High-quality Spiral Welded Pipe 1. Length: normally 6- ... (DN8 ~ DN2500)Wall Thickness: SCH5S ~ SCH160 (SCHXXS) or Thicker.Pipe Type : Seamless , Welded , ERW , EFW , SAW , LSAW ... 904L ,Etc.Duplex : A789 , A790-UNS31803,UNS32750,UNS32760 Etc.Alloy Steel: A335-P1, P5 , P9 , P11 , P12 , ... Aluminum ,Bronze, Brass, Copper ,Copper Nickel ,Titanium, Alloy C276,Inconel 600,625, Incoloy 800H , Incoloy 825 , Etc ...