Welding nut is fastener which has internal thread and cooperates with bolt for use.It is mechanical part which has internal thread and cooperates with screw for use to transit motion or power.Its
strength is greater,and its using range is wide and it is OK in term of being thin or thick.
Standards include GB ,German Standard(DIN) British Standard(BS) and Japanese Standard(JB).
Specific models include auto standard Q371,national standard GB13681/GB13680 and German standard DIN929/928 welding nut.
Our welding nuts adopt optimal level of materials,welding spots are even and thread gauge rate can reach 100%. This production is GB/T13680 M4-M14.