5.1mm, Brinell hardness≤137HRB

Thinckness <5.1mm,Rockwell hardness≤77HRB

Quality Control. 

Our quality control department consists of experienced technicians. These personnel strictly control the whole production procedure, from introduction of raw materials to finish products. They ensure high quality products for our customers.

Your inquiry will be highly appreciated !

Please contact me without any hesitition if you have any problems of our products !

Email:steelpipe ant derbosteel dot com
SKYPE:derbo-steelpipe
Website:www.derbosteel.com