HUNAN GREAT STEEL PIPE CO.,LTD is a professinal manufacturing company in the field of producing and marketing of high quality steel tube for the construction and allied industries engaged in steel and relevant products export in China. The main range of our product 1)SMLS :OD 1/4 inch-36 inch W.T 1.25mm to 50mm; 2) ERW/LSAW/DSAW : OD 1/2inch-52inch W.T 1.65mm to 25mm; 3) SAW/SSAW: OD 219mm to 3120mm .W.T 3mm to 25mm; We sure of that we could provide high quality products conforming to international standards such as API, ASTM, EN, BS, DIN, JIS etc. at very competitive price through a complete supply chain. We sincerely hope to establish well cooperation relations with you esteemed company. Your any products needs or questions will be highly appreciated via Kristy Zhou-kristy(at)hnssd(dot)com.