Welcome To Grande – Manufacturer, Supplier and Installer of High Quality Fully Welded ball valve

Grande-Tek Flow Control Group established in 1996 is a professional manufacturer of the fully welded ball valve. We are developing with integrated with designing, machining, assembling, inspection, testing, marketing, and service.

  • 20 years experience in valve manufacturing

  • 35 patented technologies

  • 99.999% Qualification Rate

  • Complete production qualification:API, CE, EAC…

  • Annual sales of $78 million in 2017

  • 30 years ball valve service life

Strong R&D technology

200+ CNC Lathes

5-axis Machining Center

Welding robot