Hengyang Valin Steel Pipe Co., Ltd. (referred to as Henggang) is affiliated to Hunan Valin Iron and Steel Group Co., Ltd., and is one of the five largest professional seamless steel pipe manufacturers in the world. The existing total assets are 13.4 billion yuan. It is a professional seamless steel pipe manufacturing base for the whole process of iron, steel, pipe and deep processing. It has an annual production capacity of 2 million tons of steel pipes. It is the most complete and advanced seamless steel pipe production unit in the world. The company with the most models and the most complete product specifications.


There is a 1080m3 blast furnace ironmaking production line, three small, large and extra large arc continuous casting round tube blank production lines, Φ89, Φ180, Φ219, Φ340, Φ720 five steel pipe production lines, and two pipe end thickening production lines. Among them, Φ89, Φ180, Φ340 three sets of continuous rolling pipe production lines are fully equipped, and the overall technical equipment is at the advanced level in the world. The Φ340 continuous rolling pipe production line is a national “double high and one excellent” project; Tube rolling mill.



Henggang is a seamless steel pipe manufacturer with a history of more than 50 years. Its products include: pipes for oil and natural gas, pipes for pressure vessels, and pipes for machining. It can produce various specifications and varieties of hot-rolled seamless steel pipes and coated anti-corrosion pipes below 800mm in diameter.