Except standard API grades of tubings and couplings, we also can produce special grade sour service and air tight couplings.
We have two casing manufacture lines in Japan and China, which can produce 200,000 metric tons casing pipes each year. The maximum OD is 20". Casing |
We have two casing manufacture lines in Japan and China, which can produce 200,000 metric tons casing pipes each year. |