Seamless Steel Pipe 1.OD:4" to 24" 2.W.T.:SCH20,30,40,60,STD XS,80 3.Standard:ASTMA106GR.B ASTMA53Gr.b En10204/3. Fllowings are some products of us, please check them. flange : DN15---DN1200,the longest OD we can produce is 4 metreselbow : long radius and short radius with carbon steel , stainless steel , slloy steel cap : ASTM(ANSI),API,BS,DIN,and JIS standards. tee : DN15---DN1200 according to ...