... ",3 1/2",4",5",6",8",10",12",14",16",18"W.T:Schedule: 5/5S, 10/10S, 20/20S ... rolled.4. Chemical and Physical characteristic: durable, corrosion resistant and high-temperature resistant;5. Appilication:mainly used in decoration, for fluid ... piece then packed in seaworthy --wooden cases or as request. High quality 309 stainless steel pipe