... plated finished 4.CE,EN331,SGS,ISO9002:2008 certification brass angle elbow1. Forged brass body2. Chrome plated finished3. Size:1/2 ... /4"x3/4"1"x1"2.Material:Brass 3.Size:16-1/2",20-1/2" 4.Certificate:ISO9001 by DQS ... .31,1 1.1 1.416 16,0 16,31,5 1,5 1,816 16,0 16,31,8 1,8 2,120 ... diameter mmWall thickness mmNominal Min. Max.Nominal Min. Max.16 16,0 16,32 1,9 2,3518 18,0 18,32 1 ...