... quick connect hose coupling are used for hose-to-pipe 2.Type A (Male adapter X Female Thread) ... 3.Body material:SS316/304 quick connect hose coupling are used for hose-to ... , mining, agriculture, food, chemistry, and fire protection industriesSize1/2’’ to 6’’TypeA, B, C, D, DC, DP, E ... and the corresponding part A: SizePart #1/2"-SS-A-00503/4"-SS-A-00751"-SS- ...