Regufluid Products Inc. manufactures one piece ball valves, one piece hexagonal ball valves, and polished surface one piece ball valves. All the ball valves feature reduced port and threaded ends, with sizes ranging from 1/2" to 4" or 1/4". All the ball valves also feature pressure/class of 1000 psi and working temperature of -20F to 400F.

Shanghai Quiyi Valve Co. Ltd. manufactures one piece ball valves in sizes from 1/4" to 4". Suitable for water, oil, gas, thermal fluid, and chemical applications; the threaded one piece valves feature working pressure of 1000 WOG and pressure ratings of 150lbs.-1200lbs.

Wenzhou Wenbao Ball Valve Co. Ltd. is a manufacturer of 1/4" to 4" one piece ball valves. Suitable for water, oil, steam, nitric acid, and acetate acid, the threaded valves feature a working pressure of 1000 WOG and operating temperature of -40 to 150C.

Zhejiang Vango Valves Manufacturing Co. Ltd. produces one piece ball valves with pressure ratings of 1000 psi, 800lb., 900lb., 1500lb. and 2500lb. Featuring threaded or S.W. end connections, the valves are available in sizes ranging from 1/4" to 2". Other features include a blowout-proof stem, and optional lockable handle lever/mounting pad.