Size : Nom Dia: ?" to 4" [6-100 mm]*Tailor made if required. Length: As Specified or Upto any Length. Specification / Standard : ASTM / ASME / BS / DIN / BS EN ISO Material : C.S., M.S., Alloy Steel, Ferritic & Austenitic Stainless Steel Threads : UNC, 8UN, UNF, Metric Coarse & Fine Series. Surface Finish : Self Color, Hot Dip Galvanized, Electro Galvanized, Di-Chromated, P.T.F.E. Coated or any other as per order requirement