hi/all my name is eaid there are six materials. i want to know the magnetic properties for them. can any one help me about them. the materials are:- 1- losil 2- dk-70 3- mild steel 4- carbon steel type 1 5- carbon steel type 2 6- ck-37 Many thanks for all and goodbye eaid goda Mansoura University Egypt __________________________________ Do you Yahoo!? SBC Yahoo! DSL - Now only $29.95 per month! http://sbc.yahoo.com