... 1/8"-1" 3,OEM order 4,flared male elbow brass elbow, 45 degree elbow, flared male elbow1) Available in tube sizes: 1 ... Gas and other corrosive or noncorosive medium5) The material for manufacture: 20#, 1Cr18Ni9Ti, 304, 316, 316L, etc6) ... The demands for fitting pipes: φ4 toφ427) Cone thread: G, R, GPT, NPT, BSP, DIN, UNF, PT, etc ... tools. brass elbow, 45 degree elbow, flared male female elbow