... -A53,BS1387-1985,GB/T3091-200 specification galvanized Seamless Steel Pipe grade:Q235,16Mn,10#,20#standard:ASTM/GB ... fliud transportexaminationET/UTif you want to import the steel pipe from china,pls let us know by ... friend on friendship. Address: No.14,District2,Dadong Steel Pipe Market, Development Zone,liaocheng, shandong, china Tel: ... at)hotmail(dot)com astm a333 sch80 galvanized seamless steel pipe