stainless steel pipe 1,we ues the first grade material in China. ... 309 1.Sizes:Diameter:6-610mm Wall Thickness:0.5-60mmO.D:3/8",1/2",3/4",1",1 1/4",1 1/2 ... ",2",2 1/2",3",3 1/2",4",5",6",8",10",12",14 ... ",16",18"W.T:Schedule: 5/5S, 10 ... then packed in seaworthy --wooden cases or as request. High quality 309 stainless steel pipe