ALL WALL THICKNESS OF SEAMLESS ELBOW 1.Size:1/2"-48" 2.Acc.to ... 3.1.5D 90DEG ALL WALL THICKNESS SEAMLESS ELBOWProfessional manufacturer of kinds of carbon steel,such as DIN flange,JIS flange.,ANSI ... ,SS400,SF440A,A1052. Size:1/2"-40"3. Type:plate,slip-on,welding neck,threaded,socket weld,blind4. Surface treatment:transparent ...