... : Brass 2. Type: Valve Core, Cartridge 3. 10 years OEM experience 4. ISO9001:2000 Specifications:1. Product Name: Bras Valve Core, Valve Cartridge2. ... 16", 1/4", 5/16", 3/8", 3/4", 1/2”, 2”, etc, can be customized.4. Structure: Forged body, brass Core ... are mainly used in: water pipes, air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds of industrial ...