Specification Of Nickel Alloy 200/201 Seamless Welded Pipes Tubes Size½â€NB – 24â€NBScheduleSCH 10 – SCH XXSStandardsASTM / ASMEGradesUNS 2200 (Nickel 200), UNS 2201 (Nickel 201)LengthDouble Random, Single Random, Cut LengthTypeSeamless, Welded, Fabricated, ERW, LSAW PipesFormRound, Rectangular, Hydraulic, SquareApplicationManufacture and handling of sodium hydroxide, particularly at temperature above 300C, Production of viscose rayon. Manufacture of soap, Analine hydrochloride production and in the chlorination of aliphatic hydrocarbons such as benzene, methane and ethane, Manufacture of vinyl chloride monomer, Reactors and vessels in which fluorine is generated and reacted with hydrocarbons.