Oil and gas

Drill pipe includes pipe body and tool joints(box and pin) welded together, used to connect drilling rig surface equipment and bottom equipment or bottom hole equipment.

The production process of DIN 1629 steel pipe supplied by GNEE includes heating of pipe billet, piercing, three-roller cross rolling or continuous rolling, tube stripping, sizing (or reducing), cooling, straightening, hydrostatic test (or flaw detection), marking and warehousing.

ASTM A847 weathering steel pipe is a cold-formed welded and seamless high-strength, low-alloy round, square, rectangular or special-shaped structural pipe.

We are stockholder & suppliers of ASTM A335/ASME SA335 P36 ALLOY STEEL PIPE, mostly used in Power Plants. The products are supplied with 3.1 test certificates, according to EN 10204. Certification according to 3.2 can be agreed at the time of order.