double torsion spring

1.Material: stainless steel, swc,swp 2.Shelf life: 3 years 3.had passed through the ISO9001: 2008 certification

Features:

 1.Single torsion,double torsion and multi-torsion

Various torsion.

 2.Material:SUS, SWC,SWP, copper wire, alloy wire and so on

 3:Usagesprings generally used in telecommunication, medical instruments, optical equipments , power supply, switch, computer peripherals etc

 4:Surface :by customer’s request.

 5.ROHS standard.

Product Procedure:

   Receive Order — Production plan  —     Production  — IPQC  — heat treatment  — OQC  — Hand Finish/polish/ Clean/Grind  —   OQC —

IQC — Sub-contractor(e.g.plating  )  —  Packing  — Finished Goods  — Delivery

              Raw material                                                    Debug the machine                                          

                                              

                       First sample check                                                Producing   

                          

                  IQC again                                                                            Heat  treatment

                      

  Certificate :                                                                          Testing report:

            

       Welcome to visit our factory to check our quality!

   Please feel free to contact us:Ms.Yuan:0755-27734005   0755-27734136

   

double torsion spring