Oil and gas

20MnG steel pipe is a type of steel pipe commonly used in high temperature and high pressure applications, commonly used in boilers, heat exchangers and other high temperature and high pressure equipment.

We are also a leading exporter and supplier of aASTM A106 Grade B Carbon Steel Tubes in our company.

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.

A519 Gr 4130 steel pipe is an alloy steel seamless pipe, mainly used in medium-sized machinery manufacturing industry, such as shafts, spindles, highly loaded control wheels, bolts, studs, gears, etc.