Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for Steel Seamless Mechanical Tube, Dn1400 Spiral Steel Pipe , Black Round Steel Pipe , Black Square Pipe ,Api 5l Steel Seamless Pipe . We, with open arms, invite all interested buyers to visit our website or contact us directly for further information. The product will supply to all over the world, such as Europe, America, Australia,New Delhi , Los Angeles ,Kyrgyzstan , Kuwait .Our items have national accreditation requirements for qualified, high quality goods, affordable value, was welcomed by people today all over the world. Our products will continue to enhance within the order and look forward to cooperation with you, Should really any of these products and solutions be of curiosity to you, be sure to letus know. We are likely to be content to offer you a quotation up on receipt of your detailed needs.