Hunan great steel pipe co.ltd
great steel pipe supplier
Hunan Steel Industrial was founded in 1978 and our enterprise is the predecessor of branch of China's oil pipeline and gas pipeline science research institute, as the most authoritative pipeline engineering research institute, consists of eight backbone institute and line pipe bureau postdoctoral research stations, oil and gas pipe is "safe" the main body of the national engineering laboratory on units, is China technology center and plumbing contractor as well as carbon steel pipe supplier branch of China welding association director branch pipe welding unit, and a large number of sophisticated equipment and high-end talent in pipeline engineering materials, pipe welding technology, piping, special tools and pipeline construction technology, pipeline corrosion protection technology, piping nondestructive testing technology, pipeline safety evaluation, pipe information standard eight fields a leading domestic level, undertake and fulfill the country and provincial key technology research projects more than 200 items, has a number of national patent results at home and abroad, and key pipeline engineering application widely.
The range of our products: Seamless pipe :OD: 1/4 inch-36 inch, wall thickness:1.25mm to 50mm, ERW steel pipe : OD:1/8 inch to 24 inch, wall thickness: max 26.5mm LSAW steel pipe : OD:16 inch to 64 inch , wall thickness: max 65mm Spiral welded steel pipe : OD:219mm to 3120mm, wall thickness: 3mm to 25mm
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