Detailed Product Description the name:seamless steel pipethe size:from 1/2'' to 48''the thickness:SCH10,SCH20,SCH30,STD,SCH40,SCH60,XS,SCH80,SCH100 and so on.the standard:ASTM,ANSI,JIS,DIN,GB and so on.the material:carbon steel (seamless&seam)the packing:wooden case&pallents