TIAN JIN SDTL STEEL PIPE CO.,LTD is a subsidiary company of CHINA STEEL UNITED GROUP.OUr Group have 10 subsidiary company in whole China.SDTL STEEL was established in 1998,Located in one of the biggest city Tianjin which is very near from Beijing and has the biggest port in north China.We are one of the biggist steel sales company in China,professional deal in kinds of the high quality steel products from TIAN Steel Group,Bao Steel Group,An Steel and Hunan Valin Iron & Steel Group Co., Ltd.Our main products is seamless steel pipe,carbon steel pipe,alloy steel pipe,API steel pipe,ASTM steel pipe,DIN steel pipe and more.We are keeps steel pipe stock 30,000MT every year.
   CHINA STEEL UNITED GROUP has a steel pipe factory in Shandong.Our factory covers area of 180,000 square meters, with annual capacity of 400,000 tons seamless pipes and alloy seamless steel pipes, size arrange from OD6mm up to OD426mm and wall thickness from 1.0mm to 42mm.The maximum pipes length reaches 16 meters long.Main standard contains GB,ASTM,API,JIS,DIN and BS standard etc.we have attained the ISO9001 certificate,boiler and pressure carbon steel pipe certificate.