90° Internal Bend Assembly – Elbow Type 90° Internal Bend Assembly - Elbow Type Nominal Section Size (mm) Model NumberSizeSize A0505EI5050 A0705EI7550 A0707EI7575 A1005EI10050 A1007EI10075 A1010EI100100 A1505EI15050 A1507EI15075 A1510EI150100 A1515EI150150 A2010EI200100 A2205EI22550 A2215EI225150 A3015EI300150