... : 90 Deg. LR Elbow, 90 Deg. SR Elbows, 180 Deg. LR Elbow,180 Deg. SR Elbow, 45 Deg. LR Elbow, 45 Deg ... . SR Elbow 2, Thickness: SCH20, SGP, STD, SCH40 ... , cartons6, Standard: 1) ASTM A234 MSS SP-75 ASME B16.9 ASME 16.28 2)DIN 2605 DIN 2615 DIN 2616 ... : ISO ,API , Delivery time: 15days 90 Deg Carbon steel elbow(SR)