1.carbon steel elbow 2.direct sale from manufacturer 3.high quality materials+advanced technique+ ... attentive service carbon steel elbow: Product namePipe elbowsize1/8,1 ... /4,3/8,1/2,3/4,1,1.1/4,1.1/2,2,2.1/2,3,3.1/2,4,5,6,8,10,12MaterialQ235A ...