Oilfield Unions are the quality line connections available, ranging in size from 1.5 inches to 4inches with cold working pressure to 20000psi to provide safer and more effective installations to meet the customer needs and industry requirement.Chenglin Unions are manufactured from steel forgings using material appropriate specific pressure ratings and standards.
Ball injector has enhanced performance with featured high efficient feed system (Max.379 balls for a cartridge) and reliable feed and inject rate. Local and remote control model eases more convenient operation.Another unique feature is the batch ball number to be injected can be preset before the operation.
Each part of our wellhead protectors has passed independent inspection and test and It's in conformity with national and industry standards. Moreover, it owns long service life and excellent performance.
Manufacture filed proven premium quality plug valves offering for a wide range of well drilling production&well-servicing applications.Available the range in size1”ro 3”&pressure rating upto 15000psi .Other valve products,such as check valve and needle valve, are also available.Consult factory for details.