... pipe steel, pipe steel Material: stainless steel TP 304 and others TP 304 seamless pipe steel, pipe steel Product:Stainless Steel Seamless ... PipeGrade:304,304L,321,321H,316,316L,317L,310SSpecifications:Outer Diameter:6mm ... grades we can provide are 304, 316L, 310S and other stainless steel products of 300 series. Our products are very popular ...