... Beijing City, the capital of China, where is the heavy industrial area with the preferential development of iron and steel industry, Such ... are our own large warehouse in Beijing,Qinhuangdao, and Wuhan.The product widely applied to shipbuilding industry, architecture industry, petroleum ... HRB400 4)Standard:GB 1499.2-2007 3.Carbon ribbed steel bars for concrete 1)Diameter: 10mm-32mm 2)Length:6m-12m 3 ...