Hunan Great Steel Pipe Co.,Ltd, with 24 years of steel pipes manufacturing, is a world-class production and service provider of submerged arc straight seam welded pipe as the first subsidiary of Shinestar Group. Our main products include: carbon steel seamless pipe, carbon steel welded pipe, stainless steel pipe, pipe fittings, which is variety types and full range specifications, moreover, strictly in accordance with international standards, like: ISO certification, CE certification.