Testing and inspection is a verifying method to product safety and reliability. By perform the tests such as:pressure test,valve service life test,static test,spark test,fatigue test and flow rate test,to make sure the product which delivery to client is safe and reliable.

Dipper Valve passed strictly inspection and test to got API 607 fire proof test certificate,API 6FD fire proof test certificate as well as API 6FA fire proof test certificate.