... Steel Pipe 1.OD:4" to 24" 2.W.T.:SCH20,30,40,60,STD XS,80 3.Standard:ASTMA106GR ... : long radius and short radius with carbon steel , stainless steel , slloy steel cap : ASTM(ANSI),API,BS, ... standards. tee : DN15---DN1200 according to the ANSI standard,DIN 2527,2573,2576,2642,2633,as well as ... papermaking, chemical equipment, heat exchanger and other fieledsseamless pipe Stainless Steel Pipe Fitting