Lishui Ouyi Valve Co., Ltd. specializes in the design, manufacture, sale and service of valve balls, valve stems, valve bodies and other ball valve parts. These ball valve parts are designed and manufactured in accordance with ASME, ANSI, API, BS, DIN and JIS standards. Our company was established in 1998. All these years, we have operated the business according to ISO9001 standard. WE strictly control the whole process from product design to delivery. We can offer all kinds of valve balls with high precision and reliable performance. Ball size DN: 15mm-1400mm Main materials: A105, LF2, F6A, 304, 316, 17-4PH, F51 and others Balls: trunnion solid balls, floating solid balls, three-way balls, trunnion bushing balls, floating bushing balls, segment balls, long stem balls, bend type balls, V type balls and others Ball surface treatment: abrasion and erosion proof materials; such as nickel plating, hard chromium plating, ...[More] carbide spraying, stellite alloy spraying, etc. Our aim is "mutual benefit, win-win result". Our principle is "Survive by best quality; develop by good credit and good service". Ouyi products sell very well both at home and abroad, such as Germany, Italy, Turkey, etc. We sincerely welcome you to visit Ouyi Valve at any time.