For relevant enterprises:
The welding equipment, welding machine standards GB15579.1-2004 ?Arc welding equipment桺art 1:Welding power source" have been implemented since August 1, 2004 instead of the standard GB15579-1995.The conversion of standard is drawing to a close, but there are few enterprises have not changed.
揅onversion of certificate should be completed on December 31, 2005, and the certificate issued by the standard GB15579-1995 will lapse from January 1, 2006 " according to the document [2004]50 of CNCA. China Quality Certification Center will stop the conversion work from December 31, 2005. The certificate without version change will be canceled according to relevant documents then.
The enterprise which has not yet get the version change shall apply for the change as soon as possible.
return