... .pressure:#2000-#9000 3.Material:SS,CS,Alloy 4.Standard:ASME,BS,GOST,eg 5.Certificate:API,ISO ... ,CE,eg size1/2"-4"6"-30"Type Elbow, Tee, Union, Cross, Coupling ... /56/60/65/70 / A350 LF3/ A350 LF2, etc)Stainless steel (ASTM A182 F304/ 304L/ 304H/ 316/ 316L/ 317/ ... Ultrasonic flaw detector,Magentic particle inspection,etc Standard Stainless Steel Forged Pipe Fittings Theradolet