Angang Group Yongtong Ductile Cast Iron Pipe Co., Ltd. is a production base of cast iron in Henan Province of China. Our pig iron has features of low P, low S and low Ti. Our products have been appraised high quality by China Metallurgy Industry Department. They are widely used in large-scale precise cast corporations, and sell well in Europe, Asia, Africa and other countries and regions. They are called "free-inspection products" in Japan. Our company has advanced production processes, various skills and complete inspection equipment. We use high quality pig iron for ductile casts. We have advanced annealing furnace which is 60 meters long with annual production capability of 250,000 tons of ductile cast iron pipes with DN80-DN1000mm. There are T joints, self-restrained joints and epoxy inside or outside pipes. They are widely used in transporting water, gas and other liquid. We have strong