... )standards:ASTM -A53,BS1387-1985,GB/T3091-200 specification galvanized Seamless Steel Pipe grade:Q235,16Mn,10#,20#standard:ASTM/GB/JIS ... industry,fliud transportexaminationET/UTif you want to import the steel pipe from china,pls let us know by mail or call asap ... on friendship. Address: No.14,District2,Dadong Steel Pipe Market, Development Zone,liaocheng, shandong, china Tel:86-0635-2111838 Fax:86-0635 ...