Informace ze světa ...
| ... svařování |
 European Federation for Welding, Joining and Cutting (EWF) |
| International Institute of Welding (IIW) |
| American Welding Society (AWS) |
| The Welding Research Council (WRC) |
| Edison Welding Institute (EWI) |
| The Welding Institute (TWI) |
| Hobart Institute of Welding (HIW) |
| Instytut Spawalnictwa (IS) |
| Paton Electric Welding Institute (PEWI) |
| Výskumný ústav zváračský (VÚZ) |
| ... strojírenských materiálů |
| MatWeb - material property data |
| ASM - The Materials Information Society |
| eFunda - The Ultimate Online Reference for Engineers |