... ISO14001:2004 Specifications: 1. Product Name:Brass Fire Extinguisher Valve2. Raw Material: Brass 58-3, C37700, lead-free, customized3 ... pipes, air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds of industrial copper ... pipes, air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds of industrial copper ...