flange

Detailed introduction to flange:

Our advantage:     *100% no welding repair   

*100% for export   

*100% size inspecting

In house testing:  * PMI test for all material

                                   * Ultrasonic testing

                                  * Dye penetration testing

Third part testing : *Hardness testing

                                      *Impact testing machine

                                      *Inter-crystalline corrosion