... , extinguisher valve: 1. Material: Brass 2. Type: Fire Hydrant 3. 10 years OEM experience 4. ISO9001:2000 ... Specifications:1. Product Name: Brass Fire Hydrant, Brass extinguisher valve2. Raw Material: Brass 58-3A, C37700 ... products are mainly used in: water pipes, air conditioner, refrigerator, fire valve, gardening, high-level hygienic equipment and different kinds of ...