Zhejiang Ouyi Valve Co., Ltd. (formerly Kailite Valve Manufacture Co., Ltd ) is specialize in design, manufacturing, sales and services of balls, ball valves and valve parts. Our company established in 1998. All these years, we operate according to ISO9001 standard; Strictly control every section from product's design to delivery. We can offer valve factories with all kinds of balls with high accuracy and reliable performance. Ball DN; 15_1200mm Main equipments: CNC processing center, CNC grinding machines, CNC lathes. Material: A105 LF2 F6A 304 316 F51 and others. Ball surface treatment: Abrasion and erosion proof materials such as tungsten carbide, stellite alloy etc. We aim at mutual benefit, win- win result. Our principle is "Survive by best quality; Develop by supreme credit, perfect by good service". Ouyi products sell very well both at home and abroad, such as Germany, Italy, Turkey etc. We enjoy a great reputation in valve industry. Sincerely welcome all customers visit Ouyi. Your inspection, instruction or calling will be highly appreciated.