Hunan Province-based Chinese producer Hengyang Valin Steel Tube Co. Ltd has announced that it has succeeded in its trial production of 45 mm super-thick pipe at its 340 Plant, relying fully on its own technology.
While Hengyang Valin Steel's 340 Plant has up to now produced steel pipes with wall thicknesses ranging from 5 mm to 40 mm, it has expanded its product specifications to include 45 mm super-thick pipe in order to meet market demand.