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Custom coating possesses excellent mechanical performance and physical and chemical properties. It provides the same corrosion barrier for the parts of the system and formulates continuous corrosion protection system, thus increases the overall effectiveness of the protection against harsh environment.

Applicable Range:
It was applicable to various valves, pipe fittings, connectors and wellhead equipments in the oil and chemical industry.

1. LongForza manufactures and sells API drill pipes with steel grade ranging from E75 to S135 and outside diameter ranging from 2-3/8” to 5-1/2” ,high torque drill pipe with Double Shoulder Tool Joint, and BNK C95S, C105S and C120S drill pipe with special steel for sulfur-containing oil well.
2. The production facility and manufacturing process are from NKK Japan. It’s designed annual capacity is 16,800 tons.
3. The company was granted the right to use API monogram in MaY,1997 and IS09000 certificate in December, 1997.
4. The product is mainly for the drilling of ultra-deep well, horizontal well and extended reach well.