We can supply and fabricate the tubes according to the international standard, such as ASME SA106,SA179,SA192,SA199,SA209,SA210,SA213,SA333,SA335,SA556,DIN17175,EN10216-2,BS3059,JIS G3461, JIS G3462 etc. Material can be carbon steel, alloy steel, stainless steel, nickel alloy steel, hastelloy and some other special steel as per request of the customers.