1,Tracking service 2,Delivery is 25days 3,Material is Galvanizing 4,Payment have ... satisfied.1,Model:SMTE3-1/2''(SMTE2-1/2''.SMTE1-4/4'',SMTE1-1/2,SMTE1/2'',SMTE1''-4'')2,IMC 90 degree elbows,IMC ... resistance4,Standard:SMS,ISO,IDF,DIN,GB,BS,BPE,3A Elbow joint IMC elbows