... 4. ISO9001:2000 Specifications:1. Product Name: Bras Valve Core, Valve Cartridge2. Raw Material: Brass 58-3A, C37700, lead ... can be customized.4. Structure: Forged body, brass Core. 5. Surface: Yellow brass color, or Nickel plated, ... in: water pipes, air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds ... contact us for more information. Brass Valve Core