Brass Fire Hydrant, extinguisher valve: 1. Material: Brass 2. Type: Fire Hydrant 3. 10 years OEM experience ... 1. Product Name: Brass Fire Hydrant, Brass extinguisher valve2. Raw Material: Brass 58-3A, C37700, lead-free, or according to ... air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds of industrial copper pipe fittings, etc.Ensuring high quality ...