JCOE is a large diameter longitudinal submerged arc welded pipe production line in China adopting progressive bending process, featuring its high uniformity of dimension and high flexibility. We have these steel pipes with outside diameter betweenΦ406mm and 1626mm, wall thickness between 6.0mm to 75.0mm, and length between 3m and 12.5m. Quality standards like API, DNV, ISO, DEP, EN, ASTM, DIN, BS, GB, and CSA are within the range of our capacity. If you have any demands on them, feel free to contact us -sales@ekaship.com.