... valves, Gas valves, Needle valves, Check vales, Saddle valves, Stop valves, OEM service Specifications: 1. Product Name: Brass angle ... gas valves, needle valves, check valves, self saddle valves, stop valves, gate valves and so on2. Raw Material: Brass ... level hygienic equipment and different kinds of industrial copper pipe fittings, etc. Ensuring high quality reliable products, professional services ...