... annealing. stainless steel pipe 309 1.Sizes:Diameter:6-610mm Wall Thickness:0.5-60mmO.D:3/8",1/2",3/4 ... 2",2",2 1/2",3",3 1/2",4",5",6",8",10",12",14",16",18"W.T:Schedule ... : 5/5S, 10/10S, 20/20S, 40/40S, 80/80S, ... and Physical characteristic: durable, corrosion resistant and high-temperature resistant;5. Appilication:mainly used in decoration, for fluid and gas transport ...