ASTM A53/A106/API 5L Carbon Steel Seamless Pipe 1.Standard:ASTM,API,DIN 2.Grade: 10#-45#, 16Mn, A53-A369, API J55-API CARBON STEEL SEAMLESS PIPES:1)Material: Carbon Steel Pipes2 ... ,STPG480,STB410Size1"-24"(33.4mm-610mm)Wall thicknesssch10,sch20,sch30,sch40,STD,sch60, XS,sch80,sch100, sch140,sch160,XXSPackagingBundle or bulk ...