WE ARE SPECIALISED IN MANUFACTURING STAINLESS STEEL SEAMLESS PIPE AND TUBE SIZE:6-830MM*0.9-60MM ... are an export company with our own mill manufacturing stainless steel seamless pipes and tubes. The material: 201,304,304L,316L,321,347H,317L ... ,310S,904L,TP410,TP420,TP430,TP405, as well as duplex phase stainless ...