ship building L steel, inverted steel, ship building L steel, inverted steel, angle steel with unequal legs, ship building bulb flat steel iron, bridge building bulb flat steel iron, bulb flat steel and angle iron for ship bridge tower building, Our steel mill is equipped with production line of diameter 762mm / diameter 650mm X 2 and diameter 500mm/ diameter 450mmX 2 / diameter 350mm X 2. Its main products are Ship building Bulb flat steel iron, Ship-building angle steel with unequal legs, angle with unequal, equal angle steel for iron tower building, with annual production capacity 200,000 metric tons. Ship building steel (bulb flat steel and angle iron) has got certificate of 9 nations classification society, including China, USA, UK, France, Germany, Norway, Italy, Japan, and South Korea. The two production lien has passed ISO9001:2000. In 2004, we successfully developed Ship-building L steel with unequal legs and unequal thickness, inverted angle.