... :2000 ISO14001:2004 Specifications: 1. Product Name:Brass Fire Extinguisher Valve2. Raw Material: Brass 58-3, C37700, ... , air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds of industrial copper pipe fittings, ... , air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds of industrial copper pipe fittings, ...