Dear sir: Our company is a specialiced manufacturer of stainless steel welded pipes,we output 2,000MT stainless steel welded pipes each year. Quality is something we never neglect The advanced production lines as well as strict quality control management ensure that no defective products leave our factory,and our products have passed ISO9001Quality Supervision System,Otherwise we read just our price according to the international market at all times Our company have all kinds of products. We will increasa machinery equipment for mass prodution to advance our position on thise year and our new products will hit the markt in june .If you have inquiry that i am pleased to enclosed our illustrated catalogue and the price-list to you by e-mail.We warmly welcome you to contact us for cooperation based on mutual benefits for a brighter and more successful future Detailed Selling Lead Description Features: 1) Material: stainless steel 304, 321, 316L, 304L, 310s, 316 and imported stainless steel 2) Outside diameter: 4 ?8 mm 3) Wall thickness: 0.25 - 2mm